New Upstream Release - pystemd

Ready changes

Summary

Merged new upstream version: 0.13.2 (was: 0.11.0).

Diff

diff --git a/PKG-INFO b/PKG-INFO
index 2cb966b..057db5e 100644
--- a/PKG-INFO
+++ b/PKG-INFO
@@ -1,13 +1,15 @@
 Metadata-Version: 2.1
 Name: pystemd
-Version: 0.11.0
+Version: 0.13.2
 Summary: A systemd binding for python
-Home-page: https://github.com/facebookincubator/pystemd
-Author: Alvaro Leiva
-Author-email: aleivag@meta.com
+Author: Alvaro Leiva Geisse
+Author-email: Alvaro Leiva Geisse <aleivag@gmail.com>
+Maintainer-email: Alvaro Leiva Geisse <aleivag@gmail.com>, Davide Cavalca <dcavalca@meta.com>, Anita Zhang <the.anitazha@gmail.com>
 License: LGPL-2.1+
-Keywords: systemd
-Platform: UNKNOWN
+Project-URL: changelog, https://github.com/systemd/pystemd/blob/main/CHANGES.md
+Project-URL: homepage, https://github.com/systemd/pystemd
+Project-URL: repository, https://github.com/systemd/pystemd.git
+Keywords: systemd,linux,dbus
 Classifier: Operating System :: POSIX :: Linux
 Classifier: Intended Audience :: Developers
 Classifier: Intended Audience :: System Administrators
@@ -21,12 +23,15 @@ Classifier: Development Status :: 5 - Production/Stable
 Classifier: Topic :: Utilities
 Classifier: License :: OSI Approved :: GNU Lesser General Public License v2 or later (LGPLv2+)
 Description-Content-Type: text/markdown
+Provides-Extra: t
+Provides-Extra: lint
 License-File: LICENSE
 
 pystemd
 =======
 
-![Continuous Integration](https://github.com/facebookincubator/pystemd/workflows/Continuous%20Integration/badge.svg?event=push)
+[![Continuous Integration](https://github.com/systemd/pystemd/workflows/Continuous%20Integration/badge.svg?event=push)](https://github.com/systemd/pystemd/actions) [![Matrix](https://img.shields.io/matrix/pystemd:matrix.org)](https://matrix.to/#/#pystemd:matrix.org)
+
 
 This library allows you to talk to systemd over dbus from python, without
 actually thinking that you are talking to systemd over dbus. This allows you to
@@ -38,7 +43,7 @@ and then parsing the output to know the result.
 Show don't tell
 ---------------
 
-In software as in screenwriting, its better to show how things work instead of
+In software as in screenwriting, it's better to show how things work instead of
 tell. So this is how you would use the library from a interactive shell.
 
     In [1]: from pystemd.systemd1 import Unit
@@ -46,8 +51,9 @@ tell. So this is how you would use the library from a interactive shell.
     In [3]: unit.load()
 
 Note: you need to call `unit.load()` because by default `Unit` will not load the
-unit information as that would require do some IO. You can auto load the unit by
-`Unit(b'postfix.service', _autoload=True)`
+unit information as that would require do some IO (and we dont like doing io on a class constructor). 
+You can autoload the unit by `Unit(b'postfix.service', _autoload=True)` or using the unit as a 
+contextmanager like `with Unit(b'postfix.service'): ...`
 
 Once the unit is loaded, you can interact with it, you can do by accessing its
 systemd's interfaces:
@@ -270,14 +276,10 @@ v237.
 * gcc: or any compiler that `setup.py` will accept.
 * [`pkg-config`](https://www.freedesktop.org/wiki/Software/pkg-config/) command. Depending on your distro, the package is called "pkg-config", "pkgconfig" or a compatible substitute like "pkgconf"
 
-if you want to install from source then after you clone this repo you need to
+if you want to install from source then after you clone this repo all you need to do its `pip install . `
 
-```bash
-$ pip install -r requirements.txt # get six
-$ python3 setup.py install # only python3 supported
-```
 
-but in addition to previous requirements you'll need:
+In addition to previous requirements you'll need:
 
   * setuptools: Just use your distro's package (e.g. python-setuptools).
   * Cython: at least version 0.21a1, just pip install it or use the official
@@ -300,5 +302,3 @@ License
 -------
 
 pystemd is licensed under LGPL 2.1 or later.
-
-
diff --git a/README.md b/README.md
index 98bfea4..b5852dd 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,8 @@
 pystemd
 =======
 
-![Continuous Integration](https://github.com/facebookincubator/pystemd/workflows/Continuous%20Integration/badge.svg?event=push)
+[![Continuous Integration](https://github.com/systemd/pystemd/workflows/Continuous%20Integration/badge.svg?event=push)](https://github.com/systemd/pystemd/actions) [![Matrix](https://img.shields.io/matrix/pystemd:matrix.org)](https://matrix.to/#/#pystemd:matrix.org)
+
 
 This library allows you to talk to systemd over dbus from python, without
 actually thinking that you are talking to systemd over dbus. This allows you to
@@ -13,7 +14,7 @@ and then parsing the output to know the result.
 Show don't tell
 ---------------
 
-In software as in screenwriting, its better to show how things work instead of
+In software as in screenwriting, it's better to show how things work instead of
 tell. So this is how you would use the library from a interactive shell.
 
     In [1]: from pystemd.systemd1 import Unit
@@ -21,8 +22,9 @@ tell. So this is how you would use the library from a interactive shell.
     In [3]: unit.load()
 
 Note: you need to call `unit.load()` because by default `Unit` will not load the
-unit information as that would require do some IO. You can auto load the unit by
-`Unit(b'postfix.service', _autoload=True)`
+unit information as that would require do some IO (and we dont like doing io on a class constructor). 
+You can autoload the unit by `Unit(b'postfix.service', _autoload=True)` or using the unit as a 
+contextmanager like `with Unit(b'postfix.service'): ...`
 
 Once the unit is loaded, you can interact with it, you can do by accessing its
 systemd's interfaces:
@@ -245,14 +247,10 @@ v237.
 * gcc: or any compiler that `setup.py` will accept.
 * [`pkg-config`](https://www.freedesktop.org/wiki/Software/pkg-config/) command. Depending on your distro, the package is called "pkg-config", "pkgconfig" or a compatible substitute like "pkgconf"
 
-if you want to install from source then after you clone this repo you need to
+if you want to install from source then after you clone this repo all you need to do its `pip install . `
 
-```bash
-$ pip install -r requirements.txt # get six
-$ python3 setup.py install # only python3 supported
-```
 
-but in addition to previous requirements you'll need:
+In addition to previous requirements you'll need:
 
   * setuptools: Just use your distro's package (e.g. python-setuptools).
   * Cython: at least version 0.21a1, just pip install it or use the official
diff --git a/debian/changelog b/debian/changelog
index 40a2d56..fcd3b27 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+pystemd (0.13.2-1) UNRELEASED; urgency=low
+
+  * New upstream release.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Mon, 29 May 2023 00:34:48 -0000
+
 pystemd (0.11.0-1) unstable; urgency=medium
 
   * Team upload.
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..8064efd
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,60 @@
+[build-system]
+requires = ["setuptools>=46.4.0", "wheel", "cython"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "pystemd"
+version = "0.13.2"
+readme = "README.md"
+description="A systemd binding for python"
+dependencies = [
+    "lxml",
+    "psutil"
+]
+authors = [{name = "Alvaro Leiva Geisse", email = "aleivag@gmail.com"}]
+maintainers = [
+    {name = "Alvaro Leiva Geisse", email = "aleivag@gmail.com"},
+    {name = "Davide Cavalca", email = "dcavalca@meta.com"},
+    {name = "Anita Zhang", email = "the.anitazha@gmail.com"}
+]
+classifiers = [
+    "Operating System :: POSIX :: Linux",
+    "Intended Audience :: Developers",
+    "Intended Audience :: System Administrators",
+    "Programming Language :: Python :: 3.6",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Development Status :: 5 - Production/Stable",
+    "Topic :: Utilities",
+    "License :: OSI Approved :: GNU Lesser General Public License v2 or later (LGPLv2+)",
+]
+license = { text = "LGPL-2.1+" }
+keywords = ["systemd", "linux", "dbus"]
+
+[project.optional-dependencies]
+# Used for runing tests
+t = ["pytest", "pytest-cov"]
+lint = [
+    "black",
+    "mypi",
+    "isort",
+]
+
+[project.urls]
+changelog = "https://github.com/systemd/pystemd/blob/main/CHANGES.md"
+homepage = "https://github.com/systemd/pystemd"
+repository = "https://github.com/systemd/pystemd.git"
+
+[tool.mypy]
+strict = false
+packages = ["pystemd"]
+
+[tool.isort]
+atomic = true
+profile = "black"
+line_length = 88
+skip_gitignore = true
+
diff --git a/pystemd.egg-info/PKG-INFO b/pystemd.egg-info/PKG-INFO
index 2cb966b..057db5e 100644
--- a/pystemd.egg-info/PKG-INFO
+++ b/pystemd.egg-info/PKG-INFO
@@ -1,13 +1,15 @@
 Metadata-Version: 2.1
 Name: pystemd
-Version: 0.11.0
+Version: 0.13.2
 Summary: A systemd binding for python
-Home-page: https://github.com/facebookincubator/pystemd
-Author: Alvaro Leiva
-Author-email: aleivag@meta.com
+Author: Alvaro Leiva Geisse
+Author-email: Alvaro Leiva Geisse <aleivag@gmail.com>
+Maintainer-email: Alvaro Leiva Geisse <aleivag@gmail.com>, Davide Cavalca <dcavalca@meta.com>, Anita Zhang <the.anitazha@gmail.com>
 License: LGPL-2.1+
-Keywords: systemd
-Platform: UNKNOWN
+Project-URL: changelog, https://github.com/systemd/pystemd/blob/main/CHANGES.md
+Project-URL: homepage, https://github.com/systemd/pystemd
+Project-URL: repository, https://github.com/systemd/pystemd.git
+Keywords: systemd,linux,dbus
 Classifier: Operating System :: POSIX :: Linux
 Classifier: Intended Audience :: Developers
 Classifier: Intended Audience :: System Administrators
@@ -21,12 +23,15 @@ Classifier: Development Status :: 5 - Production/Stable
 Classifier: Topic :: Utilities
 Classifier: License :: OSI Approved :: GNU Lesser General Public License v2 or later (LGPLv2+)
 Description-Content-Type: text/markdown
+Provides-Extra: t
+Provides-Extra: lint
 License-File: LICENSE
 
 pystemd
 =======
 
-![Continuous Integration](https://github.com/facebookincubator/pystemd/workflows/Continuous%20Integration/badge.svg?event=push)
+[![Continuous Integration](https://github.com/systemd/pystemd/workflows/Continuous%20Integration/badge.svg?event=push)](https://github.com/systemd/pystemd/actions) [![Matrix](https://img.shields.io/matrix/pystemd:matrix.org)](https://matrix.to/#/#pystemd:matrix.org)
+
 
 This library allows you to talk to systemd over dbus from python, without
 actually thinking that you are talking to systemd over dbus. This allows you to
@@ -38,7 +43,7 @@ and then parsing the output to know the result.
 Show don't tell
 ---------------
 
-In software as in screenwriting, its better to show how things work instead of
+In software as in screenwriting, it's better to show how things work instead of
 tell. So this is how you would use the library from a interactive shell.
 
     In [1]: from pystemd.systemd1 import Unit
@@ -46,8 +51,9 @@ tell. So this is how you would use the library from a interactive shell.
     In [3]: unit.load()
 
 Note: you need to call `unit.load()` because by default `Unit` will not load the
-unit information as that would require do some IO. You can auto load the unit by
-`Unit(b'postfix.service', _autoload=True)`
+unit information as that would require do some IO (and we dont like doing io on a class constructor). 
+You can autoload the unit by `Unit(b'postfix.service', _autoload=True)` or using the unit as a 
+contextmanager like `with Unit(b'postfix.service'): ...`
 
 Once the unit is loaded, you can interact with it, you can do by accessing its
 systemd's interfaces:
@@ -270,14 +276,10 @@ v237.
 * gcc: or any compiler that `setup.py` will accept.
 * [`pkg-config`](https://www.freedesktop.org/wiki/Software/pkg-config/) command. Depending on your distro, the package is called "pkg-config", "pkgconfig" or a compatible substitute like "pkgconf"
 
-if you want to install from source then after you clone this repo you need to
+if you want to install from source then after you clone this repo all you need to do its `pip install . `
 
-```bash
-$ pip install -r requirements.txt # get six
-$ python3 setup.py install # only python3 supported
-```
 
-but in addition to previous requirements you'll need:
+In addition to previous requirements you'll need:
 
   * setuptools: Just use your distro's package (e.g. python-setuptools).
   * Cython: at least version 0.21a1, just pip install it or use the official
@@ -300,5 +302,3 @@ License
 -------
 
 pystemd is licensed under LGPL 2.1 or later.
-
-
diff --git a/pystemd.egg-info/SOURCES.txt b/pystemd.egg-info/SOURCES.txt
index 17ce370..28b4d79 100644
--- a/pystemd.egg-info/SOURCES.txt
+++ b/pystemd.egg-info/SOURCES.txt
@@ -1,6 +1,7 @@
 LICENSE
 MANIFEST.in
 README.md
+pyproject.toml
 setup.cfg
 setup.py
 pystemd/__init__.py
@@ -8,6 +9,9 @@ pystemd/__init__.pyi
 pystemd/__version__.py
 pystemd/base.py
 pystemd/base.pyi
+pystemd/cutils.c
+pystemd/cutils.pyi
+pystemd/cutils.pyx
 pystemd/daemon.c
 pystemd/daemon.pyi
 pystemd/daemon.pyx
@@ -19,11 +23,11 @@ pystemd/dbuslib.c
 pystemd/dbuslib.pyi
 pystemd/dbuslib.pyx
 pystemd/exceptions.py
+pystemd/futures.py
 pystemd/journal.c
 pystemd/journal.pyx
 pystemd/run.py
 pystemd/utils.py
-pystemd/utils.pyi
 pystemd.egg-info/PKG-INFO
 pystemd.egg-info/SOURCES.txt
 pystemd.egg-info/dependency_links.txt
@@ -43,6 +47,7 @@ tests/test_base.py
 tests/test_daemon.py
 tests/test_dbus_arg_parsing.py
 tests/test_dbuslib.py
+tests/test_futures.py
 tests/test_journal.py
 tests/test_unit_signatures.py
 tests/test_utils.py
\ No newline at end of file
diff --git a/pystemd.egg-info/requires.txt b/pystemd.egg-info/requires.txt
index ab90481..5ce19f1 100644
--- a/pystemd.egg-info/requires.txt
+++ b/pystemd.egg-info/requires.txt
@@ -1 +1,11 @@
 lxml
+psutil
+
+[lint]
+black
+mypi
+isort
+
+[t]
+pytest
+pytest-cov
diff --git a/pystemd/DBus/__init__.py b/pystemd/DBus/__init__.py
index b405d69..7a3a769 100644
--- a/pystemd/DBus/__init__.py
+++ b/pystemd/DBus/__init__.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
diff --git a/pystemd/__init__.py b/pystemd/__init__.py
index 6d470c0..bd08741 100644
--- a/pystemd/__init__.py
+++ b/pystemd/__init__.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -100,8 +99,7 @@ Extra read (mostly if you want to develop or extend this):
         https://www.freedesktop.org/software/systemd/man/index.html#S
 """
 
-from pystemd import __version__, DBus, machine1, systemd1
-
+from pystemd import DBus, __version__, machine1, systemd1
 
 # handy shortcuts for systemd resources
 SDUnit = systemd1.Unit
diff --git a/pystemd/__init__.pyi b/pystemd/__init__.pyi
index 2dd6802..3bc10c8 100644
--- a/pystemd/__init__.pyi
+++ b/pystemd/__init__.pyi
@@ -6,7 +6,9 @@
 # the root directory of this source tree.
 #
 
-from pystemd import __version__, DBus, machine1, systemd1
+from typing import Any
+
+from pystemd import DBus, __version__, machine1, systemd1
 
 SDUnit = systemd1.Unit
 SDManager = systemd1.Manager
diff --git a/pystemd/__version__.py b/pystemd/__version__.py
index d8fa235..e832c28 100644
--- a/pystemd/__version__.py
+++ b/pystemd/__version__.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -9,6 +8,8 @@
 
 import sys
 
-__version__ = "0.11.0"
+# during development this version is always at least "one up" the
+# latest release.
+__version__ = "0.13.2"
 
-sys.modules[__name__] = __version__
+sys.modules[__name__] = __version__  # type: ignore
diff --git a/pystemd/base.py b/pystemd/base.py
index 0849c33..2d59c00 100644
--- a/pystemd/base.py
+++ b/pystemd/base.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -11,7 +10,8 @@ import re
 from contextlib import contextmanager
 
 from lxml import etree
-from pystemd.dbuslib import apply_signature, DBus
+
+from pystemd.dbuslib import DBus, apply_signature
 from pystemd.utils import x2char_star
 
 
diff --git a/pystemd/base.pyi b/pystemd/base.pyi
index 5751d41..5698725 100644
--- a/pystemd/base.pyi
+++ b/pystemd/base.pyi
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2020-present, Facebook, Inc.
 # All rights reserved.
@@ -12,7 +11,7 @@ from contextlib import contextmanager
 from typing import Any, AnyStr, Iterator, Optional
 from xml.dom.minidom import Element
 
-from pystemd.dbuslib import apply_signature, DBus
+from pystemd.dbuslib import DBus, apply_signature
 from pystemd.utils import x2char_star
 
 class SDObject(object):
diff --git a/pystemd/cutils.c b/pystemd/cutils.c
new file mode 100644
index 0000000..280bee1
--- /dev/null
+++ b/pystemd/cutils.c
@@ -0,0 +1,3090 @@
+/* Generated by Cython 0.29.35 */
+
+/* BEGIN: Cython Metadata
+{
+    "distutils": {
+        "depends": [],
+        "libraries": [
+            "systemd"
+        ],
+        "name": "pystemd.cutils",
+        "sources": [
+            "pystemd/cutils.pyx"
+        ]
+    },
+    "module_name": "pystemd.cutils"
+}
+END: Cython Metadata */
+
+#ifndef PY_SSIZE_T_CLEAN
+#define PY_SSIZE_T_CLEAN
+#endif /* PY_SSIZE_T_CLEAN */
+#include "Python.h"
+#ifndef Py_PYTHON_H
+    #error Python headers needed to compile C extensions, please install development version of Python.
+#elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
+    #error Cython requires Python 2.6+ or Python 3.3+.
+#else
+#define CYTHON_ABI "0_29_35"
+#define CYTHON_HEX_VERSION 0x001D23F0
+#define CYTHON_FUTURE_DIVISION 1
+#include <stddef.h>
+#ifndef offsetof
+  #define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
+#endif
+#if !defined(WIN32) && !defined(MS_WINDOWS)
+  #ifndef __stdcall
+    #define __stdcall
+  #endif
+  #ifndef __cdecl
+    #define __cdecl
+  #endif
+  #ifndef __fastcall
+    #define __fastcall
+  #endif
+#endif
+#ifndef DL_IMPORT
+  #define DL_IMPORT(t) t
+#endif
+#ifndef DL_EXPORT
+  #define DL_EXPORT(t) t
+#endif
+#define __PYX_COMMA ,
+#ifndef HAVE_LONG_LONG
+  #if PY_VERSION_HEX >= 0x02070000
+    #define HAVE_LONG_LONG
+  #endif
+#endif
+#ifndef PY_LONG_LONG
+  #define PY_LONG_LONG LONG_LONG
+#endif
+#ifndef Py_HUGE_VAL
+  #define Py_HUGE_VAL HUGE_VAL
+#endif
+#ifdef PYPY_VERSION
+  #define CYTHON_COMPILING_IN_PYPY 1
+  #define CYTHON_COMPILING_IN_PYSTON 0
+  #define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_NOGIL 0
+  #undef CYTHON_USE_TYPE_SLOTS
+  #define CYTHON_USE_TYPE_SLOTS 0
+  #undef CYTHON_USE_PYTYPE_LOOKUP
+  #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #if PY_VERSION_HEX < 0x03050000
+    #undef CYTHON_USE_ASYNC_SLOTS
+    #define CYTHON_USE_ASYNC_SLOTS 0
+  #elif !defined(CYTHON_USE_ASYNC_SLOTS)
+    #define CYTHON_USE_ASYNC_SLOTS 1
+  #endif
+  #undef CYTHON_USE_PYLIST_INTERNALS
+  #define CYTHON_USE_PYLIST_INTERNALS 0
+  #undef CYTHON_USE_UNICODE_INTERNALS
+  #define CYTHON_USE_UNICODE_INTERNALS 0
+  #undef CYTHON_USE_UNICODE_WRITER
+  #define CYTHON_USE_UNICODE_WRITER 0
+  #undef CYTHON_USE_PYLONG_INTERNALS
+  #define CYTHON_USE_PYLONG_INTERNALS 0
+  #undef CYTHON_AVOID_BORROWED_REFS
+  #define CYTHON_AVOID_BORROWED_REFS 1
+  #undef CYTHON_ASSUME_SAFE_MACROS
+  #define CYTHON_ASSUME_SAFE_MACROS 0
+  #undef CYTHON_UNPACK_METHODS
+  #define CYTHON_UNPACK_METHODS 0
+  #undef CYTHON_FAST_THREAD_STATE
+  #define CYTHON_FAST_THREAD_STATE 0
+  #undef CYTHON_FAST_PYCALL
+  #define CYTHON_FAST_PYCALL 0
+  #if PY_VERSION_HEX < 0x03090000
+    #undef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #elif !defined(CYTHON_PEP489_MULTI_PHASE_INIT)
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
+  #undef CYTHON_USE_TP_FINALIZE
+  #define CYTHON_USE_TP_FINALIZE 0
+  #undef CYTHON_USE_DICT_VERSIONS
+  #define CYTHON_USE_DICT_VERSIONS 0
+  #undef CYTHON_USE_EXC_INFO_STACK
+  #define CYTHON_USE_EXC_INFO_STACK 0
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
+  #endif
+#elif defined(PYSTON_VERSION)
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_PYSTON 1
+  #define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_NOGIL 0
+  #ifndef CYTHON_USE_TYPE_SLOTS
+    #define CYTHON_USE_TYPE_SLOTS 1
+  #endif
+  #undef CYTHON_USE_PYTYPE_LOOKUP
+  #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #undef CYTHON_USE_ASYNC_SLOTS
+  #define CYTHON_USE_ASYNC_SLOTS 0
+  #undef CYTHON_USE_PYLIST_INTERNALS
+  #define CYTHON_USE_PYLIST_INTERNALS 0
+  #ifndef CYTHON_USE_UNICODE_INTERNALS
+    #define CYTHON_USE_UNICODE_INTERNALS 1
+  #endif
+  #undef CYTHON_USE_UNICODE_WRITER
+  #define CYTHON_USE_UNICODE_WRITER 0
+  #undef CYTHON_USE_PYLONG_INTERNALS
+  #define CYTHON_USE_PYLONG_INTERNALS 0
+  #ifndef CYTHON_AVOID_BORROWED_REFS
+    #define CYTHON_AVOID_BORROWED_REFS 0
+  #endif
+  #ifndef CYTHON_ASSUME_SAFE_MACROS
+    #define CYTHON_ASSUME_SAFE_MACROS 1
+  #endif
+  #ifndef CYTHON_UNPACK_METHODS
+    #define CYTHON_UNPACK_METHODS 1
+  #endif
+  #undef CYTHON_FAST_THREAD_STATE
+  #define CYTHON_FAST_THREAD_STATE 0
+  #undef CYTHON_FAST_PYCALL
+  #define CYTHON_FAST_PYCALL 0
+  #undef CYTHON_PEP489_MULTI_PHASE_INIT
+  #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #undef CYTHON_USE_TP_FINALIZE
+  #define CYTHON_USE_TP_FINALIZE 0
+  #undef CYTHON_USE_DICT_VERSIONS
+  #define CYTHON_USE_DICT_VERSIONS 0
+  #undef CYTHON_USE_EXC_INFO_STACK
+  #define CYTHON_USE_EXC_INFO_STACK 0
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
+  #endif
+#elif defined(PY_NOGIL)
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_PYSTON 0
+  #define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_NOGIL 1
+  #ifndef CYTHON_USE_TYPE_SLOTS
+    #define CYTHON_USE_TYPE_SLOTS 1
+  #endif
+  #undef CYTHON_USE_PYTYPE_LOOKUP
+  #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #ifndef CYTHON_USE_ASYNC_SLOTS
+    #define CYTHON_USE_ASYNC_SLOTS 1
+  #endif
+  #undef CYTHON_USE_PYLIST_INTERNALS
+  #define CYTHON_USE_PYLIST_INTERNALS 0
+  #ifndef CYTHON_USE_UNICODE_INTERNALS
+    #define CYTHON_USE_UNICODE_INTERNALS 1
+  #endif
+  #undef CYTHON_USE_UNICODE_WRITER
+  #define CYTHON_USE_UNICODE_WRITER 0
+  #undef CYTHON_USE_PYLONG_INTERNALS
+  #define CYTHON_USE_PYLONG_INTERNALS 0
+  #ifndef CYTHON_AVOID_BORROWED_REFS
+    #define CYTHON_AVOID_BORROWED_REFS 0
+  #endif
+  #ifndef CYTHON_ASSUME_SAFE_MACROS
+    #define CYTHON_ASSUME_SAFE_MACROS 1
+  #endif
+  #ifndef CYTHON_UNPACK_METHODS
+    #define CYTHON_UNPACK_METHODS 1
+  #endif
+  #undef CYTHON_FAST_THREAD_STATE
+  #define CYTHON_FAST_THREAD_STATE 0
+  #undef CYTHON_FAST_PYCALL
+  #define CYTHON_FAST_PYCALL 0
+  #ifndef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
+  #ifndef CYTHON_USE_TP_FINALIZE
+    #define CYTHON_USE_TP_FINALIZE 1
+  #endif
+  #undef CYTHON_USE_DICT_VERSIONS
+  #define CYTHON_USE_DICT_VERSIONS 0
+  #undef CYTHON_USE_EXC_INFO_STACK
+  #define CYTHON_USE_EXC_INFO_STACK 0
+#else
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_PYSTON 0
+  #define CYTHON_COMPILING_IN_CPYTHON 1
+  #define CYTHON_COMPILING_IN_NOGIL 0
+  #ifndef CYTHON_USE_TYPE_SLOTS
+    #define CYTHON_USE_TYPE_SLOTS 1
+  #endif
+  #if PY_VERSION_HEX < 0x02070000
+    #undef CYTHON_USE_PYTYPE_LOOKUP
+    #define CYTHON_USE_PYTYPE_LOOKUP 0
+  #elif !defined(CYTHON_USE_PYTYPE_LOOKUP)
+    #define CYTHON_USE_PYTYPE_LOOKUP 1
+  #endif
+  #if PY_MAJOR_VERSION < 3
+    #undef CYTHON_USE_ASYNC_SLOTS
+    #define CYTHON_USE_ASYNC_SLOTS 0
+  #elif !defined(CYTHON_USE_ASYNC_SLOTS)
+    #define CYTHON_USE_ASYNC_SLOTS 1
+  #endif
+  #if PY_VERSION_HEX < 0x02070000
+    #undef CYTHON_USE_PYLONG_INTERNALS
+    #define CYTHON_USE_PYLONG_INTERNALS 0
+  #elif !defined(CYTHON_USE_PYLONG_INTERNALS)
+    #define CYTHON_USE_PYLONG_INTERNALS (PY_VERSION_HEX < 0x030C00A5)
+  #endif
+  #ifndef CYTHON_USE_PYLIST_INTERNALS
+    #define CYTHON_USE_PYLIST_INTERNALS 1
+  #endif
+  #ifndef CYTHON_USE_UNICODE_INTERNALS
+    #define CYTHON_USE_UNICODE_INTERNALS 1
+  #endif
+  #if PY_VERSION_HEX < 0x030300F0 || PY_VERSION_HEX >= 0x030B00A2
+    #undef CYTHON_USE_UNICODE_WRITER
+    #define CYTHON_USE_UNICODE_WRITER 0
+  #elif !defined(CYTHON_USE_UNICODE_WRITER)
+    #define CYTHON_USE_UNICODE_WRITER 1
+  #endif
+  #ifndef CYTHON_AVOID_BORROWED_REFS
+    #define CYTHON_AVOID_BORROWED_REFS 0
+  #endif
+  #ifndef CYTHON_ASSUME_SAFE_MACROS
+    #define CYTHON_ASSUME_SAFE_MACROS 1
+  #endif
+  #ifndef CYTHON_UNPACK_METHODS
+    #define CYTHON_UNPACK_METHODS 1
+  #endif
+  #if PY_VERSION_HEX >= 0x030B00A4
+    #undef CYTHON_FAST_THREAD_STATE
+    #define CYTHON_FAST_THREAD_STATE 0
+  #elif !defined(CYTHON_FAST_THREAD_STATE)
+    #define CYTHON_FAST_THREAD_STATE 1
+  #endif
+  #ifndef CYTHON_FAST_PYCALL
+    #define CYTHON_FAST_PYCALL (PY_VERSION_HEX < 0x030A0000)
+  #endif
+  #ifndef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT (PY_VERSION_HEX >= 0x03050000)
+  #endif
+  #ifndef CYTHON_USE_TP_FINALIZE
+    #define CYTHON_USE_TP_FINALIZE (PY_VERSION_HEX >= 0x030400a1)
+  #endif
+  #ifndef CYTHON_USE_DICT_VERSIONS
+    #define CYTHON_USE_DICT_VERSIONS ((PY_VERSION_HEX >= 0x030600B1) && (PY_VERSION_HEX < 0x030C00A5))
+  #endif
+  #if PY_VERSION_HEX >= 0x030B00A4
+    #undef CYTHON_USE_EXC_INFO_STACK
+    #define CYTHON_USE_EXC_INFO_STACK 0
+  #elif !defined(CYTHON_USE_EXC_INFO_STACK)
+    #define CYTHON_USE_EXC_INFO_STACK (PY_VERSION_HEX >= 0x030700A3)
+  #endif
+  #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 1
+  #endif
+#endif
+#if !defined(CYTHON_FAST_PYCCALL)
+#define CYTHON_FAST_PYCCALL  (CYTHON_FAST_PYCALL && PY_VERSION_HEX >= 0x030600B1)
+#endif
+#if CYTHON_USE_PYLONG_INTERNALS
+  #if PY_MAJOR_VERSION < 3
+    #include "longintrepr.h"
+  #endif
+  #undef SHIFT
+  #undef BASE
+  #undef MASK
+  #ifdef SIZEOF_VOID_P
+    enum { __pyx_check_sizeof_voidp = 1 / (int)(SIZEOF_VOID_P == sizeof(void*)) };
+  #endif
+#endif
+#ifndef __has_attribute
+  #define __has_attribute(x) 0
+#endif
+#ifndef __has_cpp_attribute
+  #define __has_cpp_attribute(x) 0
+#endif
+#ifndef CYTHON_RESTRICT
+  #if defined(__GNUC__)
+    #define CYTHON_RESTRICT __restrict__
+  #elif defined(_MSC_VER) && _MSC_VER >= 1400
+    #define CYTHON_RESTRICT __restrict
+  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    #define CYTHON_RESTRICT restrict
+  #else
+    #define CYTHON_RESTRICT
+  #endif
+#endif
+#ifndef CYTHON_UNUSED
+# if defined(__GNUC__)
+#   if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
+#     define CYTHON_UNUSED __attribute__ ((__unused__))
+#   else
+#     define CYTHON_UNUSED
+#   endif
+# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER))
+#   define CYTHON_UNUSED __attribute__ ((__unused__))
+# else
+#   define CYTHON_UNUSED
+# endif
+#endif
+#ifndef CYTHON_MAYBE_UNUSED_VAR
+#  if defined(__cplusplus)
+     template<class T> void CYTHON_MAYBE_UNUSED_VAR( const T& ) { }
+#  else
+#    define CYTHON_MAYBE_UNUSED_VAR(x) (void)(x)
+#  endif
+#endif
+#ifndef CYTHON_NCP_UNUSED
+# if CYTHON_COMPILING_IN_CPYTHON
+#  define CYTHON_NCP_UNUSED
+# else
+#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
+# endif
+#endif
+#define __Pyx_void_to_None(void_result) ((void)(void_result), Py_INCREF(Py_None), Py_None)
+#ifdef _MSC_VER
+    #ifndef _MSC_STDINT_H_
+        #if _MSC_VER < 1300
+           typedef unsigned char     uint8_t;
+           typedef unsigned int      uint32_t;
+        #else
+           typedef unsigned __int8   uint8_t;
+           typedef unsigned __int32  uint32_t;
+        #endif
+    #endif
+#else
+   #include <stdint.h>
+#endif
+#ifndef CYTHON_FALLTHROUGH
+  #if defined(__cplusplus) && __cplusplus >= 201103L
+    #if __has_cpp_attribute(fallthrough)
+      #define CYTHON_FALLTHROUGH [[fallthrough]]
+    #elif __has_cpp_attribute(clang::fallthrough)
+      #define CYTHON_FALLTHROUGH [[clang::fallthrough]]
+    #elif __has_cpp_attribute(gnu::fallthrough)
+      #define CYTHON_FALLTHROUGH [[gnu::fallthrough]]
+    #endif
+  #endif
+  #ifndef CYTHON_FALLTHROUGH
+    #if __has_attribute(fallthrough)
+      #define CYTHON_FALLTHROUGH __attribute__((fallthrough))
+    #else
+      #define CYTHON_FALLTHROUGH
+    #endif
+  #endif
+  #if defined(__clang__ ) && defined(__apple_build_version__)
+    #if __apple_build_version__ < 7000000
+      #undef  CYTHON_FALLTHROUGH
+      #define CYTHON_FALLTHROUGH
+    #endif
+  #endif
+#endif
+
+#ifndef CYTHON_INLINE
+  #if defined(__clang__)
+    #define CYTHON_INLINE __inline__ __attribute__ ((__unused__))
+  #elif defined(__GNUC__)
+    #define CYTHON_INLINE __inline__
+  #elif defined(_MSC_VER)
+    #define CYTHON_INLINE __inline
+  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    #define CYTHON_INLINE inline
+  #else
+    #define CYTHON_INLINE
+  #endif
+#endif
+
+#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX < 0x02070600 && !defined(Py_OptimizeFlag)
+  #define Py_OptimizeFlag 0
+#endif
+#define __PYX_BUILD_PY_SSIZE_T "n"
+#define CYTHON_FORMAT_SSIZE_T "z"
+#if PY_MAJOR_VERSION < 3
+  #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
+  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
+          PyCode_New(a+k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
+  #define __Pyx_DefaultClassType PyClass_Type
+#else
+  #define __Pyx_BUILTIN_MODULE_NAME "builtins"
+  #define __Pyx_DefaultClassType PyType_Type
+#if PY_VERSION_HEX >= 0x030B00A1
+    static CYTHON_INLINE PyCodeObject* __Pyx_PyCode_New(int a, int k, int l, int s, int f,
+                                                    PyObject *code, PyObject *c, PyObject* n, PyObject *v,
+                                                    PyObject *fv, PyObject *cell, PyObject* fn,
+                                                    PyObject *name, int fline, PyObject *lnos) {
+        PyObject *kwds=NULL, *argcount=NULL, *posonlyargcount=NULL, *kwonlyargcount=NULL;
+        PyObject *nlocals=NULL, *stacksize=NULL, *flags=NULL, *replace=NULL, *call_result=NULL, *empty=NULL;
+        const char *fn_cstr=NULL;
+        const char *name_cstr=NULL;
+        PyCodeObject* co=NULL;
+        PyObject *type, *value, *traceback;
+        PyErr_Fetch(&type, &value, &traceback);
+        if (!(kwds=PyDict_New())) goto end;
+        if (!(argcount=PyLong_FromLong(a))) goto end;
+        if (PyDict_SetItemString(kwds, "co_argcount", argcount) != 0) goto end;
+        if (!(posonlyargcount=PyLong_FromLong(0))) goto end;
+        if (PyDict_SetItemString(kwds, "co_posonlyargcount", posonlyargcount) != 0) goto end;
+        if (!(kwonlyargcount=PyLong_FromLong(k))) goto end;
+        if (PyDict_SetItemString(kwds, "co_kwonlyargcount", kwonlyargcount) != 0) goto end;
+        if (!(nlocals=PyLong_FromLong(l))) goto end;
+        if (PyDict_SetItemString(kwds, "co_nlocals", nlocals) != 0) goto end;
+        if (!(stacksize=PyLong_FromLong(s))) goto end;
+        if (PyDict_SetItemString(kwds, "co_stacksize", stacksize) != 0) goto end;
+        if (!(flags=PyLong_FromLong(f))) goto end;
+        if (PyDict_SetItemString(kwds, "co_flags", flags) != 0) goto end;
+        if (PyDict_SetItemString(kwds, "co_code", code) != 0) goto end;
+        if (PyDict_SetItemString(kwds, "co_consts", c) != 0) goto end;
+        if (PyDict_SetItemString(kwds, "co_names", n) != 0) goto end;
+        if (PyDict_SetItemString(kwds, "co_varnames", v) != 0) goto end;
+        if (PyDict_SetItemString(kwds, "co_freevars", fv) != 0) goto end;
+        if (PyDict_SetItemString(kwds, "co_cellvars", cell) != 0) goto end;
+        if (PyDict_SetItemString(kwds, "co_linetable", lnos) != 0) goto end;
+        if (!(fn_cstr=PyUnicode_AsUTF8AndSize(fn, NULL))) goto end;
+        if (!(name_cstr=PyUnicode_AsUTF8AndSize(name, NULL))) goto end;
+        if (!(co = PyCode_NewEmpty(fn_cstr, name_cstr, fline))) goto end;
+        if (!(replace = PyObject_GetAttrString((PyObject*)co, "replace"))) goto cleanup_code_too;
+        if (!(empty = PyTuple_New(0))) goto cleanup_code_too; // unfortunately __pyx_empty_tuple isn't available here
+        if (!(call_result = PyObject_Call(replace, empty, kwds))) goto cleanup_code_too;
+        Py_XDECREF((PyObject*)co);
+        co = (PyCodeObject*)call_result;
+        call_result = NULL;
+        if (0) {
+            cleanup_code_too:
+            Py_XDECREF((PyObject*)co);
+            co = NULL;
+        }
+        end:
+        Py_XDECREF(kwds);
+        Py_XDECREF(argcount);
+        Py_XDECREF(posonlyargcount);
+        Py_XDECREF(kwonlyargcount);
+        Py_XDECREF(nlocals);
+        Py_XDECREF(stacksize);
+        Py_XDECREF(replace);
+        Py_XDECREF(call_result);
+        Py_XDECREF(empty);
+        if (type) {
+            PyErr_Restore(type, value, traceback);
+        }
+        return co;
+    }
+#else
+  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
+          PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
+#endif
+  #define __Pyx_DefaultClassType PyType_Type
+#endif
+#ifndef Py_TPFLAGS_CHECKTYPES
+  #define Py_TPFLAGS_CHECKTYPES 0
+#endif
+#ifndef Py_TPFLAGS_HAVE_INDEX
+  #define Py_TPFLAGS_HAVE_INDEX 0
+#endif
+#ifndef Py_TPFLAGS_HAVE_NEWBUFFER
+  #define Py_TPFLAGS_HAVE_NEWBUFFER 0
+#endif
+#ifndef Py_TPFLAGS_HAVE_FINALIZE
+  #define Py_TPFLAGS_HAVE_FINALIZE 0
+#endif
+#ifndef METH_STACKLESS
+  #define METH_STACKLESS 0
+#endif
+#if PY_VERSION_HEX <= 0x030700A3 || !defined(METH_FASTCALL)
+  #ifndef METH_FASTCALL
+     #define METH_FASTCALL 0x80
+  #endif
+  typedef PyObject *(*__Pyx_PyCFunctionFast) (PyObject *self, PyObject *const *args, Py_ssize_t nargs);
+  typedef PyObject *(*__Pyx_PyCFunctionFastWithKeywords) (PyObject *self, PyObject *const *args,
+                                                          Py_ssize_t nargs, PyObject *kwnames);
+#else
+  #define __Pyx_PyCFunctionFast _PyCFunctionFast
+  #define __Pyx_PyCFunctionFastWithKeywords _PyCFunctionFastWithKeywords
+#endif
+#if CYTHON_FAST_PYCCALL
+#define __Pyx_PyFastCFunction_Check(func)\
+    ((PyCFunction_Check(func) && (METH_FASTCALL == (PyCFunction_GET_FLAGS(func) & ~(METH_CLASS | METH_STATIC | METH_COEXIST | METH_KEYWORDS | METH_STACKLESS)))))
+#else
+#define __Pyx_PyFastCFunction_Check(func) 0
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Malloc)
+  #define PyObject_Malloc(s)   PyMem_Malloc(s)
+  #define PyObject_Free(p)     PyMem_Free(p)
+  #define PyObject_Realloc(p)  PyMem_Realloc(p)
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030400A1
+  #define PyMem_RawMalloc(n)           PyMem_Malloc(n)
+  #define PyMem_RawRealloc(p, n)       PyMem_Realloc(p, n)
+  #define PyMem_RawFree(p)             PyMem_Free(p)
+#endif
+#if CYTHON_COMPILING_IN_PYSTON
+  #define __Pyx_PyCode_HasFreeVars(co)  PyCode_HasFreeVars(co)
+  #define __Pyx_PyFrame_SetLineNumber(frame, lineno) PyFrame_SetLineNumber(frame, lineno)
+#else
+  #define __Pyx_PyCode_HasFreeVars(co)  (PyCode_GetNumFree(co) > 0)
+  #define __Pyx_PyFrame_SetLineNumber(frame, lineno)  (frame)->f_lineno = (lineno)
+#endif
+#if !CYTHON_FAST_THREAD_STATE || PY_VERSION_HEX < 0x02070000
+  #define __Pyx_PyThreadState_Current PyThreadState_GET()
+#elif PY_VERSION_HEX >= 0x03060000
+  #define __Pyx_PyThreadState_Current _PyThreadState_UncheckedGet()
+#elif PY_VERSION_HEX >= 0x03000000
+  #define __Pyx_PyThreadState_Current PyThreadState_GET()
+#else
+  #define __Pyx_PyThreadState_Current _PyThreadState_Current
+#endif
+#if PY_VERSION_HEX < 0x030700A2 && !defined(PyThread_tss_create) && !defined(Py_tss_NEEDS_INIT)
+#include "pythread.h"
+#define Py_tss_NEEDS_INIT 0
+typedef int Py_tss_t;
+static CYTHON_INLINE int PyThread_tss_create(Py_tss_t *key) {
+  *key = PyThread_create_key();
+  return 0;
+}
+static CYTHON_INLINE Py_tss_t * PyThread_tss_alloc(void) {
+  Py_tss_t *key = (Py_tss_t *)PyObject_Malloc(sizeof(Py_tss_t));
+  *key = Py_tss_NEEDS_INIT;
+  return key;
+}
+static CYTHON_INLINE void PyThread_tss_free(Py_tss_t *key) {
+  PyObject_Free(key);
+}
+static CYTHON_INLINE int PyThread_tss_is_created(Py_tss_t *key) {
+  return *key != Py_tss_NEEDS_INIT;
+}
+static CYTHON_INLINE void PyThread_tss_delete(Py_tss_t *key) {
+  PyThread_delete_key(*key);
+  *key = Py_tss_NEEDS_INIT;
+}
+static CYTHON_INLINE int PyThread_tss_set(Py_tss_t *key, void *value) {
+  return PyThread_set_key_value(*key, value);
+}
+static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
+  return PyThread_get_key_value(*key);
+}
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON || defined(_PyDict_NewPresized)
+#define __Pyx_PyDict_NewPresized(n)  ((n <= 8) ? PyDict_New() : _PyDict_NewPresized(n))
+#else
+#define __Pyx_PyDict_NewPresized(n)  PyDict_New()
+#endif
+#if PY_MAJOR_VERSION >= 3 || CYTHON_FUTURE_DIVISION
+  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
+  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
+#else
+  #define __Pyx_PyNumber_Divide(x,y)         PyNumber_Divide(x,y)
+  #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceDivide(x,y)
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x030500A1 && CYTHON_USE_UNICODE_INTERNALS
+#define __Pyx_PyDict_GetItemStr(dict, name)  _PyDict_GetItem_KnownHash(dict, name, ((PyASCIIObject *) name)->hash)
+#else
+#define __Pyx_PyDict_GetItemStr(dict, name)  PyDict_GetItem(dict, name)
+#endif
+#if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
+  #define CYTHON_PEP393_ENABLED 1
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_READY(op)       (0)
+  #else
+    #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
+                                                0 : _PyUnicode_Ready((PyObject *)(op)))
+  #endif
+  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
+  #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
+  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   PyUnicode_MAX_CHAR_VALUE(u)
+  #define __Pyx_PyUnicode_KIND(u)         PyUnicode_KIND(u)
+  #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
+  #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
+  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
+  #else
+    #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+    #else
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
+    #endif
+  #endif
+#else
+  #define CYTHON_PEP393_ENABLED 0
+  #define PyUnicode_1BYTE_KIND  1
+  #define PyUnicode_2BYTE_KIND  2
+  #define PyUnicode_4BYTE_KIND  4
+  #define __Pyx_PyUnicode_READY(op)       (0)
+  #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_SIZE(u)
+  #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i]))
+  #define __Pyx_PyUnicode_MAX_CHAR_VALUE(u)   ((sizeof(Py_UNICODE) == 2) ? 65535 : 1114111)
+  #define __Pyx_PyUnicode_KIND(u)         (sizeof(Py_UNICODE))
+  #define __Pyx_PyUnicode_DATA(u)         ((void*)PyUnicode_AS_UNICODE(u))
+  #define __Pyx_PyUnicode_READ(k, d, i)   ((void)(k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
+  #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  (((void)(k)), ((Py_UNICODE*)d)[i] = ch)
+  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_SIZE(u))
+#endif
+#if CYTHON_COMPILING_IN_PYPY
+  #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
+  #define __Pyx_PyUnicode_ConcatSafe(a, b)  PyNumber_Add(a, b)
+#else
+  #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
+  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
+      PyNumber_Add(a, b) : __Pyx_PyUnicode_Concat(a, b))
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyUnicode_Contains)
+  #define PyUnicode_Contains(u, s)  PySequence_Contains(u, s)
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyByteArray_Check)
+  #define PyByteArray_Check(obj)  PyObject_TypeCheck(obj, &PyByteArray_Type)
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Format)
+  #define PyObject_Format(obj, fmt)  PyObject_CallMethod(obj, "__format__", "O", fmt)
+#endif
+#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None || (PyString_Check(b) && !PyString_CheckExact(b)))) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
+#define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None || (PyUnicode_Check(b) && !PyUnicode_CheckExact(b)))) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
+#if PY_MAJOR_VERSION >= 3
+  #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
+#else
+  #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
+#endif
+#if PY_MAJOR_VERSION < 3 && !defined(PyObject_ASCII)
+  #define PyObject_ASCII(o)            PyObject_Repr(o)
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define PyBaseString_Type            PyUnicode_Type
+  #define PyStringObject               PyUnicodeObject
+  #define PyString_Type                PyUnicode_Type
+  #define PyString_Check               PyUnicode_Check
+  #define PyString_CheckExact          PyUnicode_CheckExact
+#ifndef PyObject_Unicode
+  #define PyObject_Unicode             PyObject_Str
+#endif
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
+  #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
+#else
+  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
+  #define __Pyx_PyBaseString_CheckExact(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj))
+#endif
+#ifndef PySet_CheckExact
+  #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
+#endif
+#if PY_VERSION_HEX >= 0x030900A4
+  #define __Pyx_SET_REFCNT(obj, refcnt) Py_SET_REFCNT(obj, refcnt)
+  #define __Pyx_SET_SIZE(obj, size) Py_SET_SIZE(obj, size)
+#else
+  #define __Pyx_SET_REFCNT(obj, refcnt) Py_REFCNT(obj) = (refcnt)
+  #define __Pyx_SET_SIZE(obj, size) Py_SIZE(obj) = (size)
+#endif
+#if CYTHON_ASSUME_SAFE_MACROS
+  #define __Pyx_PySequence_SIZE(seq)  Py_SIZE(seq)
+#else
+  #define __Pyx_PySequence_SIZE(seq)  PySequence_Size(seq)
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define PyIntObject                  PyLongObject
+  #define PyInt_Type                   PyLong_Type
+  #define PyInt_Check(op)              PyLong_Check(op)
+  #define PyInt_CheckExact(op)         PyLong_CheckExact(op)
+  #define PyInt_FromString             PyLong_FromString
+  #define PyInt_FromUnicode            PyLong_FromUnicode
+  #define PyInt_FromLong               PyLong_FromLong
+  #define PyInt_FromSize_t             PyLong_FromSize_t
+  #define PyInt_FromSsize_t            PyLong_FromSsize_t
+  #define PyInt_AsLong                 PyLong_AsLong
+  #define PyInt_AS_LONG                PyLong_AS_LONG
+  #define PyInt_AsSsize_t              PyLong_AsSsize_t
+  #define PyInt_AsUnsignedLongMask     PyLong_AsUnsignedLongMask
+  #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
+  #define PyNumber_Int                 PyNumber_Long
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define PyBoolObject                 PyLongObject
+#endif
+#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
+  #ifndef PyUnicode_InternFromString
+    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
+  #endif
+#endif
+#if PY_VERSION_HEX < 0x030200A4
+  typedef long Py_hash_t;
+  #define __Pyx_PyInt_FromHash_t PyInt_FromLong
+  #define __Pyx_PyInt_AsHash_t   __Pyx_PyIndex_AsHash_t
+#else
+  #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
+  #define __Pyx_PyInt_AsHash_t   __Pyx_PyIndex_AsSsize_t
+#endif
+#if PY_MAJOR_VERSION >= 3
+  #define __Pyx_PyMethod_New(func, self, klass) ((self) ? ((void)(klass), PyMethod_New(func, self)) : __Pyx_NewRef(func))
+#else
+  #define __Pyx_PyMethod_New(func, self, klass) PyMethod_New(func, self, klass)
+#endif
+#if CYTHON_USE_ASYNC_SLOTS
+  #if PY_VERSION_HEX >= 0x030500B1
+    #define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
+    #define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
+  #else
+    #define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
+  #endif
+#else
+  #define __Pyx_PyType_AsAsync(obj) NULL
+#endif
+#ifndef __Pyx_PyAsyncMethodsStruct
+    typedef struct {
+        unaryfunc am_await;
+        unaryfunc am_aiter;
+        unaryfunc am_anext;
+    } __Pyx_PyAsyncMethodsStruct;
+#endif
+
+#if defined(_WIN32) || defined(WIN32) || defined(MS_WINDOWS)
+  #if !defined(_USE_MATH_DEFINES)
+    #define _USE_MATH_DEFINES
+  #endif
+#endif
+#include <math.h>
+#ifdef NAN
+#define __PYX_NAN() ((float) NAN)
+#else
+static CYTHON_INLINE float __PYX_NAN() {
+  float value;
+  memset(&value, 0xFF, sizeof(value));
+  return value;
+}
+#endif
+#if defined(__CYGWIN__) && defined(_LDBL_EQ_DBL)
+#define __Pyx_truncl trunc
+#else
+#define __Pyx_truncl truncl
+#endif
+
+#define __PYX_MARK_ERR_POS(f_index, lineno) \
+    { __pyx_filename = __pyx_f[f_index]; (void)__pyx_filename; __pyx_lineno = lineno; (void)__pyx_lineno; __pyx_clineno = __LINE__; (void)__pyx_clineno; }
+#define __PYX_ERR(f_index, lineno, Ln_error) \
+    { __PYX_MARK_ERR_POS(f_index, lineno) goto Ln_error; }
+
+#ifndef __PYX_EXTERN_C
+  #ifdef __cplusplus
+    #define __PYX_EXTERN_C extern "C"
+  #else
+    #define __PYX_EXTERN_C extern
+  #endif
+#endif
+
+#define __PYX_HAVE__pystemd__cutils
+#define __PYX_HAVE_API__pystemd__cutils
+/* Early includes */
+#include <stdint.h>
+#include "sys/uio.h"
+#include "sys/syscall.h"
+#include "systemd/sd-journal.h"
+#include "systemd/sd-daemon.h"
+#include "systemd/sd-bus.h"
+#include "systemd/sd-bus-protocol.h"
+#include "stdbool.h"
+#ifdef _OPENMP
+#include <omp.h>
+#endif /* _OPENMP */
+
+#if defined(PYREX_WITHOUT_ASSERTIONS) && !defined(CYTHON_WITHOUT_ASSERTIONS)
+#define CYTHON_WITHOUT_ASSERTIONS
+#endif
+
+typedef struct {PyObject **p; const char *s; const Py_ssize_t n; const char* encoding;
+                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry;
+
+#define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
+#define __PYX_DEFAULT_STRING_ENCODING_IS_UTF8 0
+#define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT (PY_MAJOR_VERSION >= 3 && __PYX_DEFAULT_STRING_ENCODING_IS_UTF8)
+#define __PYX_DEFAULT_STRING_ENCODING ""
+#define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
+#define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
+#define __Pyx_uchar_cast(c) ((unsigned char)c)
+#define __Pyx_long_cast(x) ((long)x)
+#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
+    (sizeof(type) < sizeof(Py_ssize_t))  ||\
+    (sizeof(type) > sizeof(Py_ssize_t) &&\
+          likely(v < (type)PY_SSIZE_T_MAX ||\
+                 v == (type)PY_SSIZE_T_MAX)  &&\
+          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
+                                v == (type)PY_SSIZE_T_MIN)))  ||\
+    (sizeof(type) == sizeof(Py_ssize_t) &&\
+          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
+                               v == (type)PY_SSIZE_T_MAX)))  )
+static CYTHON_INLINE int __Pyx_is_valid_index(Py_ssize_t i, Py_ssize_t limit) {
+    return (size_t) i < (size_t) limit;
+}
+#if defined (__cplusplus) && __cplusplus >= 201103L
+    #include <cstdlib>
+    #define __Pyx_sst_abs(value) std::abs(value)
+#elif SIZEOF_INT >= SIZEOF_SIZE_T
+    #define __Pyx_sst_abs(value) abs(value)
+#elif SIZEOF_LONG >= SIZEOF_SIZE_T
+    #define __Pyx_sst_abs(value) labs(value)
+#elif defined (_MSC_VER)
+    #define __Pyx_sst_abs(value) ((Py_ssize_t)_abs64(value))
+#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    #define __Pyx_sst_abs(value) llabs(value)
+#elif defined (__GNUC__)
+    #define __Pyx_sst_abs(value) __builtin_llabs(value)
+#else
+    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
+#endif
+static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject*);
+static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
+#define __Pyx_PyByteArray_FromString(s) PyByteArray_FromStringAndSize((const char*)s, strlen((const char*)s))
+#define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
+#define __Pyx_PyBytes_FromString        PyBytes_FromString
+#define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
+static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
+#if PY_MAJOR_VERSION < 3
+    #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
+    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
+#else
+    #define __Pyx_PyStr_FromString        __Pyx_PyUnicode_FromString
+    #define __Pyx_PyStr_FromStringAndSize __Pyx_PyUnicode_FromStringAndSize
+#endif
+#define __Pyx_PyBytes_AsWritableString(s)     ((char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsWritableSString(s)    ((signed char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsWritableUString(s)    ((unsigned char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsString(s)     ((const char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsSString(s)    ((const signed char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyBytes_AsUString(s)    ((const unsigned char*) PyBytes_AS_STRING(s))
+#define __Pyx_PyObject_AsWritableString(s)    ((char*) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsWritableSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsWritableUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsSString(s)    ((const signed char*) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_AsUString(s)    ((const unsigned char*) __Pyx_PyObject_AsString(s))
+#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
+#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
+#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
+#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
+#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
+static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u) {
+    const Py_UNICODE *u_end = u;
+    while (*u_end++) ;
+    return (size_t)(u_end - u - 1);
+}
+#define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
+#define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
+#define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
+#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
+#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b);
+static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
+static CYTHON_INLINE int __Pyx_PyObject_IsTrueAndDecref(PyObject*);
+static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
+#define __Pyx_PySequence_Tuple(obj)\
+    (likely(PyTuple_CheckExact(obj)) ? __Pyx_NewRef(obj) : PySequence_Tuple(obj))
+static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
+static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
+static CYTHON_INLINE Py_hash_t __Pyx_PyIndex_AsHash_t(PyObject*);
+#if CYTHON_ASSUME_SAFE_MACROS
+#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
+#else
+#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
+#endif
+#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
+#if PY_MAJOR_VERSION >= 3
+#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
+#else
+#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
+#endif
+#define __Pyx_PyNumber_Float(x) (PyFloat_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Float(x))
+#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+static int __Pyx_sys_getdefaultencoding_not_ascii;
+static int __Pyx_init_sys_getdefaultencoding_params(void) {
+    PyObject* sys;
+    PyObject* default_encoding = NULL;
+    PyObject* ascii_chars_u = NULL;
+    PyObject* ascii_chars_b = NULL;
+    const char* default_encoding_c;
+    sys = PyImport_ImportModule("sys");
+    if (!sys) goto bad;
+    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
+    Py_DECREF(sys);
+    if (!default_encoding) goto bad;
+    default_encoding_c = PyBytes_AsString(default_encoding);
+    if (!default_encoding_c) goto bad;
+    if (strcmp(default_encoding_c, "ascii") == 0) {
+        __Pyx_sys_getdefaultencoding_not_ascii = 0;
+    } else {
+        char ascii_chars[128];
+        int c;
+        for (c = 0; c < 128; c++) {
+            ascii_chars[c] = c;
+        }
+        __Pyx_sys_getdefaultencoding_not_ascii = 1;
+        ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
+        if (!ascii_chars_u) goto bad;
+        ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
+        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
+            PyErr_Format(
+                PyExc_ValueError,
+                "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
+                default_encoding_c);
+            goto bad;
+        }
+        Py_DECREF(ascii_chars_u);
+        Py_DECREF(ascii_chars_b);
+    }
+    Py_DECREF(default_encoding);
+    return 0;
+bad:
+    Py_XDECREF(default_encoding);
+    Py_XDECREF(ascii_chars_u);
+    Py_XDECREF(ascii_chars_b);
+    return -1;
+}
+#endif
+#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT && PY_MAJOR_VERSION >= 3
+#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_DecodeUTF8(c_str, size, NULL)
+#else
+#define __Pyx_PyUnicode_FromStringAndSize(c_str, size) PyUnicode_Decode(c_str, size, __PYX_DEFAULT_STRING_ENCODING, NULL)
+#if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
+static char* __PYX_DEFAULT_STRING_ENCODING;
+static int __Pyx_init_sys_getdefaultencoding_params(void) {
+    PyObject* sys;
+    PyObject* default_encoding = NULL;
+    char* default_encoding_c;
+    sys = PyImport_ImportModule("sys");
+    if (!sys) goto bad;
+    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
+    Py_DECREF(sys);
+    if (!default_encoding) goto bad;
+    default_encoding_c = PyBytes_AsString(default_encoding);
+    if (!default_encoding_c) goto bad;
+    __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c) + 1);
+    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
+    strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
+    Py_DECREF(default_encoding);
+    return 0;
+bad:
+    Py_XDECREF(default_encoding);
+    return -1;
+}
+#endif
+#endif
+
+
+/* Test for GCC > 2.95 */
+#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
+  #define likely(x)   __builtin_expect(!!(x), 1)
+  #define unlikely(x) __builtin_expect(!!(x), 0)
+#else /* !__GNUC__ or GCC < 2.95 */
+  #define likely(x)   (x)
+  #define unlikely(x) (x)
+#endif /* __GNUC__ */
+static CYTHON_INLINE void __Pyx_pretend_to_initialize(void* ptr) { (void)ptr; }
+
+static PyObject *__pyx_m = NULL;
+static PyObject *__pyx_d;
+static PyObject *__pyx_b;
+static PyObject *__pyx_cython_runtime = NULL;
+static PyObject *__pyx_empty_tuple;
+static PyObject *__pyx_empty_bytes;
+static PyObject *__pyx_empty_unicode;
+static int __pyx_lineno;
+static int __pyx_clineno = 0;
+static const char * __pyx_cfilenm= __FILE__;
+static const char *__pyx_filename;
+
+
+static const char *__pyx_f[] = {
+  "pystemd/cutils.pyx",
+};
+
+/*--- Type declarations ---*/
+union __pyx_t_7pystemd_5dbusc_basic_data;
+
+/* "pystemd/dbusc.pxd":202
+ *     SD_BUS_TYPE_DICT_ENTRY_END
+ * 
+ * cdef union basic_data:             # <<<<<<<<<<<<<<
+ *   uint8_t u8;
+ *   uint16_t u16;
+ */
+union __pyx_t_7pystemd_5dbusc_basic_data {
+  uint8_t u8;
+  uint16_t u16;
+  int16_t s16;
+  uint32_t u32;
+  int32_t s32;
+  uint64_t u64;
+  int64_t s64;
+  double d64;
+  char const *string;
+  int i;
+};
+
+/* --- Runtime support code (head) --- */
+/* Refnanny.proto */
+#ifndef CYTHON_REFNANNY
+  #define CYTHON_REFNANNY 0
+#endif
+#if CYTHON_REFNANNY
+  typedef struct {
+    void (*INCREF)(void*, PyObject*, int);
+    void (*DECREF)(void*, PyObject*, int);
+    void (*GOTREF)(void*, PyObject*, int);
+    void (*GIVEREF)(void*, PyObject*, int);
+    void* (*SetupContext)(const char*, int, const char*);
+    void (*FinishContext)(void**);
+  } __Pyx_RefNannyAPIStruct;
+  static __Pyx_RefNannyAPIStruct *__Pyx_RefNanny = NULL;
+  static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname);
+  #define __Pyx_RefNannyDeclarations void *__pyx_refnanny = NULL;
+#ifdef WITH_THREAD
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
+          if (acquire_gil) {\
+              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
+              PyGILState_Release(__pyx_gilstate_save);\
+          } else {\
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
+          }
+#else
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
+          __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__)
+#endif
+  #define __Pyx_RefNannyFinishContext()\
+          __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
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+static int __Pyx_modinit_type_import_code(void) {
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+  __Pyx_RefNannySetupContext("__Pyx_modinit_type_import_code", 0);
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+}
+
+static int __Pyx_modinit_variable_import_code(void) {
+  __Pyx_RefNannyDeclarations
+  __Pyx_RefNannySetupContext("__Pyx_modinit_variable_import_code", 0);
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+}
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+static int __Pyx_modinit_function_import_code(void) {
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+}
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+
+#ifndef CYTHON_NO_PYINIT_EXPORT
+#define __Pyx_PyMODINIT_FUNC PyMODINIT_FUNC
+#elif PY_MAJOR_VERSION < 3
+#ifdef __cplusplus
+#define __Pyx_PyMODINIT_FUNC extern "C" void
+#else
+#define __Pyx_PyMODINIT_FUNC void
+#endif
+#else
+#ifdef __cplusplus
+#define __Pyx_PyMODINIT_FUNC extern "C" PyObject *
+#else
+#define __Pyx_PyMODINIT_FUNC PyObject *
+#endif
+#endif
+
+
+#if PY_MAJOR_VERSION < 3
+__Pyx_PyMODINIT_FUNC initcutils(void) CYTHON_SMALL_CODE; /*proto*/
+__Pyx_PyMODINIT_FUNC initcutils(void)
+#else
+__Pyx_PyMODINIT_FUNC PyInit_cutils(void) CYTHON_SMALL_CODE; /*proto*/
+__Pyx_PyMODINIT_FUNC PyInit_cutils(void)
+#if CYTHON_PEP489_MULTI_PHASE_INIT
+{
+  return PyModuleDef_Init(&__pyx_moduledef);
+}
+static CYTHON_SMALL_CODE int __Pyx_check_single_interpreter(void) {
+    #if PY_VERSION_HEX >= 0x030700A1
+    static PY_INT64_T main_interpreter_id = -1;
+    PY_INT64_T current_id = PyInterpreterState_GetID(PyThreadState_Get()->interp);
+    if (main_interpreter_id == -1) {
+        main_interpreter_id = current_id;
+        return (unlikely(current_id == -1)) ? -1 : 0;
+    } else if (unlikely(main_interpreter_id != current_id))
+    #else
+    static PyInterpreterState *main_interpreter = NULL;
+    PyInterpreterState *current_interpreter = PyThreadState_Get()->interp;
+    if (!main_interpreter) {
+        main_interpreter = current_interpreter;
+    } else if (unlikely(main_interpreter != current_interpreter))
+    #endif
+    {
+        PyErr_SetString(
+            PyExc_ImportError,
+            "Interpreter change detected - this module can only be loaded into one interpreter per process.");
+        return -1;
+    }
+    return 0;
+}
+static CYTHON_SMALL_CODE int __Pyx_copy_spec_to_module(PyObject *spec, PyObject *moddict, const char* from_name, const char* to_name, int allow_none) {
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+    int result = 0;
+    if (likely(value)) {
+        if (allow_none || value != Py_None) {
+            result = PyDict_SetItemString(moddict, to_name, value);
+        }
+        Py_DECREF(value);
+    } else if (PyErr_ExceptionMatches(PyExc_AttributeError)) {
+        PyErr_Clear();
+    } else {
+        result = -1;
+    }
+    return result;
+}
+static CYTHON_SMALL_CODE PyObject* __pyx_pymod_create(PyObject *spec, CYTHON_UNUSED PyModuleDef *def) {
+    PyObject *module = NULL, *moddict, *modname;
+    if (__Pyx_check_single_interpreter())
+        return NULL;
+    if (__pyx_m)
+        return __Pyx_NewRef(__pyx_m);
+    modname = PyObject_GetAttrString(spec, "name");
+    if (unlikely(!modname)) goto bad;
+    module = PyModule_NewObject(modname);
+    Py_DECREF(modname);
+    if (unlikely(!module)) goto bad;
+    moddict = PyModule_GetDict(module);
+    if (unlikely(!moddict)) goto bad;
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "loader", "__loader__", 1) < 0)) goto bad;
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "origin", "__file__", 1) < 0)) goto bad;
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "parent", "__package__", 1) < 0)) goto bad;
+    if (unlikely(__Pyx_copy_spec_to_module(spec, moddict, "submodule_search_locations", "__path__", 0) < 0)) goto bad;
+    return module;
+bad:
+    Py_XDECREF(module);
+    return NULL;
+}
+
+
+static CYTHON_SMALL_CODE int __pyx_pymod_exec_cutils(PyObject *__pyx_pyinit_module)
+#endif
+#endif
+{
+  PyObject *__pyx_t_1 = NULL;
+  int __pyx_lineno = 0;
+  const char *__pyx_filename = NULL;
+  int __pyx_clineno = 0;
+  __Pyx_RefNannyDeclarations
+  #if CYTHON_PEP489_MULTI_PHASE_INIT
+  if (__pyx_m) {
+    if (__pyx_m == __pyx_pyinit_module) return 0;
+    PyErr_SetString(PyExc_RuntimeError, "Module 'cutils' has already been imported. Re-initialisation is not supported.");
+    return -1;
+  }
+  #elif PY_MAJOR_VERSION >= 3
+  if (__pyx_m) return __Pyx_NewRef(__pyx_m);
+  #endif
+  #if CYTHON_REFNANNY
+__Pyx_RefNanny = __Pyx_RefNannyImportAPI("refnanny");
+if (!__Pyx_RefNanny) {
+  PyErr_Clear();
+  __Pyx_RefNanny = __Pyx_RefNannyImportAPI("Cython.Runtime.refnanny");
+  if (!__Pyx_RefNanny)
+      Py_FatalError("failed to import 'refnanny' module");
+}
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+  #ifdef __Pxy_PyFrame_Initialize_Offsets
+  __Pxy_PyFrame_Initialize_Offsets();
+  #endif
+  __pyx_empty_tuple = PyTuple_New(0); if (unlikely(!__pyx_empty_tuple)) __PYX_ERR(0, 1, __pyx_L1_error)
+  __pyx_empty_bytes = PyBytes_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_bytes)) __PYX_ERR(0, 1, __pyx_L1_error)
+  __pyx_empty_unicode = PyUnicode_FromStringAndSize("", 0); if (unlikely(!__pyx_empty_unicode)) __PYX_ERR(0, 1, __pyx_L1_error)
+  #ifdef __Pyx_CyFunction_USED
+  if (__pyx_CyFunction_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
+  #ifdef __Pyx_FusedFunction_USED
+  if (__pyx_FusedFunction_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
+  #ifdef __Pyx_Coroutine_USED
+  if (__pyx_Coroutine_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
+  #ifdef __Pyx_Generator_USED
+  if (__pyx_Generator_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
+  #ifdef __Pyx_AsyncGen_USED
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+  #endif
+  #ifdef __Pyx_StopAsyncIteration_USED
+  if (__pyx_StopAsyncIteration_init() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
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+  /*--- Threads initialization code ---*/
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+  PyEval_InitThreads();
+  #endif
+  /*--- Module creation code ---*/
+  #if CYTHON_PEP489_MULTI_PHASE_INIT
+  __pyx_m = __pyx_pyinit_module;
+  Py_INCREF(__pyx_m);
+  #else
+  #if PY_MAJOR_VERSION < 3
+  __pyx_m = Py_InitModule4("cutils", __pyx_methods, 0, 0, PYTHON_API_VERSION); Py_XINCREF(__pyx_m);
+  #else
+  __pyx_m = PyModule_Create(&__pyx_moduledef);
+  #endif
+  if (unlikely(!__pyx_m)) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
+  __pyx_d = PyModule_GetDict(__pyx_m); if (unlikely(!__pyx_d)) __PYX_ERR(0, 1, __pyx_L1_error)
+  Py_INCREF(__pyx_d);
+  __pyx_b = PyImport_AddModule(__Pyx_BUILTIN_MODULE_NAME); if (unlikely(!__pyx_b)) __PYX_ERR(0, 1, __pyx_L1_error)
+  Py_INCREF(__pyx_b);
+  __pyx_cython_runtime = PyImport_AddModule((char *) "cython_runtime"); if (unlikely(!__pyx_cython_runtime)) __PYX_ERR(0, 1, __pyx_L1_error)
+  Py_INCREF(__pyx_cython_runtime);
+  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  /*--- Initialize various global constants etc. ---*/
+  if (__Pyx_InitGlobals() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #if PY_MAJOR_VERSION < 3 && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
+  if (__Pyx_init_sys_getdefaultencoding_params() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
+  if (__pyx_module_is_main_pystemd__cutils) {
+    if (PyObject_SetAttr(__pyx_m, __pyx_n_s_name, __pyx_n_s_main) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  }
+  #if PY_MAJOR_VERSION >= 3
+  {
+    PyObject *modules = PyImport_GetModuleDict(); if (unlikely(!modules)) __PYX_ERR(0, 1, __pyx_L1_error)
+    if (!PyDict_GetItemString(modules, "pystemd.cutils")) {
+      if (unlikely(PyDict_SetItemString(modules, "pystemd.cutils", __pyx_m) < 0)) __PYX_ERR(0, 1, __pyx_L1_error)
+    }
+  }
+  #endif
+  /*--- Builtin init code ---*/
+  if (__Pyx_InitCachedBuiltins() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  /*--- Constants init code ---*/
+  if (__Pyx_InitCachedConstants() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  /*--- Global type/function init code ---*/
+  (void)__Pyx_modinit_global_init_code();
+  (void)__Pyx_modinit_variable_export_code();
+  (void)__Pyx_modinit_function_export_code();
+  (void)__Pyx_modinit_type_init_code();
+  (void)__Pyx_modinit_type_import_code();
+  (void)__Pyx_modinit_variable_import_code();
+  (void)__Pyx_modinit_function_import_code();
+  /*--- Execution code ---*/
+  #if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
+  if (__Pyx_patch_abc() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
+
+  /* "pystemd/cutils.pyx":1
+ * cimport pystemd.dbusc as dbusc             # <<<<<<<<<<<<<<
+ * 
+ * 
+ */
+  __pyx_t_1 = __Pyx_PyDict_NewPresized(0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 1, __pyx_L1_error)
+  __Pyx_GOTREF(__pyx_t_1);
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_test, __pyx_t_1) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
+
+  /*--- Wrapped vars code ---*/
+
+  goto __pyx_L0;
+  __pyx_L1_error:;
+  __Pyx_XDECREF(__pyx_t_1);
+  if (__pyx_m) {
+    if (__pyx_d) {
+      __Pyx_AddTraceback("init pystemd.cutils", __pyx_clineno, __pyx_lineno, __pyx_filename);
+    }
+    Py_CLEAR(__pyx_m);
+  } else if (!PyErr_Occurred()) {
+    PyErr_SetString(PyExc_ImportError, "init pystemd.cutils");
+  }
+  __pyx_L0:;
+  __Pyx_RefNannyFinishContext();
+  #if CYTHON_PEP489_MULTI_PHASE_INIT
+  return (__pyx_m != NULL) ? 0 : -1;
+  #elif PY_MAJOR_VERSION >= 3
+  return __pyx_m;
+  #else
+  return;
+  #endif
+}
+
+/* --- Runtime support code --- */
+/* Refnanny */
+#if CYTHON_REFNANNY
+static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
+    PyObject *m = NULL, *p = NULL;
+    void *r = NULL;
+    m = PyImport_ImportModule(modname);
+    if (!m) goto end;
+    p = PyObject_GetAttrString(m, "RefNannyAPI");
+    if (!p) goto end;
+    r = PyLong_AsVoidPtr(p);
+end:
+    Py_XDECREF(p);
+    Py_XDECREF(m);
+    return (__Pyx_RefNannyAPIStruct *)r;
+}
+#endif
+
+/* RaiseArgTupleInvalid */
+static void __Pyx_RaiseArgtupleInvalid(
+    const char* func_name,
+    int exact,
+    Py_ssize_t num_min,
+    Py_ssize_t num_max,
+    Py_ssize_t num_found)
+{
+    Py_ssize_t num_expected;
+    const char *more_or_less;
+    if (num_found < num_min) {
+        num_expected = num_min;
+        more_or_less = "at least";
+    } else {
+        num_expected = num_max;
+        more_or_less = "at most";
+    }
+    if (exact) {
+        more_or_less = "exactly";
+    }
+    PyErr_Format(PyExc_TypeError,
+                 "%.200s() takes %.8s %" CYTHON_FORMAT_SSIZE_T "d positional argument%.1s (%" CYTHON_FORMAT_SSIZE_T "d given)",
+                 func_name, more_or_less, num_expected,
+                 (num_expected == 1) ? "" : "s", num_found);
+}
+
+/* RaiseDoubleKeywords */
+static void __Pyx_RaiseDoubleKeywordsError(
+    const char* func_name,
+    PyObject* kw_name)
+{
+    PyErr_Format(PyExc_TypeError,
+        #if PY_MAJOR_VERSION >= 3
+        "%s() got multiple values for keyword argument '%U'", func_name, kw_name);
+        #else
+        "%s() got multiple values for keyword argument '%s'", func_name,
+        PyString_AsString(kw_name));
+        #endif
+}
+
+/* ParseKeywords */
+static int __Pyx_ParseOptionalKeywords(
+    PyObject *kwds,
+    PyObject **argnames[],
+    PyObject *kwds2,
+    PyObject *values[],
+    Py_ssize_t num_pos_args,
+    const char* function_name)
+{
+    PyObject *key = 0, *value = 0;
+    Py_ssize_t pos = 0;
+    PyObject*** name;
+    PyObject*** first_kw_arg = argnames + num_pos_args;
+    while (PyDict_Next(kwds, &pos, &key, &value)) {
+        name = first_kw_arg;
+        while (*name && (**name != key)) name++;
+        if (*name) {
+            values[name-argnames] = value;
+            continue;
+        }
+        name = first_kw_arg;
+        #if PY_MAJOR_VERSION < 3
+        if (likely(PyString_Check(key))) {
+            while (*name) {
+                if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key))
+                        && _PyString_Eq(**name, key)) {
+                    values[name-argnames] = value;
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    if ((**argname == key) || (
+                            (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key))
+                             && _PyString_Eq(**argname, key))) {
+                        goto arg_passed_twice;
+                    }
+                    argname++;
+                }
+            }
+        } else
+        #endif
+        if (likely(PyUnicode_Check(key))) {
+            while (*name) {
+                int cmp = (**name == key) ? 0 :
+                #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                    (__Pyx_PyUnicode_GET_LENGTH(**name) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
+                #endif
+                    PyUnicode_Compare(**name, key);
+                if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                if (cmp == 0) {
+                    values[name-argnames] = value;
+                    break;
+                }
+                name++;
+            }
+            if (*name) continue;
+            else {
+                PyObject*** argname = argnames;
+                while (argname != first_kw_arg) {
+                    int cmp = (**argname == key) ? 0 :
+                    #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3
+                        (__Pyx_PyUnicode_GET_LENGTH(**argname) != __Pyx_PyUnicode_GET_LENGTH(key)) ? 1 :
+                    #endif
+                        PyUnicode_Compare(**argname, key);
+                    if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad;
+                    if (cmp == 0) goto arg_passed_twice;
+                    argname++;
+                }
+            }
+        } else
+            goto invalid_keyword_type;
+        if (kwds2) {
+            if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
+        } else {
+            goto invalid_keyword;
+        }
+    }
+    return 0;
+arg_passed_twice:
+    __Pyx_RaiseDoubleKeywordsError(function_name, key);
+    goto bad;
+invalid_keyword_type:
+    PyErr_Format(PyExc_TypeError,
+        "%.200s() keywords must be strings", function_name);
+    goto bad;
+invalid_keyword:
+    PyErr_Format(PyExc_TypeError,
+    #if PY_MAJOR_VERSION < 3
+        "%.200s() got an unexpected keyword argument '%.200s'",
+        function_name, PyString_AsString(key));
+    #else
+        "%s() got an unexpected keyword argument '%U'",
+        function_name, key);
+    #endif
+bad:
+    return -1;
+}
+
+/* PyDictVersioning */
+#if CYTHON_USE_DICT_VERSIONS && CYTHON_USE_TYPE_SLOTS
+static CYTHON_INLINE PY_UINT64_T __Pyx_get_tp_dict_version(PyObject *obj) {
+    PyObject *dict = Py_TYPE(obj)->tp_dict;
+    return likely(dict) ? __PYX_GET_DICT_VERSION(dict) : 0;
+}
+static CYTHON_INLINE PY_UINT64_T __Pyx_get_object_dict_version(PyObject *obj) {
+    PyObject **dictptr = NULL;
+    Py_ssize_t offset = Py_TYPE(obj)->tp_dictoffset;
+    if (offset) {
+#if CYTHON_COMPILING_IN_CPYTHON
+        dictptr = (likely(offset > 0)) ? (PyObject **) ((char *)obj + offset) : _PyObject_GetDictPtr(obj);
+#else
+        dictptr = _PyObject_GetDictPtr(obj);
+#endif
+    }
+    return (dictptr && *dictptr) ? __PYX_GET_DICT_VERSION(*dictptr) : 0;
+}
+static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UINT64_T tp_dict_version, PY_UINT64_T obj_dict_version) {
+    PyObject *dict = Py_TYPE(obj)->tp_dict;
+    if (unlikely(!dict) || unlikely(tp_dict_version != __PYX_GET_DICT_VERSION(dict)))
+        return 0;
+    return obj_dict_version == __Pyx_get_object_dict_version(obj);
+}
+#endif
+
+/* PyObjectGetAttrStr */
+#if CYTHON_USE_TYPE_SLOTS
+static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name) {
+    PyTypeObject* tp = Py_TYPE(obj);
+    if (likely(tp->tp_getattro))
+        return tp->tp_getattro(obj, attr_name);
+#if PY_MAJOR_VERSION < 3
+    if (likely(tp->tp_getattr))
+        return tp->tp_getattr(obj, PyString_AS_STRING(attr_name));
+#endif
+    return PyObject_GetAttr(obj, attr_name);
+}
+#endif
+
+/* PyErrFetchRestore */
+#if CYTHON_FAST_THREAD_STATE
+static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
+    PyObject *tmp_type, *tmp_value, *tmp_tb;
+    tmp_type = tstate->curexc_type;
+    tmp_value = tstate->curexc_value;
+    tmp_tb = tstate->curexc_traceback;
+    tstate->curexc_type = type;
+    tstate->curexc_value = value;
+    tstate->curexc_traceback = tb;
+    Py_XDECREF(tmp_type);
+    Py_XDECREF(tmp_value);
+    Py_XDECREF(tmp_tb);
+}
+static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
+    *type = tstate->curexc_type;
+    *value = tstate->curexc_value;
+    *tb = tstate->curexc_traceback;
+    tstate->curexc_type = 0;
+    tstate->curexc_value = 0;
+    tstate->curexc_traceback = 0;
+}
+#endif
+
+/* CLineInTraceback */
+#ifndef CYTHON_CLINE_IN_TRACEBACK
+static int __Pyx_CLineForTraceback(CYTHON_UNUSED PyThreadState *tstate, int c_line) {
+    PyObject *use_cline;
+    PyObject *ptype, *pvalue, *ptraceback;
+#if CYTHON_COMPILING_IN_CPYTHON
+    PyObject **cython_runtime_dict;
+#endif
+    if (unlikely(!__pyx_cython_runtime)) {
+        return c_line;
+    }
+    __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);
+#if CYTHON_COMPILING_IN_CPYTHON
+    cython_runtime_dict = _PyObject_GetDictPtr(__pyx_cython_runtime);
+    if (likely(cython_runtime_dict)) {
+        __PYX_PY_DICT_LOOKUP_IF_MODIFIED(
+            use_cline, *cython_runtime_dict,
+            __Pyx_PyDict_GetItemStr(*cython_runtime_dict, __pyx_n_s_cline_in_traceback))
+    } else
+#endif
+    {
+      PyObject *use_cline_obj = __Pyx_PyObject_GetAttrStr(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback);
+      if (use_cline_obj) {
+        use_cline = PyObject_Not(use_cline_obj) ? Py_False : Py_True;
+        Py_DECREF(use_cline_obj);
+      } else {
+        PyErr_Clear();
+        use_cline = NULL;
+      }
+    }
+    if (!use_cline) {
+        c_line = 0;
+        (void) PyObject_SetAttr(__pyx_cython_runtime, __pyx_n_s_cline_in_traceback, Py_False);
+    }
+    else if (use_cline == Py_False || (use_cline != Py_True && PyObject_Not(use_cline) != 0)) {
+        c_line = 0;
+    }
+    __Pyx_ErrRestoreInState(tstate, ptype, pvalue, ptraceback);
+    return c_line;
+}
+#endif
+
+/* CodeObjectCache */
+static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
+    int start = 0, mid = 0, end = count - 1;
+    if (end >= 0 && code_line > entries[end].code_line) {
+        return count;
+    }
+    while (start < end) {
+        mid = start + (end - start) / 2;
+        if (code_line < entries[mid].code_line) {
+            end = mid;
+        } else if (code_line > entries[mid].code_line) {
+             start = mid + 1;
+        } else {
+            return mid;
+        }
+    }
+    if (code_line <= entries[mid].code_line) {
+        return mid;
+    } else {
+        return mid + 1;
+    }
+}
+static PyCodeObject *__pyx_find_code_object(int code_line) {
+    PyCodeObject* code_object;
+    int pos;
+    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
+        return NULL;
+    }
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
+        return NULL;
+    }
+    code_object = __pyx_code_cache.entries[pos].code_object;
+    Py_INCREF(code_object);
+    return code_object;
+}
+static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
+    int pos, i;
+    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
+    if (unlikely(!code_line)) {
+        return;
+    }
+    if (unlikely(!entries)) {
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
+        if (likely(entries)) {
+            __pyx_code_cache.entries = entries;
+            __pyx_code_cache.max_count = 64;
+            __pyx_code_cache.count = 1;
+            entries[0].code_line = code_line;
+            entries[0].code_object = code_object;
+            Py_INCREF(code_object);
+        }
+        return;
+    }
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
+        PyCodeObject* tmp = entries[pos].code_object;
+        entries[pos].code_object = code_object;
+        Py_DECREF(tmp);
+        return;
+    }
+    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
+        int new_max = __pyx_code_cache.max_count + 64;
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
+            __pyx_code_cache.entries, ((size_t)new_max) * sizeof(__Pyx_CodeObjectCacheEntry));
+        if (unlikely(!entries)) {
+            return;
+        }
+        __pyx_code_cache.entries = entries;
+        __pyx_code_cache.max_count = new_max;
+    }
+    for (i=__pyx_code_cache.count; i>pos; i--) {
+        entries[i] = entries[i-1];
+    }
+    entries[pos].code_line = code_line;
+    entries[pos].code_object = code_object;
+    __pyx_code_cache.count++;
+    Py_INCREF(code_object);
+}
+
+/* AddTraceback */
+#include "compile.h"
+#include "frameobject.h"
+#include "traceback.h"
+#if PY_VERSION_HEX >= 0x030b00a6
+  #ifndef Py_BUILD_CORE
+    #define Py_BUILD_CORE 1
+  #endif
+  #include "internal/pycore_frame.h"
+#endif
+static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
+            const char *funcname, int c_line,
+            int py_line, const char *filename) {
+    PyCodeObject *py_code = NULL;
+    PyObject *py_funcname = NULL;
+    #if PY_MAJOR_VERSION < 3
+    PyObject *py_srcfile = NULL;
+    py_srcfile = PyString_FromString(filename);
+    if (!py_srcfile) goto bad;
+    #endif
+    if (c_line) {
+        #if PY_MAJOR_VERSION < 3
+        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
+        if (!py_funcname) goto bad;
+        #else
+        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
+        if (!py_funcname) goto bad;
+        funcname = PyUnicode_AsUTF8(py_funcname);
+        if (!funcname) goto bad;
+        #endif
+    }
+    else {
+        #if PY_MAJOR_VERSION < 3
+        py_funcname = PyString_FromString(funcname);
+        if (!py_funcname) goto bad;
+        #endif
+    }
+    #if PY_MAJOR_VERSION < 3
+    py_code = __Pyx_PyCode_New(
+        0,
+        0,
+        0,
+        0,
+        0,
+        __pyx_empty_bytes, /*PyObject *code,*/
+        __pyx_empty_tuple, /*PyObject *consts,*/
+        __pyx_empty_tuple, /*PyObject *names,*/
+        __pyx_empty_tuple, /*PyObject *varnames,*/
+        __pyx_empty_tuple, /*PyObject *freevars,*/
+        __pyx_empty_tuple, /*PyObject *cellvars,*/
+        py_srcfile,   /*PyObject *filename,*/
+        py_funcname,  /*PyObject *name,*/
+        py_line,
+        __pyx_empty_bytes  /*PyObject *lnotab*/
+    );
+    Py_DECREF(py_srcfile);
+    #else
+    py_code = PyCode_NewEmpty(filename, funcname, py_line);
+    #endif
+    Py_XDECREF(py_funcname);  // XDECREF since it's only set on Py3 if cline
+    return py_code;
+bad:
+    Py_XDECREF(py_funcname);
+    #if PY_MAJOR_VERSION < 3
+    Py_XDECREF(py_srcfile);
+    #endif
+    return NULL;
+}
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename) {
+    PyCodeObject *py_code = 0;
+    PyFrameObject *py_frame = 0;
+    PyThreadState *tstate = __Pyx_PyThreadState_Current;
+    PyObject *ptype, *pvalue, *ptraceback;
+    if (c_line) {
+        c_line = __Pyx_CLineForTraceback(tstate, c_line);
+    }
+    py_code = __pyx_find_code_object(c_line ? -c_line : py_line);
+    if (!py_code) {
+        __Pyx_ErrFetchInState(tstate, &ptype, &pvalue, &ptraceback);
+        py_code = __Pyx_CreateCodeObjectForTraceback(
+            funcname, c_line, py_line, filename);
+        if (!py_code) {
+            /* If the code object creation fails, then we should clear the
+               fetched exception references and propagate the new exception */
+            Py_XDECREF(ptype);
+            Py_XDECREF(pvalue);
+            Py_XDECREF(ptraceback);
+            goto bad;
+        }
+        __Pyx_ErrRestoreInState(tstate, ptype, pvalue, ptraceback);
+        __pyx_insert_code_object(c_line ? -c_line : py_line, py_code);
+    }
+    py_frame = PyFrame_New(
+        tstate,            /*PyThreadState *tstate,*/
+        py_code,           /*PyCodeObject *code,*/
+        __pyx_d,    /*PyObject *globals,*/
+        0                  /*PyObject *locals*/
+    );
+    if (!py_frame) goto bad;
+    __Pyx_PyFrame_SetLineNumber(py_frame, py_line);
+    PyTraceBack_Here(py_frame);
+bad:
+    Py_XDECREF(py_code);
+    Py_XDECREF(py_frame);
+}
+
+/* CIntFromPyVerify */
+#define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
+    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
+#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
+    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
+#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
+    {\
+        func_type value = func_value;\
+        if (sizeof(target_type) < sizeof(func_type)) {\
+            if (unlikely(value != (func_type) (target_type) value)) {\
+                func_type zero = 0;\
+                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
+                    return (target_type) -1;\
+                if (is_unsigned && unlikely(value < zero))\
+                    goto raise_neg_overflow;\
+                else\
+                    goto raise_overflow;\
+            }\
+        }\
+        return (target_type) value;\
+    }
+
+/* CIntFromPy */
+static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const int neg_one = (int) -1, const_zero = (int) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+#if PY_MAJOR_VERSION < 3
+    if (likely(PyInt_Check(x))) {
+        if (sizeof(int) < sizeof(long)) {
+            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
+        } else {
+            long val = PyInt_AS_LONG(x);
+            if (is_unsigned && unlikely(val < 0)) {
+                goto raise_neg_overflow;
+            }
+            return (int) val;
+        }
+    } else
+#endif
+    if (likely(PyLong_Check(x))) {
+        if (is_unsigned) {
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (int) 0;
+                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
+                case 2:
+                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
+                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
+                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
+                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+            }
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
+            if (unlikely(Py_SIZE(x) < 0)) {
+                goto raise_neg_overflow;
+            }
+#else
+            {
+                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
+                if (unlikely(result < 0))
+                    return (int) -1;
+                if (unlikely(result == 1))
+                    goto raise_neg_overflow;
+            }
+#endif
+            if (sizeof(int) <= sizeof(unsigned long)) {
+                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
+#ifdef HAVE_LONG_LONG
+            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
+#endif
+            }
+        } else {
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (int) 0;
+                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, (sdigit) (-(sdigit)digits[0]))
+                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
+                case -2:
+                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
+                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 2:
+                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
+                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case -3:
+                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
+                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
+                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case -4:
+                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
+                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
+                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+            }
+#endif
+            if (sizeof(int) <= sizeof(long)) {
+                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
+#ifdef HAVE_LONG_LONG
+            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
+#endif
+            }
+        }
+        {
+#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
+            PyErr_SetString(PyExc_RuntimeError,
+                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
+#else
+            int val;
+            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
+ #if PY_MAJOR_VERSION < 3
+            if (likely(v) && !PyLong_Check(v)) {
+                PyObject *tmp = v;
+                v = PyNumber_Long(tmp);
+                Py_DECREF(tmp);
+            }
+ #endif
+            if (likely(v)) {
+                int one = 1; int is_little = (int)*(unsigned char *)&one;
+                unsigned char *bytes = (unsigned char *)&val;
+                int ret = _PyLong_AsByteArray((PyLongObject *)v,
+                                              bytes, sizeof(val),
+                                              is_little, !is_unsigned);
+                Py_DECREF(v);
+                if (likely(!ret))
+                    return val;
+            }
+#endif
+            return (int) -1;
+        }
+    } else {
+        int val;
+        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
+        if (!tmp) return (int) -1;
+        val = __Pyx_PyInt_As_int(tmp);
+        Py_DECREF(tmp);
+        return val;
+    }
+raise_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "value too large to convert to int");
+    return (int) -1;
+raise_neg_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "can't convert negative value to int");
+    return (int) -1;
+}
+
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const int neg_one = (int) -1, const_zero = (int) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(int) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(int) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(int) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(int),
+                                     little, !is_unsigned);
+    }
+}
+
+/* CIntToPy */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const long neg_one = (long) -1, const_zero = (long) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(long) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(long) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+#endif
+        }
+    } else {
+        if (sizeof(long) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+#ifdef HAVE_LONG_LONG
+        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+#endif
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(long),
+                                     little, !is_unsigned);
+    }
+}
+
+/* CIntFromPy */
+static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wconversion"
+#endif
+    const long neg_one = (long) -1, const_zero = (long) 0;
+#ifdef __Pyx_HAS_GCC_DIAGNOSTIC
+#pragma GCC diagnostic pop
+#endif
+    const int is_unsigned = neg_one > const_zero;
+#if PY_MAJOR_VERSION < 3
+    if (likely(PyInt_Check(x))) {
+        if (sizeof(long) < sizeof(long)) {
+            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
+        } else {
+            long val = PyInt_AS_LONG(x);
+            if (is_unsigned && unlikely(val < 0)) {
+                goto raise_neg_overflow;
+            }
+            return (long) val;
+        }
+    } else
+#endif
+    if (likely(PyLong_Check(x))) {
+        if (is_unsigned) {
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (long) 0;
+                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
+                case 2:
+                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
+                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
+                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
+                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+            }
+#endif
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
+            if (unlikely(Py_SIZE(x) < 0)) {
+                goto raise_neg_overflow;
+            }
+#else
+            {
+                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
+                if (unlikely(result < 0))
+                    return (long) -1;
+                if (unlikely(result == 1))
+                    goto raise_neg_overflow;
+            }
+#endif
+            if (sizeof(long) <= sizeof(unsigned long)) {
+                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
+#ifdef HAVE_LONG_LONG
+            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
+#endif
+            }
+        } else {
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (long) 0;
+                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, (sdigit) (-(sdigit)digits[0]))
+                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
+                case -2:
+                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
+                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 2:
+                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
+                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case -3:
+                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
+                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
+                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case -4:
+                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
+                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
+                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+            }
+#endif
+            if (sizeof(long) <= sizeof(long)) {
+                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
+#ifdef HAVE_LONG_LONG
+            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
+#endif
+            }
+        }
+        {
+#if CYTHON_COMPILING_IN_PYPY && !defined(_PyLong_AsByteArray)
+            PyErr_SetString(PyExc_RuntimeError,
+                            "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
+#else
+            long val;
+            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
+ #if PY_MAJOR_VERSION < 3
+            if (likely(v) && !PyLong_Check(v)) {
+                PyObject *tmp = v;
+                v = PyNumber_Long(tmp);
+                Py_DECREF(tmp);
+            }
+ #endif
+            if (likely(v)) {
+                int one = 1; int is_little = (int)*(unsigned char *)&one;
+                unsigned char *bytes = (unsigned char *)&val;
+                int ret = _PyLong_AsByteArray((PyLongObject *)v,
+                                              bytes, sizeof(val),
+                                              is_little, !is_unsigned);
+                Py_DECREF(v);
+                if (likely(!ret))
+                    return val;
+            }
+#endif
+            return (long) -1;
+        }
+    } else {
+        long val;
+        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
+        if (!tmp) return (long) -1;
+        val = __Pyx_PyInt_As_long(tmp);
+        Py_DECREF(tmp);
+        return val;
+    }
+raise_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "value too large to convert to long");
+    return (long) -1;
+raise_neg_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "can't convert negative value to long");
+    return (long) -1;
+}
+
+/* FastTypeChecks */
+#if CYTHON_COMPILING_IN_CPYTHON
+static int __Pyx_InBases(PyTypeObject *a, PyTypeObject *b) {
+    while (a) {
+        a = a->tp_base;
+        if (a == b)
+            return 1;
+    }
+    return b == &PyBaseObject_Type;
+}
+static CYTHON_INLINE int __Pyx_IsSubtype(PyTypeObject *a, PyTypeObject *b) {
+    PyObject *mro;
+    if (a == b) return 1;
+    mro = a->tp_mro;
+    if (likely(mro)) {
+        Py_ssize_t i, n;
+        n = PyTuple_GET_SIZE(mro);
+        for (i = 0; i < n; i++) {
+            if (PyTuple_GET_ITEM(mro, i) == (PyObject *)b)
+                return 1;
+        }
+        return 0;
+    }
+    return __Pyx_InBases(a, b);
+}
+#if PY_MAJOR_VERSION == 2
+static int __Pyx_inner_PyErr_GivenExceptionMatches2(PyObject *err, PyObject* exc_type1, PyObject* exc_type2) {
+    PyObject *exception, *value, *tb;
+    int res;
+    __Pyx_PyThreadState_declare
+    __Pyx_PyThreadState_assign
+    __Pyx_ErrFetch(&exception, &value, &tb);
+    res = exc_type1 ? PyObject_IsSubclass(err, exc_type1) : 0;
+    if (unlikely(res == -1)) {
+        PyErr_WriteUnraisable(err);
+        res = 0;
+    }
+    if (!res) {
+        res = PyObject_IsSubclass(err, exc_type2);
+        if (unlikely(res == -1)) {
+            PyErr_WriteUnraisable(err);
+            res = 0;
+        }
+    }
+    __Pyx_ErrRestore(exception, value, tb);
+    return res;
+}
+#else
+static CYTHON_INLINE int __Pyx_inner_PyErr_GivenExceptionMatches2(PyObject *err, PyObject* exc_type1, PyObject *exc_type2) {
+    int res = exc_type1 ? __Pyx_IsSubtype((PyTypeObject*)err, (PyTypeObject*)exc_type1) : 0;
+    if (!res) {
+        res = __Pyx_IsSubtype((PyTypeObject*)err, (PyTypeObject*)exc_type2);
+    }
+    return res;
+}
+#endif
+static int __Pyx_PyErr_GivenExceptionMatchesTuple(PyObject *exc_type, PyObject *tuple) {
+    Py_ssize_t i, n;
+    assert(PyExceptionClass_Check(exc_type));
+    n = PyTuple_GET_SIZE(tuple);
+#if PY_MAJOR_VERSION >= 3
+    for (i=0; i<n; i++) {
+        if (exc_type == PyTuple_GET_ITEM(tuple, i)) return 1;
+    }
+#endif
+    for (i=0; i<n; i++) {
+        PyObject *t = PyTuple_GET_ITEM(tuple, i);
+        #if PY_MAJOR_VERSION < 3
+        if (likely(exc_type == t)) return 1;
+        #endif
+        if (likely(PyExceptionClass_Check(t))) {
+            if (__Pyx_inner_PyErr_GivenExceptionMatches2(exc_type, NULL, t)) return 1;
+        } else {
+        }
+    }
+    return 0;
+}
+static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches(PyObject *err, PyObject* exc_type) {
+    if (likely(err == exc_type)) return 1;
+    if (likely(PyExceptionClass_Check(err))) {
+        if (likely(PyExceptionClass_Check(exc_type))) {
+            return __Pyx_inner_PyErr_GivenExceptionMatches2(err, NULL, exc_type);
+        } else if (likely(PyTuple_Check(exc_type))) {
+            return __Pyx_PyErr_GivenExceptionMatchesTuple(err, exc_type);
+        } else {
+        }
+    }
+    return PyErr_GivenExceptionMatches(err, exc_type);
+}
+static CYTHON_INLINE int __Pyx_PyErr_GivenExceptionMatches2(PyObject *err, PyObject *exc_type1, PyObject *exc_type2) {
+    assert(PyExceptionClass_Check(exc_type1));
+    assert(PyExceptionClass_Check(exc_type2));
+    if (likely(err == exc_type1 || err == exc_type2)) return 1;
+    if (likely(PyExceptionClass_Check(err))) {
+        return __Pyx_inner_PyErr_GivenExceptionMatches2(err, exc_type1, exc_type2);
+    }
+    return (PyErr_GivenExceptionMatches(err, exc_type1) || PyErr_GivenExceptionMatches(err, exc_type2));
+}
+#endif
+
+/* CheckBinaryVersion */
+static int __Pyx_check_binary_version(void) {
+    char ctversion[5];
+    int same=1, i, found_dot;
+    const char* rt_from_call = Py_GetVersion();
+    PyOS_snprintf(ctversion, 5, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
+    found_dot = 0;
+    for (i = 0; i < 4; i++) {
+        if (!ctversion[i]) {
+            same = (rt_from_call[i] < '0' || rt_from_call[i] > '9');
+            break;
+        }
+        if (rt_from_call[i] != ctversion[i]) {
+            same = 0;
+            break;
+        }
+    }
+    if (!same) {
+        char rtversion[5] = {'\0'};
+        char message[200];
+        for (i=0; i<4; ++i) {
+            if (rt_from_call[i] == '.') {
+                if (found_dot) break;
+                found_dot = 1;
+            } else if (rt_from_call[i] < '0' || rt_from_call[i] > '9') {
+                break;
+            }
+            rtversion[i] = rt_from_call[i];
+        }
+        PyOS_snprintf(message, sizeof(message),
+                      "compiletime version %s of module '%.100s' "
+                      "does not match runtime version %s",
+                      ctversion, __Pyx_MODULE_NAME, rtversion);
+        return PyErr_WarnEx(NULL, message, 1);
+    }
+    return 0;
+}
+
+/* InitStrings */
+static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
+    while (t->p) {
+        #if PY_MAJOR_VERSION < 3
+        if (t->is_unicode) {
+            *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
+        } else if (t->intern) {
+            *t->p = PyString_InternFromString(t->s);
+        } else {
+            *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
+        }
+        #else
+        if (t->is_unicode | t->is_str) {
+            if (t->intern) {
+                *t->p = PyUnicode_InternFromString(t->s);
+            } else if (t->encoding) {
+                *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
+            } else {
+                *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
+            }
+        } else {
+            *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
+        }
+        #endif
+        if (!*t->p)
+            return -1;
+        if (PyObject_Hash(*t->p) == -1)
+            return -1;
+        ++t;
+    }
+    return 0;
+}
+
+static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
+    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
+}
+static CYTHON_INLINE const char* __Pyx_PyObject_AsString(PyObject* o) {
+    Py_ssize_t ignore;
+    return __Pyx_PyObject_AsStringAndSize(o, &ignore);
+}
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
+#if !CYTHON_PEP393_ENABLED
+static const char* __Pyx_PyUnicode_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
+    char* defenc_c;
+    PyObject* defenc = _PyUnicode_AsDefaultEncodedString(o, NULL);
+    if (!defenc) return NULL;
+    defenc_c = PyBytes_AS_STRING(defenc);
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+    {
+        char* end = defenc_c + PyBytes_GET_SIZE(defenc);
+        char* c;
+        for (c = defenc_c; c < end; c++) {
+            if ((unsigned char) (*c) >= 128) {
+                PyUnicode_AsASCIIString(o);
+                return NULL;
+            }
+        }
+    }
+#endif
+    *length = PyBytes_GET_SIZE(defenc);
+    return defenc_c;
+}
+#else
+static CYTHON_INLINE const char* __Pyx_PyUnicode_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
+    if (unlikely(__Pyx_PyUnicode_READY(o) == -1)) return NULL;
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+    if (likely(PyUnicode_IS_ASCII(o))) {
+        *length = PyUnicode_GET_LENGTH(o);
+        return PyUnicode_AsUTF8(o);
+    } else {
+        PyUnicode_AsASCIIString(o);
+        return NULL;
+    }
+#else
+    return PyUnicode_AsUTF8AndSize(o, length);
+#endif
+}
+#endif
+#endif
+static CYTHON_INLINE const char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
+#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
+    if (
+#if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
+            __Pyx_sys_getdefaultencoding_not_ascii &&
+#endif
+            PyUnicode_Check(o)) {
+        return __Pyx_PyUnicode_AsStringAndSize(o, length);
+    } else
+#endif
+#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
+    if (PyByteArray_Check(o)) {
+        *length = PyByteArray_GET_SIZE(o);
+        return PyByteArray_AS_STRING(o);
+    } else
+#endif
+    {
+        char* result;
+        int r = PyBytes_AsStringAndSize(o, &result, length);
+        if (unlikely(r < 0)) {
+            return NULL;
+        } else {
+            return result;
+        }
+    }
+}
+static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
+   int is_true = x == Py_True;
+   if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
+   else return PyObject_IsTrue(x);
+}
+static CYTHON_INLINE int __Pyx_PyObject_IsTrueAndDecref(PyObject* x) {
+    int retval;
+    if (unlikely(!x)) return -1;
+    retval = __Pyx_PyObject_IsTrue(x);
+    Py_DECREF(x);
+    return retval;
+}
+static PyObject* __Pyx_PyNumber_IntOrLongWrongResultType(PyObject* result, const char* type_name) {
+#if PY_MAJOR_VERSION >= 3
+    if (PyLong_Check(result)) {
+        if (PyErr_WarnFormat(PyExc_DeprecationWarning, 1,
+                "__int__ returned non-int (type %.200s).  "
+                "The ability to return an instance of a strict subclass of int "
+                "is deprecated, and may be removed in a future version of Python.",
+                Py_TYPE(result)->tp_name)) {
+            Py_DECREF(result);
+            return NULL;
+        }
+        return result;
+    }
+#endif
+    PyErr_Format(PyExc_TypeError,
+                 "__%.4s__ returned non-%.4s (type %.200s)",
+                 type_name, type_name, Py_TYPE(result)->tp_name);
+    Py_DECREF(result);
+    return NULL;
+}
+static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
+#if CYTHON_USE_TYPE_SLOTS
+  PyNumberMethods *m;
+#endif
+  const char *name = NULL;
+  PyObject *res = NULL;
+#if PY_MAJOR_VERSION < 3
+  if (likely(PyInt_Check(x) || PyLong_Check(x)))
+#else
+  if (likely(PyLong_Check(x)))
+#endif
+    return __Pyx_NewRef(x);
+#if CYTHON_USE_TYPE_SLOTS
+  m = Py_TYPE(x)->tp_as_number;
+  #if PY_MAJOR_VERSION < 3
+  if (m && m->nb_int) {
+    name = "int";
+    res = m->nb_int(x);
+  }
+  else if (m && m->nb_long) {
+    name = "long";
+    res = m->nb_long(x);
+  }
+  #else
+  if (likely(m && m->nb_int)) {
+    name = "int";
+    res = m->nb_int(x);
+  }
+  #endif
+#else
+  if (!PyBytes_CheckExact(x) && !PyUnicode_CheckExact(x)) {
+    res = PyNumber_Int(x);
+  }
+#endif
+  if (likely(res)) {
+#if PY_MAJOR_VERSION < 3
+    if (unlikely(!PyInt_Check(res) && !PyLong_Check(res))) {
+#else
+    if (unlikely(!PyLong_CheckExact(res))) {
+#endif
+        return __Pyx_PyNumber_IntOrLongWrongResultType(res, name);
+    }
+  }
+  else if (!PyErr_Occurred()) {
+    PyErr_SetString(PyExc_TypeError,
+                    "an integer is required");
+  }
+  return res;
+}
+static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
+  Py_ssize_t ival;
+  PyObject *x;
+#if PY_MAJOR_VERSION < 3
+  if (likely(PyInt_CheckExact(b))) {
+    if (sizeof(Py_ssize_t) >= sizeof(long))
+        return PyInt_AS_LONG(b);
+    else
+        return PyInt_AsSsize_t(b);
+  }
+#endif
+  if (likely(PyLong_CheckExact(b))) {
+    #if CYTHON_USE_PYLONG_INTERNALS
+    const digit* digits = ((PyLongObject*)b)->ob_digit;
+    const Py_ssize_t size = Py_SIZE(b);
+    if (likely(__Pyx_sst_abs(size) <= 1)) {
+        ival = likely(size) ? digits[0] : 0;
+        if (size == -1) ival = -ival;
+        return ival;
+    } else {
+      switch (size) {
+         case 2:
+           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -2:
+           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case 3:
+           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -3:
+           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case 4:
+           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -4:
+           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+      }
+    }
+    #endif
+    return PyLong_AsSsize_t(b);
+  }
+  x = PyNumber_Index(b);
+  if (!x) return -1;
+  ival = PyInt_AsSsize_t(x);
+  Py_DECREF(x);
+  return ival;
+}
+static CYTHON_INLINE Py_hash_t __Pyx_PyIndex_AsHash_t(PyObject* o) {
+  if (sizeof(Py_hash_t) == sizeof(Py_ssize_t)) {
+    return (Py_hash_t) __Pyx_PyIndex_AsSsize_t(o);
+#if PY_MAJOR_VERSION < 3
+  } else if (likely(PyInt_CheckExact(o))) {
+    return PyInt_AS_LONG(o);
+#endif
+  } else {
+    Py_ssize_t ival;
+    PyObject *x;
+    x = PyNumber_Index(o);
+    if (!x) return -1;
+    ival = PyInt_AsLong(x);
+    Py_DECREF(x);
+    return ival;
+  }
+}
+static CYTHON_INLINE PyObject * __Pyx_PyBool_FromLong(long b) {
+  return b ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False);
+}
+static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
+    return PyInt_FromSize_t(ival);
+}
+
+
+#endif /* Py_PYTHON_H */
diff --git a/pystemd/cutils.pyi b/pystemd/cutils.pyi
new file mode 100644
index 0000000..d79f82c
--- /dev/null
+++ b/pystemd/cutils.pyi
@@ -0,0 +1 @@
+def setns(fd: int, nstype: int) -> int: ...
diff --git a/pystemd/cutils.pyx b/pystemd/cutils.pyx
new file mode 100644
index 0000000..aff3ef8
--- /dev/null
+++ b/pystemd/cutils.pyx
@@ -0,0 +1,5 @@
+cimport pystemd.dbusc as dbusc
+
+
+cpdef int setns(int fd, int nstype):
+   return dbusc.syscall(dbusc.__NR_setns, fd, nstype)
diff --git a/pystemd/daemon.c b/pystemd/daemon.c
index 2f032d2..6d4203c 100644
--- a/pystemd/daemon.c
+++ b/pystemd/daemon.c
@@ -1,4 +1,4 @@
-/* Generated by Cython 0.29.32 */
+/* Generated by Cython 0.29.35 */
 
 /* BEGIN: Cython Metadata
 {
@@ -25,8 +25,8 @@ END: Cython Metadata */
 #elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
     #error Cython requires Python 2.6+ or Python 3.3+.
 #else
-#define CYTHON_ABI "0_29_32"
-#define CYTHON_HEX_VERSION 0x001D20F0
+#define CYTHON_ABI "0_29_35"
+#define CYTHON_HEX_VERSION 0x001D23F0
 #define CYTHON_FUTURE_DIVISION 1
 #include <stddef.h>
 #ifndef offsetof
@@ -94,8 +94,12 @@ END: Cython Metadata */
   #define CYTHON_FAST_THREAD_STATE 0
   #undef CYTHON_FAST_PYCALL
   #define CYTHON_FAST_PYCALL 0
-  #undef CYTHON_PEP489_MULTI_PHASE_INIT
-  #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #if PY_VERSION_HEX < 0x03090000
+    #undef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #elif !defined(CYTHON_PEP489_MULTI_PHASE_INIT)
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
   #undef CYTHON_USE_TP_FINALIZE
   #define CYTHON_USE_TP_FINALIZE 0
   #undef CYTHON_USE_DICT_VERSIONS
@@ -103,7 +107,7 @@ END: Cython Metadata */
   #undef CYTHON_USE_EXC_INFO_STACK
   #define CYTHON_USE_EXC_INFO_STACK 0
   #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
-    #define CYTHON_UPDATE_DESCRIPTOR_DOC (PYPY_VERSION_HEX >= 0x07030900)
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
   #endif
 #elif defined(PYSTON_VERSION)
   #define CYTHON_COMPILING_IN_PYPY 0
@@ -219,7 +223,7 @@ END: Cython Metadata */
     #undef CYTHON_USE_PYLONG_INTERNALS
     #define CYTHON_USE_PYLONG_INTERNALS 0
   #elif !defined(CYTHON_USE_PYLONG_INTERNALS)
-    #define CYTHON_USE_PYLONG_INTERNALS 1
+    #define CYTHON_USE_PYLONG_INTERNALS (PY_VERSION_HEX < 0x030C00A5)
   #endif
   #ifndef CYTHON_USE_PYLIST_INTERNALS
     #define CYTHON_USE_PYLIST_INTERNALS 1
@@ -258,7 +262,7 @@ END: Cython Metadata */
     #define CYTHON_USE_TP_FINALIZE (PY_VERSION_HEX >= 0x030400a1)
   #endif
   #ifndef CYTHON_USE_DICT_VERSIONS
-    #define CYTHON_USE_DICT_VERSIONS (PY_VERSION_HEX >= 0x030600B1)
+    #define CYTHON_USE_DICT_VERSIONS ((PY_VERSION_HEX >= 0x030600B1) && (PY_VERSION_HEX < 0x030C00A5))
   #endif
   #if PY_VERSION_HEX >= 0x030B00A4
     #undef CYTHON_USE_EXC_INFO_STACK
@@ -568,11 +572,11 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
 #endif
 #if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
   #define CYTHON_PEP393_ENABLED 1
-  #if defined(PyUnicode_IS_READY)
-  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
-                                              0 : _PyUnicode_Ready((PyObject *)(op)))
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_READY(op)       (0)
   #else
-  #define __Pyx_PyUnicode_READY(op)       (0)
+    #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
+                                                0 : _PyUnicode_Ready((PyObject *)(op)))
   #endif
   #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
   #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
@@ -581,14 +585,14 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
   #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
   #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
   #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
-  #if defined(PyUnicode_IS_READY) && defined(PyUnicode_GET_SIZE)
-  #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
-  #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
-  #endif
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
   #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
+    #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+    #else
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
+    #endif
   #endif
 #else
   #define CYTHON_PEP393_ENABLED 0
@@ -759,6 +763,7 @@ static CYTHON_INLINE float __PYX_NAN() {
 /* Early includes */
 #include <stdint.h>
 #include "sys/uio.h"
+#include "sys/syscall.h"
 #include "systemd/sd-journal.h"
 #include "systemd/sd-daemon.h"
 #include "systemd/sd-bus.h"
@@ -981,7 +986,7 @@ struct __pyx_obj_7pystemd_6daemon___pyx_scope_struct__notify;
 struct __pyx_obj_7pystemd_6daemon___pyx_scope_struct_1_genexpr;
 union __pyx_t_7pystemd_5dbusc_basic_data;
 
-/* "pystemd/dbusc.pxd":197
+/* "pystemd/dbusc.pxd":202
  *     SD_BUS_TYPE_DICT_ENTRY_END
  * 
  * cdef union basic_data:             # <<<<<<<<<<<<<<
@@ -1270,18 +1275,18 @@ static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UIN
 
 /* GetModuleGlobalName.proto */
 #if CYTHON_USE_DICT_VERSIONS
-#define __Pyx_GetModuleGlobalName(var, name)  {\
+#define __Pyx_GetModuleGlobalName(var, name)  do {\
     static PY_UINT64_T __pyx_dict_version = 0;\
     static PyObject *__pyx_dict_cached_value = NULL;\
     (var) = (likely(__pyx_dict_version == __PYX_GET_DICT_VERSION(__pyx_d))) ?\
         (likely(__pyx_dict_cached_value) ? __Pyx_NewRef(__pyx_dict_cached_value) : __Pyx_GetBuiltinName(name)) :\
         __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
-#define __Pyx_GetModuleGlobalNameUncached(var, name)  {\
+} while(0)
+#define __Pyx_GetModuleGlobalNameUncached(var, name)  do {\
     PY_UINT64_T __pyx_dict_version;\
     PyObject *__pyx_dict_cached_value;\
     (var) = __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
+} while(0)
 static PyObject *__Pyx__GetModuleGlobalName(PyObject *name, PY_UINT64_T *dict_version, PyObject **dict_cached_value);
 #else
 #define __Pyx_GetModuleGlobalName(var, name)  (var) = __Pyx__GetModuleGlobalName(name)
@@ -2707,7 +2712,7 @@ static PyTypeObject __pyx_type_7pystemd_6daemon___pyx_scope_struct__notify = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -2828,7 +2833,7 @@ static PyTypeObject __pyx_type_7pystemd_6daemon___pyx_scope_struct_1_genexpr = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -2988,7 +2993,7 @@ static CYTHON_SMALL_CODE int __Pyx_InitCachedConstants(void) {
 }
 
 static CYTHON_SMALL_CODE int __Pyx_InitGlobals(void) {
-  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
+  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   __pyx_int_0 = PyInt_FromLong(0); if (unlikely(!__pyx_int_0)) __PYX_ERR(0, 1, __pyx_L1_error)
   return 0;
   __pyx_L1_error:;
@@ -3250,7 +3255,7 @@ if (!__Pyx_RefNanny) {
   Py_INCREF(__pyx_b);
   __pyx_cython_runtime = PyImport_AddModule((char *) "cython_runtime"); if (unlikely(!__pyx_cython_runtime)) __PYX_ERR(0, 1, __pyx_L1_error)
   Py_INCREF(__pyx_cython_runtime);
-  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
+  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   /*--- Initialize various global constants etc. ---*/
   if (__Pyx_InitGlobals() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   #if PY_MAJOR_VERSION < 3 && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
@@ -3284,29 +3289,29 @@ if (!__Pyx_RefNanny) {
   if (__Pyx_patch_abc() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   #endif
 
-  /* "pystemd/daemon.pyx":14
+  /* "pystemd/daemon.pyx":15
+ * cimport pystemd.dbusc as dbusc
  * 
- * from libc.stdint cimport uint64_t
  * from pystemd.utils import x2char_star             # <<<<<<<<<<<<<<
  * 
- * 
+ * LISTEN_FDS_START = dbusc.SD_LISTEN_FDS_START
  */
-  __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 14, __pyx_L1_error)
+  __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 15, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_1);
   __Pyx_INCREF(__pyx_n_s_x2char_star);
   __Pyx_GIVEREF(__pyx_n_s_x2char_star);
   PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_x2char_star);
-  __pyx_t_2 = __Pyx_Import(__pyx_n_s_pystemd_utils, __pyx_t_1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 14, __pyx_L1_error)
+  __pyx_t_2 = __Pyx_Import(__pyx_n_s_pystemd_utils, __pyx_t_1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 15, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_x2char_star); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 14, __pyx_L1_error)
+  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_x2char_star); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 15, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_1);
-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_x2char_star, __pyx_t_1) < 0) __PYX_ERR(0, 14, __pyx_L1_error)
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_x2char_star, __pyx_t_1) < 0) __PYX_ERR(0, 15, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
   /* "pystemd/daemon.pyx":17
- * 
+ * from pystemd.utils import x2char_star
  * 
  * LISTEN_FDS_START = dbusc.SD_LISTEN_FDS_START             # <<<<<<<<<<<<<<
  * 
@@ -3788,7 +3793,7 @@ static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
         return __Pyx_PyFunction_FastCall(func, NULL, 0);
     }
 #endif
-#ifdef __Pyx_CyFunction_USED
+#if defined(__Pyx_CyFunction_USED) && defined(NDEBUG)
     if (likely(PyCFunction_Check(func) || __Pyx_CyFunction_Check(func)))
 #else
     if (likely(PyCFunction_Check(func)))
@@ -4010,10 +4015,8 @@ static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
         Py_DECREF(retval);
         __Pyx_RaiseTooManyValuesError(expected);
         return -1;
-    } else {
-        return __Pyx_IterFinish();
     }
-    return 0;
+    return __Pyx_IterFinish();
 }
 
 /* RaiseNoneIterError */
@@ -4474,13 +4477,7 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
     }
     PyErr_SetObject(type, value);
     if (tb) {
-#if CYTHON_COMPILING_IN_PYPY
-        PyObject *tmp_type, *tmp_value, *tmp_tb;
-        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
-        Py_INCREF(tb);
-        PyErr_Restore(tmp_type, tmp_value, tb);
-        Py_XDECREF(tmp_tb);
-#else
+#if CYTHON_FAST_THREAD_STATE
         PyThreadState *tstate = __Pyx_PyThreadState_Current;
         PyObject* tmp_tb = tstate->curexc_traceback;
         if (tb != tmp_tb) {
@@ -4488,6 +4485,12 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
             tstate->curexc_traceback = tb;
             Py_XDECREF(tmp_tb);
         }
+#else
+        PyObject *tmp_type, *tmp_value, *tmp_tb;
+        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
+        Py_INCREF(tb);
+        PyErr_Restore(tmp_type, tmp_value, tb);
+        Py_XDECREF(tmp_tb);
 #endif
     }
 bad:
@@ -4723,7 +4726,7 @@ static PyObject *__Pyx_Py3ClassCreate(PyObject *metaclass, PyObject *name, PyObj
 
 /* CLineInTraceback */
 #ifndef CYTHON_CLINE_IN_TRACEBACK
-static int __Pyx_CLineForTraceback(CYTHON_NCP_UNUSED PyThreadState *tstate, int c_line) {
+static int __Pyx_CLineForTraceback(CYTHON_UNUSED PyThreadState *tstate, int c_line) {
     PyObject *use_cline;
     PyObject *ptype, *pvalue, *ptraceback;
 #if CYTHON_COMPILING_IN_CPYTHON
@@ -5070,7 +5073,7 @@ static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -5342,7 +5345,7 @@ static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -6706,7 +6709,10 @@ static PyTypeObject __pyx_GeneratorType_type = {
 #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
     0,
 #endif
-#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+#if PY_VERSION_HEX >= 0x030C0000
+    0,
+#endif
+#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
     0,
 #endif
 };
diff --git a/pystemd/daemon.pyx b/pystemd/daemon.pyx
index a879dfd..e7671f3 100644
--- a/pystemd/daemon.pyx
+++ b/pystemd/daemon.pyx
@@ -8,12 +8,12 @@
 #
 
 
+from libc.stdint cimport uint64_t
+
 cimport pystemd.dbusc as dbusc
 
-from libc.stdint cimport uint64_t
 from pystemd.utils import x2char_star
 
-
 LISTEN_FDS_START = dbusc.SD_LISTEN_FDS_START
 
 class PystemdDaemonError(Exception):
diff --git a/pystemd/dbusc.pxd b/pystemd/dbusc.pxd
index 958b687..a1134fa 100644
--- a/pystemd/dbusc.pxd
+++ b/pystemd/dbusc.pxd
@@ -8,13 +8,13 @@
 #
 
 from libc.stdint cimport (
-  int16_t,
-  int32_t,
-  uint8_t,
-  int64_t,
-  uint16_t,
-  uint32_t,
-  uint64_t,
+    int16_t,
+    int32_t,
+    int64_t,
+    uint8_t,
+    uint16_t,
+    uint32_t,
+    uint64_t,
 )
 
 
@@ -24,6 +24,11 @@ cdef extern from "sys/uio.h":
         size_t iov_len
 
 
+cdef extern from "sys/syscall.h":
+    int __NR_setns
+    long syscall(long number, ...)
+
+
 cdef extern from "systemd/sd-journal.h":
     int sd_journal_sendv(iovec *iov, int n);
 
diff --git a/pystemd/dbusexc.c b/pystemd/dbusexc.c
index 16cf8fd..4ed29d7 100644
--- a/pystemd/dbusexc.c
+++ b/pystemd/dbusexc.c
@@ -1,4 +1,4 @@
-/* Generated by Cython 0.29.32 */
+/* Generated by Cython 0.29.35 */
 
 /* BEGIN: Cython Metadata
 {
@@ -24,8 +24,8 @@ END: Cython Metadata */
 #elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
     #error Cython requires Python 2.6+ or Python 3.3+.
 #else
-#define CYTHON_ABI "0_29_32"
-#define CYTHON_HEX_VERSION 0x001D20F0
+#define CYTHON_ABI "0_29_35"
+#define CYTHON_HEX_VERSION 0x001D23F0
 #define CYTHON_FUTURE_DIVISION 1
 #include <stddef.h>
 #ifndef offsetof
@@ -93,8 +93,12 @@ END: Cython Metadata */
   #define CYTHON_FAST_THREAD_STATE 0
   #undef CYTHON_FAST_PYCALL
   #define CYTHON_FAST_PYCALL 0
-  #undef CYTHON_PEP489_MULTI_PHASE_INIT
-  #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #if PY_VERSION_HEX < 0x03090000
+    #undef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #elif !defined(CYTHON_PEP489_MULTI_PHASE_INIT)
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
   #undef CYTHON_USE_TP_FINALIZE
   #define CYTHON_USE_TP_FINALIZE 0
   #undef CYTHON_USE_DICT_VERSIONS
@@ -102,7 +106,7 @@ END: Cython Metadata */
   #undef CYTHON_USE_EXC_INFO_STACK
   #define CYTHON_USE_EXC_INFO_STACK 0
   #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
-    #define CYTHON_UPDATE_DESCRIPTOR_DOC (PYPY_VERSION_HEX >= 0x07030900)
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
   #endif
 #elif defined(PYSTON_VERSION)
   #define CYTHON_COMPILING_IN_PYPY 0
@@ -218,7 +222,7 @@ END: Cython Metadata */
     #undef CYTHON_USE_PYLONG_INTERNALS
     #define CYTHON_USE_PYLONG_INTERNALS 0
   #elif !defined(CYTHON_USE_PYLONG_INTERNALS)
-    #define CYTHON_USE_PYLONG_INTERNALS 1
+    #define CYTHON_USE_PYLONG_INTERNALS (PY_VERSION_HEX < 0x030C00A5)
   #endif
   #ifndef CYTHON_USE_PYLIST_INTERNALS
     #define CYTHON_USE_PYLIST_INTERNALS 1
@@ -257,7 +261,7 @@ END: Cython Metadata */
     #define CYTHON_USE_TP_FINALIZE (PY_VERSION_HEX >= 0x030400a1)
   #endif
   #ifndef CYTHON_USE_DICT_VERSIONS
-    #define CYTHON_USE_DICT_VERSIONS (PY_VERSION_HEX >= 0x030600B1)
+    #define CYTHON_USE_DICT_VERSIONS ((PY_VERSION_HEX >= 0x030600B1) && (PY_VERSION_HEX < 0x030C00A5))
   #endif
   #if PY_VERSION_HEX >= 0x030B00A4
     #undef CYTHON_USE_EXC_INFO_STACK
@@ -567,11 +571,11 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
 #endif
 #if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
   #define CYTHON_PEP393_ENABLED 1
-  #if defined(PyUnicode_IS_READY)
-  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
-                                              0 : _PyUnicode_Ready((PyObject *)(op)))
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_READY(op)       (0)
   #else
-  #define __Pyx_PyUnicode_READY(op)       (0)
+    #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
+                                                0 : _PyUnicode_Ready((PyObject *)(op)))
   #endif
   #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
   #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
@@ -580,14 +584,14 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
   #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
   #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
   #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
-  #if defined(PyUnicode_IS_READY) && defined(PyUnicode_GET_SIZE)
-  #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
   #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
-  #endif
-  #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
+    #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+    #else
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
+    #endif
   #endif
 #else
   #define CYTHON_PEP393_ENABLED 0
@@ -1093,18 +1097,18 @@ static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UIN
 
 /* GetModuleGlobalName.proto */
 #if CYTHON_USE_DICT_VERSIONS
-#define __Pyx_GetModuleGlobalName(var, name)  {\
+#define __Pyx_GetModuleGlobalName(var, name)  do {\
     static PY_UINT64_T __pyx_dict_version = 0;\
     static PyObject *__pyx_dict_cached_value = NULL;\
     (var) = (likely(__pyx_dict_version == __PYX_GET_DICT_VERSION(__pyx_d))) ?\
         (likely(__pyx_dict_cached_value) ? __Pyx_NewRef(__pyx_dict_cached_value) : __Pyx_GetBuiltinName(name)) :\
         __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
-#define __Pyx_GetModuleGlobalNameUncached(var, name)  {\
+} while(0)
+#define __Pyx_GetModuleGlobalNameUncached(var, name)  do {\
     PY_UINT64_T __pyx_dict_version;\
     PyObject *__pyx_dict_cached_value;\
     (var) = __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
+} while(0)
 static PyObject *__Pyx__GetModuleGlobalName(PyObject *name, PY_UINT64_T *dict_version, PyObject **dict_cached_value);
 #else
 #define __Pyx_GetModuleGlobalName(var, name)  (var) = __Pyx__GetModuleGlobalName(name)
@@ -2402,7 +2406,7 @@ static CYTHON_SMALL_CODE int __Pyx_InitCachedConstants(void) {
 
 static CYTHON_SMALL_CODE int __Pyx_InitGlobals(void) {
   __pyx_umethod_PyDict_Type_get.type = (PyObject*)&PyDict_Type;
-  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
+  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   return 0;
   __pyx_L1_error:;
   return -1;
@@ -2643,7 +2647,7 @@ if (!__Pyx_RefNanny) {
   Py_INCREF(__pyx_b);
   __pyx_cython_runtime = PyImport_AddModule((char *) "cython_runtime"); if (unlikely(!__pyx_cython_runtime)) __PYX_ERR(0, 1, __pyx_L1_error)
   Py_INCREF(__pyx_cython_runtime);
-  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
+  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   /*--- Initialize various global constants etc. ---*/
   if (__Pyx_InitGlobals() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   #if PY_MAJOR_VERSION < 3 && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
@@ -4752,11 +4756,11 @@ static CYTHON_INLINE PyObject* __Pyx_CallUnboundCMethod1(__Pyx_CachedCFunction*
         if (flag == METH_O) {
             return (*(cfunc->func))(self, arg);
         } else if (PY_VERSION_HEX >= 0x030600B1 && flag == METH_FASTCALL) {
-            if (PY_VERSION_HEX >= 0x030700A0) {
+            #if PY_VERSION_HEX >= 0x030700A0
                 return (*(__Pyx_PyCFunctionFast)(void*)(PyCFunction)cfunc->func)(self, &arg, 1);
-            } else {
+            #else
                 return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, &arg, 1, NULL);
-            }
+            #endif
         } else if (PY_VERSION_HEX >= 0x030700A0 && flag == (METH_FASTCALL | METH_KEYWORDS)) {
             return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, &arg, 1, NULL);
         }
@@ -5522,9 +5526,14 @@ static PyObject *__Pyx_CyFunction_CallAsMethod(PyObject *func, PyObject *args, P
         self = PyTuple_GetItem(args, 0);
         if (unlikely(!self)) {
             Py_DECREF(new_args);
+#if PY_MAJOR_VERSION > 2
             PyErr_Format(PyExc_TypeError,
                          "unbound method %.200S() needs an argument",
                          cyfunc->func_qualname);
+#else
+            PyErr_SetString(PyExc_TypeError,
+                            "unbound method needs an argument");
+#endif
             return NULL;
         }
         result = __Pyx_CyFunction_CallMethod(func, self, new_args, kw);
@@ -5599,7 +5608,10 @@ static PyTypeObject __pyx_CyFunctionType_type = {
 #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
     0,
 #endif
-#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+#if PY_VERSION_HEX >= 0x030C0000
+    0,
+#endif
+#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
     0,
 #endif
 };
@@ -5742,7 +5754,7 @@ static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject
 
 /* CLineInTraceback */
 #ifndef CYTHON_CLINE_IN_TRACEBACK
-static int __Pyx_CLineForTraceback(CYTHON_NCP_UNUSED PyThreadState *tstate, int c_line) {
+static int __Pyx_CLineForTraceback(CYTHON_UNUSED PyThreadState *tstate, int c_line) {
     PyObject *use_cline;
     PyObject *ptype, *pvalue, *ptraceback;
 #if CYTHON_COMPILING_IN_CPYTHON
@@ -6089,7 +6101,7 @@ static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -6285,7 +6297,7 @@ static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
diff --git a/pystemd/dbuslib.c b/pystemd/dbuslib.c
index 04edeaa..2d18a4d 100644
--- a/pystemd/dbuslib.c
+++ b/pystemd/dbuslib.c
@@ -1,4 +1,4 @@
-/* Generated by Cython 0.29.32 */
+/* Generated by Cython 0.29.35 */
 
 /* BEGIN: Cython Metadata
 {
@@ -25,8 +25,8 @@ END: Cython Metadata */
 #elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
     #error Cython requires Python 2.6+ or Python 3.3+.
 #else
-#define CYTHON_ABI "0_29_32"
-#define CYTHON_HEX_VERSION 0x001D20F0
+#define CYTHON_ABI "0_29_35"
+#define CYTHON_HEX_VERSION 0x001D23F0
 #define CYTHON_FUTURE_DIVISION 1
 #include <stddef.h>
 #ifndef offsetof
@@ -94,8 +94,12 @@ END: Cython Metadata */
   #define CYTHON_FAST_THREAD_STATE 0
   #undef CYTHON_FAST_PYCALL
   #define CYTHON_FAST_PYCALL 0
-  #undef CYTHON_PEP489_MULTI_PHASE_INIT
-  #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #if PY_VERSION_HEX < 0x03090000
+    #undef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #elif !defined(CYTHON_PEP489_MULTI_PHASE_INIT)
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
   #undef CYTHON_USE_TP_FINALIZE
   #define CYTHON_USE_TP_FINALIZE 0
   #undef CYTHON_USE_DICT_VERSIONS
@@ -103,7 +107,7 @@ END: Cython Metadata */
   #undef CYTHON_USE_EXC_INFO_STACK
   #define CYTHON_USE_EXC_INFO_STACK 0
   #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
-    #define CYTHON_UPDATE_DESCRIPTOR_DOC (PYPY_VERSION_HEX >= 0x07030900)
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
   #endif
 #elif defined(PYSTON_VERSION)
   #define CYTHON_COMPILING_IN_PYPY 0
@@ -219,7 +223,7 @@ END: Cython Metadata */
     #undef CYTHON_USE_PYLONG_INTERNALS
     #define CYTHON_USE_PYLONG_INTERNALS 0
   #elif !defined(CYTHON_USE_PYLONG_INTERNALS)
-    #define CYTHON_USE_PYLONG_INTERNALS 1
+    #define CYTHON_USE_PYLONG_INTERNALS (PY_VERSION_HEX < 0x030C00A5)
   #endif
   #ifndef CYTHON_USE_PYLIST_INTERNALS
     #define CYTHON_USE_PYLIST_INTERNALS 1
@@ -258,7 +262,7 @@ END: Cython Metadata */
     #define CYTHON_USE_TP_FINALIZE (PY_VERSION_HEX >= 0x030400a1)
   #endif
   #ifndef CYTHON_USE_DICT_VERSIONS
-    #define CYTHON_USE_DICT_VERSIONS (PY_VERSION_HEX >= 0x030600B1)
+    #define CYTHON_USE_DICT_VERSIONS ((PY_VERSION_HEX >= 0x030600B1) && (PY_VERSION_HEX < 0x030C00A5))
   #endif
   #if PY_VERSION_HEX >= 0x030B00A4
     #undef CYTHON_USE_EXC_INFO_STACK
@@ -568,11 +572,11 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
 #endif
 #if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
   #define CYTHON_PEP393_ENABLED 1
-  #if defined(PyUnicode_IS_READY)
-  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
-                                              0 : _PyUnicode_Ready((PyObject *)(op)))
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_READY(op)       (0)
   #else
-  #define __Pyx_PyUnicode_READY(op)       (0)
+    #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
+                                                0 : _PyUnicode_Ready((PyObject *)(op)))
   #endif
   #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
   #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
@@ -581,14 +585,14 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
   #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
   #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
   #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
-  #if defined(PyUnicode_IS_READY) && defined(PyUnicode_GET_SIZE)
-  #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
   #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
-  #endif
-  #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
+    #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+    #else
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
+    #endif
   #endif
 #else
   #define CYTHON_PEP393_ENABLED 0
@@ -759,6 +763,7 @@ static CYTHON_INLINE float __PYX_NAN() {
 /* Early includes */
 #include <stdint.h>
 #include "sys/uio.h"
+#include "sys/syscall.h"
 #include "systemd/sd-journal.h"
 #include "systemd/sd-daemon.h"
 #include "systemd/sd-bus.h"
@@ -992,7 +997,7 @@ struct __pyx_obj_7pystemd_7dbuslib___pyx_scope_struct_3_compile_array;
 struct __pyx_obj_7pystemd_7dbuslib___pyx_scope_struct_4_compile_struct;
 union __pyx_t_7pystemd_5dbusc_basic_data;
 
-/* "pystemd/dbusc.pxd":197
+/* "pystemd/dbusc.pxd":202
  *     SD_BUS_TYPE_DICT_ENTRY_END
  * 
  * cdef union basic_data:             # <<<<<<<<<<<<<<
@@ -1454,18 +1459,18 @@ static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UIN
 
 /* GetModuleGlobalName.proto */
 #if CYTHON_USE_DICT_VERSIONS
-#define __Pyx_GetModuleGlobalName(var, name)  {\
+#define __Pyx_GetModuleGlobalName(var, name)  do {\
     static PY_UINT64_T __pyx_dict_version = 0;\
     static PyObject *__pyx_dict_cached_value = NULL;\
     (var) = (likely(__pyx_dict_version == __PYX_GET_DICT_VERSION(__pyx_d))) ?\
         (likely(__pyx_dict_cached_value) ? __Pyx_NewRef(__pyx_dict_cached_value) : __Pyx_GetBuiltinName(name)) :\
         __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
-#define __Pyx_GetModuleGlobalNameUncached(var, name)  {\
+} while(0)
+#define __Pyx_GetModuleGlobalNameUncached(var, name)  do {\
     PY_UINT64_T __pyx_dict_version;\
     PyObject *__pyx_dict_cached_value;\
     (var) = __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
+} while(0)
 static PyObject *__Pyx__GetModuleGlobalName(PyObject *name, PY_UINT64_T *dict_version, PyObject **dict_cached_value);
 #else
 #define __Pyx_GetModuleGlobalName(var, name)  (var) = __Pyx__GetModuleGlobalName(name)
@@ -2072,12 +2077,12 @@ static int __pyx_f_7pystemd_7dbuslib_11DBusAddress_open_dbus_bus(struct __pyx_ob
 
 /* Module declarations from 'pystemd.dbusc' */
 
-/* Module declarations from 'libcpp' */
-
 /* Module declarations from 'libc.string' */
 
 /* Module declarations from 'libc.stdlib' */
 
+/* Module declarations from 'libcpp' */
+
 /* Module declarations from 'pystemd.dbuslib' */
 static PyTypeObject *__pyx_ptype_7pystemd_7dbuslib_DbusMessage = 0;
 static PyTypeObject *__pyx_ptype_7pystemd_7dbuslib_DBus = 0;
@@ -6848,7 +6853,7 @@ static int __pyx_pf_7pystemd_7dbuslib_11DbusMessage_7headers_2__set__(struct __p
   const char *__pyx_filename = NULL;
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__set__", 0);
-  if (!(likely(PyDict_CheckExact(__pyx_v_value))||((__pyx_v_value) == Py_None)||(PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "dict", Py_TYPE(__pyx_v_value)->tp_name), 0))) __PYX_ERR(0, 75, __pyx_L1_error)
+  if (!(likely(PyDict_CheckExact(__pyx_v_value))||((__pyx_v_value) == Py_None)||((void)PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "dict", Py_TYPE(__pyx_v_value)->tp_name), 0))) __PYX_ERR(0, 75, __pyx_L1_error)
   __pyx_t_1 = __pyx_v_value;
   __Pyx_INCREF(__pyx_t_1);
   __Pyx_GIVEREF(__pyx_t_1);
@@ -9770,7 +9775,7 @@ static PyObject *__pyx_pf_7pystemd_7dbuslib_4DBus_14get_property(struct __pyx_ob
 
 /* Python wrapper */
 static PyObject *__pyx_pw_7pystemd_7dbuslib_4DBus_17match_signal(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
-static char __pyx_doc_7pystemd_7dbuslib_4DBus_16match_signal[] = "\n      This method will register a <callback> (a python function) when the signal\n      <member> on <interface> is trigger for the specify interface. An example\n      on how to use it can be found in\n      https://github.com/facebookincubator/pystemd/blob/master/examples/monitor.py\n      ";
+static char __pyx_doc_7pystemd_7dbuslib_4DBus_16match_signal[] = "\n      This method will register a <callback> (a python function) when the signal\n      <member> on <interface> is trigger for the specify interface. An example\n      on how to use it can be found in\n      https://github.com/systemd/pystemd/blob/master/examples/monitor.py\n      ";
 static PyObject *__pyx_pw_7pystemd_7dbuslib_4DBus_17match_signal(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
   PyObject *__pyx_v_sender = 0;
   PyObject *__pyx_v_path = 0;
@@ -9959,7 +9964,7 @@ static PyObject *__pyx_pf_7pystemd_7dbuslib_4DBus_16match_signal(struct __pyx_ob
   if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 515, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_1);
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
-  if (!(likely(PyBytes_CheckExact(__pyx_t_1))||((__pyx_t_1) == Py_None)||(PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "bytes", Py_TYPE(__pyx_t_1)->tp_name), 0))) __PYX_ERR(0, 515, __pyx_L1_error)
+  if (!(likely(PyBytes_CheckExact(__pyx_t_1))||((__pyx_t_1) == Py_None)||((void)PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "bytes", Py_TYPE(__pyx_t_1)->tp_name), 0))) __PYX_ERR(0, 515, __pyx_L1_error)
 
   /* "pystemd/dbuslib.pyx":516
  *             NULL,
@@ -9985,7 +9990,7 @@ static PyObject *__pyx_pf_7pystemd_7dbuslib_4DBus_16match_signal(struct __pyx_ob
   if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 516, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_2);
   __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
-  if (!(likely(PyBytes_CheckExact(__pyx_t_2))||((__pyx_t_2) == Py_None)||(PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "bytes", Py_TYPE(__pyx_t_2)->tp_name), 0))) __PYX_ERR(0, 516, __pyx_L1_error)
+  if (!(likely(PyBytes_CheckExact(__pyx_t_2))||((__pyx_t_2) == Py_None)||((void)PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "bytes", Py_TYPE(__pyx_t_2)->tp_name), 0))) __PYX_ERR(0, 516, __pyx_L1_error)
 
   /* "pystemd/dbuslib.pyx":517
  *             _b2c(x2char_star(sender)),
@@ -10011,7 +10016,7 @@ static PyObject *__pyx_pf_7pystemd_7dbuslib_4DBus_16match_signal(struct __pyx_ob
   if (unlikely(!__pyx_t_3)) __PYX_ERR(0, 517, __pyx_L1_error)
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   __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
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@@ -10037,7 +10042,7 @@ static PyObject *__pyx_pf_7pystemd_7dbuslib_4DBus_16match_signal(struct __pyx_ob
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-  if (!(likely(PyBytes_CheckExact(__pyx_t_4))||((__pyx_t_4) == Py_None)||(PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "bytes", Py_TYPE(__pyx_t_4)->tp_name), 0))) __PYX_ERR(0, 518, __pyx_L1_error)
+  if (!(likely(PyBytes_CheckExact(__pyx_t_4))||((__pyx_t_4) == Py_None)||((void)PyErr_Format(PyExc_TypeError, "Expected %.16s, got %.200s", "bytes", Py_TYPE(__pyx_t_4)->tp_name), 0))) __PYX_ERR(0, 518, __pyx_L1_error)
 
   /* "pystemd/dbuslib.pyx":512
  *           }
@@ -15853,7 +15858,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib_DbusMessage = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -15968,7 +15973,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib_DBus = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16056,7 +16061,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib_DBusMachine = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16144,7 +16149,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib_DBusRemote = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16244,7 +16249,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib_DBusAddress = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16362,7 +16367,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib___pyx_scope_struct__dump = {
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16487,7 +16492,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib___pyx_scope_struct_1_genexpr =
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16583,7 +16588,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib___pyx_scope_struct_2_compile_si
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16708,7 +16713,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib___pyx_scope_struct_3_compile_ar
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -16827,7 +16832,7 @@ static PyTypeObject __pyx_type_7pystemd_7dbuslib___pyx_scope_struct_4_compile_st
   #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
   0, /*tp_print*/
   #endif
-  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+  #if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
   0, /*tp_pypy_flags*/
   #endif
 };
@@ -17323,7 +17328,7 @@ static CYTHON_SMALL_CODE int __Pyx_InitCachedConstants(void) {
 
 static CYTHON_SMALL_CODE int __Pyx_InitGlobals(void) {
   __pyx_umethod_PyDict_Type_get.type = (PyObject*)&PyDict_Type;
-  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
+  if (__Pyx_InitStrings(__pyx_string_tab) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
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@@ -17705,7 +17710,7 @@ if (!__Pyx_RefNanny) {
   Py_INCREF(__pyx_b);
   __pyx_cython_runtime = PyImport_AddModule((char *) "cython_runtime"); if (unlikely(!__pyx_cython_runtime)) __PYX_ERR(0, 1, __pyx_L1_error)
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-  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
+  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
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  * cimport pystemd.dbusc as dbusc
  * 
- * from pystemd.dbusexc import DBusError             # <<<<<<<<<<<<<<
- * from pystemd.utils import x2char_star
- * from pprint import pformat
+ * from pprint import pformat             # <<<<<<<<<<<<<<
+ * 
+ * from pystemd.dbusexc import DBusError
  */
   __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 14, __pyx_L1_error)
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-  __Pyx_INCREF(__pyx_n_s_DBusError);
-  __Pyx_GIVEREF(__pyx_n_s_DBusError);
-  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_DBusError);
-  __pyx_t_2 = __Pyx_Import(__pyx_n_s_pystemd_dbusexc, __pyx_t_1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 14, __pyx_L1_error)
+  __Pyx_INCREF(__pyx_n_s_pformat);
+  __Pyx_GIVEREF(__pyx_n_s_pformat);
+  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_pformat);
+  __pyx_t_2 = __Pyx_Import(__pyx_n_s_pprint, __pyx_t_1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 14, __pyx_L1_error)
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   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
-  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_DBusError); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 14, __pyx_L1_error)
+  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_pformat); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 14, __pyx_L1_error)
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-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_DBusError, __pyx_t_1) < 0) __PYX_ERR(0, 14, __pyx_L1_error)
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_pformat, __pyx_t_1) < 0) __PYX_ERR(0, 14, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
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-  /* "pystemd/dbuslib.pyx":15
- * 
- * from pystemd.dbusexc import DBusError
- * from pystemd.utils import x2char_star             # <<<<<<<<<<<<<<
+  /* "pystemd/dbuslib.pyx":16
  * from pprint import pformat
  * 
+ * from pystemd.dbusexc import DBusError             # <<<<<<<<<<<<<<
+ * from pystemd.utils import x2char_star
+ * 
  */
-  __pyx_t_2 = PyList_New(1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 15, __pyx_L1_error)
+  __pyx_t_2 = PyList_New(1); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 16, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_2);
-  __Pyx_INCREF(__pyx_n_s_x2char_star);
-  __Pyx_GIVEREF(__pyx_n_s_x2char_star);
-  PyList_SET_ITEM(__pyx_t_2, 0, __pyx_n_s_x2char_star);
-  __pyx_t_1 = __Pyx_Import(__pyx_n_s_pystemd_utils, __pyx_t_2, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 15, __pyx_L1_error)
+  __Pyx_INCREF(__pyx_n_s_DBusError);
+  __Pyx_GIVEREF(__pyx_n_s_DBusError);
+  PyList_SET_ITEM(__pyx_t_2, 0, __pyx_n_s_DBusError);
+  __pyx_t_1 = __Pyx_Import(__pyx_n_s_pystemd_dbusexc, __pyx_t_2, 0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 16, __pyx_L1_error)
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-  __pyx_t_2 = __Pyx_ImportFrom(__pyx_t_1, __pyx_n_s_x2char_star); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 15, __pyx_L1_error)
+  __pyx_t_2 = __Pyx_ImportFrom(__pyx_t_1, __pyx_n_s_DBusError); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 16, __pyx_L1_error)
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-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_x2char_star, __pyx_t_2) < 0) __PYX_ERR(0, 15, __pyx_L1_error)
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_DBusError, __pyx_t_2) < 0) __PYX_ERR(0, 16, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "pystemd/dbuslib.pyx":16
+  /* "pystemd/dbuslib.pyx":17
+ * 
  * from pystemd.dbusexc import DBusError
- * from pystemd.utils import x2char_star
- * from pprint import pformat             # <<<<<<<<<<<<<<
+ * from pystemd.utils import x2char_star             # <<<<<<<<<<<<<<
  * 
- * from libcpp cimport bool
+ * from libc.stdint cimport (
  */
-  __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 16, __pyx_L1_error)
+  __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 17, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_1);
-  __Pyx_INCREF(__pyx_n_s_pformat);
-  __Pyx_GIVEREF(__pyx_n_s_pformat);
-  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_pformat);
-  __pyx_t_2 = __Pyx_Import(__pyx_n_s_pprint, __pyx_t_1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 16, __pyx_L1_error)
+  __Pyx_INCREF(__pyx_n_s_x2char_star);
+  __Pyx_GIVEREF(__pyx_n_s_x2char_star);
+  PyList_SET_ITEM(__pyx_t_1, 0, __pyx_n_s_x2char_star);
+  __pyx_t_2 = __Pyx_Import(__pyx_n_s_pystemd_utils, __pyx_t_1, 0); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 17, __pyx_L1_error)
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-  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_pformat); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 16, __pyx_L1_error)
+  __pyx_t_1 = __Pyx_ImportFrom(__pyx_t_2, __pyx_n_s_x2char_star); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 17, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_1);
-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_pformat, __pyx_t_1) < 0) __PYX_ERR(0, 16, __pyx_L1_error)
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_x2char_star, __pyx_t_1) < 0) __PYX_ERR(0, 17, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
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@@ -18840,7 +18845,7 @@ static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
         return __Pyx_PyFunction_FastCall(func, NULL, 0);
     }
 #endif
-#ifdef __Pyx_CyFunction_USED
+#if defined(__Pyx_CyFunction_USED) && defined(NDEBUG)
     if (likely(PyCFunction_Check(func) || __Pyx_CyFunction_Check(func)))
 #else
     if (likely(PyCFunction_Check(func)))
@@ -18889,10 +18894,8 @@ static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
         Py_DECREF(retval);
         __Pyx_RaiseTooManyValuesError(expected);
         return -1;
-    } else {
-        return __Pyx_IterFinish();
     }
-    return 0;
+    return __Pyx_IterFinish();
 }
 
 /* RaiseNoneIterError */
@@ -19237,13 +19240,7 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
     }
     PyErr_SetObject(type, value);
     if (tb) {
-#if CYTHON_COMPILING_IN_PYPY
-        PyObject *tmp_type, *tmp_value, *tmp_tb;
-        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
-        Py_INCREF(tb);
-        PyErr_Restore(tmp_type, tmp_value, tb);
-        Py_XDECREF(tmp_tb);
-#else
+#if CYTHON_FAST_THREAD_STATE
         PyThreadState *tstate = __Pyx_PyThreadState_Current;
         PyObject* tmp_tb = tstate->curexc_traceback;
         if (tb != tmp_tb) {
@@ -19251,6 +19248,12 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
             tstate->curexc_traceback = tb;
             Py_XDECREF(tmp_tb);
         }
+#else
+        PyObject *tmp_type, *tmp_value, *tmp_tb;
+        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
+        Py_INCREF(tb);
+        PyErr_Restore(tmp_type, tmp_value, tb);
+        Py_XDECREF(tmp_tb);
 #endif
     }
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@@ -19270,9 +19273,7 @@ static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno,
     PyGILState_STATE state;
     if (nogil)
         state = PyGILState_Ensure();
-#ifdef _MSC_VER
-    else state = (PyGILState_STATE)-1;
-#endif
+    else state = (PyGILState_STATE)0;
 #endif
     __Pyx_PyThreadState_assign
     __Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
@@ -20449,9 +20450,14 @@ static PyObject *__Pyx_CyFunction_CallAsMethod(PyObject *func, PyObject *args, P
         self = PyTuple_GetItem(args, 0);
         if (unlikely(!self)) {
             Py_DECREF(new_args);
+#if PY_MAJOR_VERSION > 2
             PyErr_Format(PyExc_TypeError,
                          "unbound method %.200S() needs an argument",
                          cyfunc->func_qualname);
+#else
+            PyErr_SetString(PyExc_TypeError,
+                            "unbound method needs an argument");
+#endif
             return NULL;
         }
         result = __Pyx_CyFunction_CallMethod(func, self, new_args, kw);
@@ -20526,7 +20532,10 @@ static PyTypeObject __pyx_CyFunctionType_type = {
 #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
     0,
 #endif
-#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+#if PY_VERSION_HEX >= 0x030C0000
+    0,
+#endif
+#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
     0,
 #endif
 };
@@ -20701,11 +20710,11 @@ static CYTHON_INLINE PyObject* __Pyx_CallUnboundCMethod1(__Pyx_CachedCFunction*
         if (flag == METH_O) {
             return (*(cfunc->func))(self, arg);
         } else if (PY_VERSION_HEX >= 0x030600B1 && flag == METH_FASTCALL) {
-            if (PY_VERSION_HEX >= 0x030700A0) {
+            #if PY_VERSION_HEX >= 0x030700A0
                 return (*(__Pyx_PyCFunctionFast)(void*)(PyCFunction)cfunc->func)(self, &arg, 1);
-            } else {
+            #else
                 return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, &arg, 1, NULL);
-            }
+            #endif
         } else if (PY_VERSION_HEX >= 0x030700A0 && flag == (METH_FASTCALL | METH_KEYWORDS)) {
             return (*(__Pyx_PyCFunctionFastWithKeywords)(void*)(PyCFunction)cfunc->func)(self, &arg, 1, NULL);
         }
@@ -21257,7 +21266,7 @@ static PyObject *__Pyx_Py3ClassCreate(PyObject *metaclass, PyObject *name, PyObj
 
 /* CLineInTraceback */
 #ifndef CYTHON_CLINE_IN_TRACEBACK
-static int __Pyx_CLineForTraceback(CYTHON_NCP_UNUSED PyThreadState *tstate, int c_line) {
+static int __Pyx_CLineForTraceback(CYTHON_UNUSED PyThreadState *tstate, int c_line) {
     PyObject *use_cline;
     PyObject *ptype, *pvalue, *ptraceback;
 #if CYTHON_COMPILING_IN_CPYTHON
@@ -21604,7 +21613,7 @@ static CYTHON_INLINE uint64_t __Pyx_PyInt_As_uint64_t(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -21800,7 +21809,7 @@ static CYTHON_INLINE char __Pyx_PyInt_As_char(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -22186,7 +22195,7 @@ static CYTHON_INLINE uint8_t __Pyx_PyInt_As_uint8_t(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -22382,7 +22391,7 @@ static CYTHON_INLINE int64_t __Pyx_PyInt_As_int64_t(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -22578,7 +22587,7 @@ static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -22774,7 +22783,7 @@ static CYTHON_INLINE int16_t __Pyx_PyInt_As_int16_t(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -22970,7 +22979,7 @@ static CYTHON_INLINE uint16_t __Pyx_PyInt_As_uint16_t(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -23166,7 +23175,7 @@ static CYTHON_INLINE int32_t __Pyx_PyInt_As_int32_t(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -23362,7 +23371,7 @@ static CYTHON_INLINE uint32_t __Pyx_PyInt_As_uint32_t(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -23710,7 +23719,7 @@ static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -24926,7 +24935,10 @@ static PyTypeObject __pyx_GeneratorType_type = {
 #if PY_VERSION_HEX >= 0x030800b4 && PY_VERSION_HEX < 0x03090000
     0,
 #endif
-#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000
+#if PY_VERSION_HEX >= 0x030C0000
+    0,
+#endif
+#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX >= 0x03090000 && PY_VERSION_HEX < 0x030a0000
     0,
 #endif
 };
diff --git a/pystemd/dbuslib.pyx b/pystemd/dbuslib.pyx
index 49c1654..e88f58f 100644
--- a/pystemd/dbuslib.pyx
+++ b/pystemd/dbuslib.pyx
@@ -11,22 +11,22 @@ import os
 
 cimport pystemd.dbusc as dbusc
 
+from pprint import pformat
+
 from pystemd.dbusexc import DBusError
 from pystemd.utils import x2char_star
-from pprint import pformat
 
-from libcpp cimport bool
-from libc.stdlib cimport free
 from libc.stdint cimport (
-  int16_t,
-  int32_t,
-  uint8_t,
-  int64_t,
-  uint16_t,
-  uint32_t,
-  uint64_t,
+    int16_t,
+    int32_t,
+    int64_t,
+    uint8_t,
+    uint16_t,
+    uint32_t,
+    uint64_t,
 )
-
+from libc.stdlib cimport free
+from libcpp cimport bool
 
 CONTAINER_TYPES = (
   dbusc.SD_BUS_TYPE_ARRAY,
@@ -497,7 +497,7 @@ cdef class DBus:
       This method will register a <callback> (a python function) when the signal
       <member> on <interface> is trigger for the specify interface. An example
       on how to use it can be found in
-      https://github.com/facebookincubator/pystemd/blob/master/examples/monitor.py
+      https://github.com/systemd/pystemd/blob/master/examples/monitor.py
       """
 
       IF LIBSYSTEMD_VERSION < 237:
diff --git a/pystemd/exceptions.py b/pystemd/exceptions.py
index 75f7053..11619ae 100644
--- a/pystemd/exceptions.py
+++ b/pystemd/exceptions.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
diff --git a/pystemd/futures.py b/pystemd/futures.py
new file mode 100644
index 0000000..d7de91a
--- /dev/null
+++ b/pystemd/futures.py
@@ -0,0 +1,169 @@
+import os
+from concurrent.futures import ProcessPoolExecutor
+from multiprocessing import Process
+from multiprocessing.context import BaseContext
+from pathlib import Path
+from typing import Any, Dict, Optional, Sequence, cast
+
+import psutil
+
+import pystemd.cutils
+import pystemd.run
+import pystemd.utils
+
+
+class TransientUnitContext(BaseContext):
+    """
+    Acts as a multiprocessing.context but its systemd unit aware.
+    """
+
+    _name = "fork"
+
+    def __init__(
+        self,
+        properties: Dict[str, Any],
+        main_process: Sequence[str] = (),
+    ) -> None:
+        self.unit: Optional[pystemd.systemd1.Unit] = None
+        self.properties = properties
+        self.main_process_cmd = main_process or [
+            "/bin/bash",
+            "-c",
+            "exec sleep infinity",
+        ]
+        super().__init__()
+
+    def start_unit(self) -> pystemd.systemd1.Unit:
+        assert self.unit is None, "Unit already started"
+        self.unit = pystemd.run(
+            self.main_process_cmd,
+            user_mode=False,
+            extra={
+                **self.properties,
+                "Delegate": True,
+            },
+        )
+        return cast(pystemd.systemd1.Unit, self.unit)
+
+    def stop_unit(self) -> None:
+        pystemd.utils.unwrap(self.unit, "unit not started").Unit.Stop(b"replace")
+
+    def Process(self, **kwargs) -> "ProcessFromTransientUnit":
+        return ProcessFromTransientUnit(
+            **kwargs, unit=pystemd.utils.unwrap(self.unit, "unit not started")
+        )
+
+
+def enter_unit(unit):
+    """
+    This method is meant to be called when you want the current code to moved to a systemd "unit"
+    usually will be called before calling run in a process, and its meant to bootstrap the process
+    after fork, but before code to run. It basically do:
+
+        1) Attach itself to the main transient unit (making it part of the cgroup)
+        2) Change its namespace too all the namespaces of the main transient unit, this is best effort
+        3) Change group and user to the group and user of the main transient unit
+    """
+    # get the unit information
+    main_pid = unit.Service.MainPID
+
+    p = psutil.Process(main_pid)
+    uid = p.uids().real
+    gid = p.gids().real
+
+    unit.Service.AttachProcesses("/", [os.getpid()])
+
+    # attach ourselves to the namespace
+    for ns in Path(f"/proc/{main_pid}/ns").iterdir():
+        pystemd.cutils.setns(os.open(ns, os.O_RDONLY), 0)
+
+    # change the user
+    os.setgid(gid)
+    os.setuid(uid)
+
+
+class _ProcessWithPreRun(Process):
+    """
+    Parent class that its just a subprocess, but it execute a pre_run hook
+    """
+
+    def __init__(self, *args, **kwargs) -> None:
+        super().__init__(*args, **kwargs)
+        self.original_run = self.run
+        self.run = self.pre_run  # type: ignore
+
+    def pre_run(self):
+        self.original_run()
+
+
+class ProcessFromTransientUnit(_ProcessWithPreRun):
+    """
+    Given a unit, this class will execute target (or the run method) as if it where part of that unit.
+    This class is meant to be use when the systemd unit has already started. Once this process has stop,
+    we wont stop the unit.
+    """
+
+    def __init__(self, *, unit=None, **kwargs) -> None:
+        super().__init__(**kwargs)
+        self.unit = unit
+
+    def pre_run(self):
+        enter_unit(self.unit)
+        super().pre_run()
+
+
+class TransientUnitProcess(_ProcessWithPreRun):
+    """
+    Given a set of properties, this class will execute target (or the run method) as if it where part of that unit.
+    this class will start a unit on its own, and then move the process inside the unit. Then when the process has finish
+    the unit will finish.
+    """
+
+    def __init__(self, *, properties=None, **kwargs) -> None:
+        super().__init__(**kwargs)
+        self.properties = {
+            pystemd.utils.x2char_star(k): v for k, v in (properties or {}).items()
+        }
+
+    def pre_run(self):
+        context = TransientUnitContext(
+            properties=self.properties,
+            main_process=[
+                "/bin/bash",
+                "-c",
+                f"exec tail --pid={self.pid} -f /dev/null",
+            ],
+        )
+        unit = context.start_unit()
+        enter_unit(unit)
+        super().pre_run()
+
+
+class TransientUnitPoolExecutor(ProcessPoolExecutor):
+    """
+    Same as concurrent.futures.ProcessPoolExecutor but it makes sure the process get
+    started in a systemd transient unit
+    """
+
+    def __init__(self, properties, **kwargs):
+        self.pool_transient_unit_context = TransientUnitContext(properties)
+        super().__init__(**{**kwargs, "mp_context": self.pool_transient_unit_context})
+
+    def __enter__(self):
+        self.unit = self.pool_transient_unit_context.start_unit()
+        return super().__enter__()
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        try:
+            return super().__exit__(exc_type, exc_val, exc_tb)
+        finally:
+            self.pool_transient_unit_context.stop_unit()
+
+
+def run(fnc, properties, *args, **kwargs):
+    """
+    Simple helper to call a method in a single worker
+    """
+    with TransientUnitPoolExecutor(properties=properties or {}, max_workers=1) as poold:
+        future = poold.submit(fnc, *args, **kwargs)
+    return future.result()
diff --git a/pystemd/journal.c b/pystemd/journal.c
index bb7eaac..95028f3 100644
--- a/pystemd/journal.c
+++ b/pystemd/journal.c
@@ -1,4 +1,4 @@
-/* Generated by Cython 0.29.32 */
+/* Generated by Cython 0.29.35 */
 
 /* BEGIN: Cython Metadata
 {
@@ -25,8 +25,8 @@ END: Cython Metadata */
 #elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03030000)
     #error Cython requires Python 2.6+ or Python 3.3+.
 #else
-#define CYTHON_ABI "0_29_32"
-#define CYTHON_HEX_VERSION 0x001D20F0
+#define CYTHON_ABI "0_29_35"
+#define CYTHON_HEX_VERSION 0x001D23F0
 #define CYTHON_FUTURE_DIVISION 1
 #include <stddef.h>
 #ifndef offsetof
@@ -94,8 +94,12 @@ END: Cython Metadata */
   #define CYTHON_FAST_THREAD_STATE 0
   #undef CYTHON_FAST_PYCALL
   #define CYTHON_FAST_PYCALL 0
-  #undef CYTHON_PEP489_MULTI_PHASE_INIT
-  #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #if PY_VERSION_HEX < 0x03090000
+    #undef CYTHON_PEP489_MULTI_PHASE_INIT
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 0
+  #elif !defined(CYTHON_PEP489_MULTI_PHASE_INIT)
+    #define CYTHON_PEP489_MULTI_PHASE_INIT 1
+  #endif
   #undef CYTHON_USE_TP_FINALIZE
   #define CYTHON_USE_TP_FINALIZE 0
   #undef CYTHON_USE_DICT_VERSIONS
@@ -103,7 +107,7 @@ END: Cython Metadata */
   #undef CYTHON_USE_EXC_INFO_STACK
   #define CYTHON_USE_EXC_INFO_STACK 0
   #ifndef CYTHON_UPDATE_DESCRIPTOR_DOC
-    #define CYTHON_UPDATE_DESCRIPTOR_DOC (PYPY_VERSION_HEX >= 0x07030900)
+    #define CYTHON_UPDATE_DESCRIPTOR_DOC 0
   #endif
 #elif defined(PYSTON_VERSION)
   #define CYTHON_COMPILING_IN_PYPY 0
@@ -219,7 +223,7 @@ END: Cython Metadata */
     #undef CYTHON_USE_PYLONG_INTERNALS
     #define CYTHON_USE_PYLONG_INTERNALS 0
   #elif !defined(CYTHON_USE_PYLONG_INTERNALS)
-    #define CYTHON_USE_PYLONG_INTERNALS 1
+    #define CYTHON_USE_PYLONG_INTERNALS (PY_VERSION_HEX < 0x030C00A5)
   #endif
   #ifndef CYTHON_USE_PYLIST_INTERNALS
     #define CYTHON_USE_PYLIST_INTERNALS 1
@@ -258,7 +262,7 @@ END: Cython Metadata */
     #define CYTHON_USE_TP_FINALIZE (PY_VERSION_HEX >= 0x030400a1)
   #endif
   #ifndef CYTHON_USE_DICT_VERSIONS
-    #define CYTHON_USE_DICT_VERSIONS (PY_VERSION_HEX >= 0x030600B1)
+    #define CYTHON_USE_DICT_VERSIONS ((PY_VERSION_HEX >= 0x030600B1) && (PY_VERSION_HEX < 0x030C00A5))
   #endif
   #if PY_VERSION_HEX >= 0x030B00A4
     #undef CYTHON_USE_EXC_INFO_STACK
@@ -568,11 +572,11 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
 #endif
 #if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
   #define CYTHON_PEP393_ENABLED 1
-  #if defined(PyUnicode_IS_READY)
-  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
-                                              0 : _PyUnicode_Ready((PyObject *)(op)))
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_READY(op)       (0)
   #else
-  #define __Pyx_PyUnicode_READY(op)       (0)
+    #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
+                                                0 : _PyUnicode_Ready((PyObject *)(op)))
   #endif
   #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
   #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
@@ -581,14 +585,14 @@ static CYTHON_INLINE void * PyThread_tss_get(Py_tss_t *key) {
   #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
   #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
   #define __Pyx_PyUnicode_WRITE(k, d, i, ch)  PyUnicode_WRITE(k, d, i, ch)
-  #if defined(PyUnicode_IS_READY) && defined(PyUnicode_GET_SIZE)
-  #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
-  #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
-  #endif
+  #if PY_VERSION_HEX >= 0x030C0000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
   #else
-  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_LENGTH(u))
+    #if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x03090000
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : ((PyCompactUnicodeObject *)(u))->wstr_length))
+    #else
+    #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
+    #endif
   #endif
 #else
   #define CYTHON_PEP393_ENABLED 0
@@ -759,6 +763,7 @@ static CYTHON_INLINE float __PYX_NAN() {
 /* Early includes */
 #include <stdint.h>
 #include "sys/uio.h"
+#include "sys/syscall.h"
 #include "systemd/sd-journal.h"
 #include "systemd/sd-daemon.h"
 #include "systemd/sd-bus.h"
@@ -981,7 +986,7 @@ static const char *__pyx_f[] = {
 /*--- Type declarations ---*/
 union __pyx_t_7pystemd_5dbusc_basic_data;
 
-/* "pystemd/dbusc.pxd":197
+/* "pystemd/dbusc.pxd":202
  *     SD_BUS_TYPE_DICT_ENTRY_END
  * 
  * cdef union basic_data:             # <<<<<<<<<<<<<<
@@ -1123,18 +1128,18 @@ static CYTHON_INLINE int __Pyx_object_dict_version_matches(PyObject* obj, PY_UIN
 
 /* GetModuleGlobalName.proto */
 #if CYTHON_USE_DICT_VERSIONS
-#define __Pyx_GetModuleGlobalName(var, name)  {\
+#define __Pyx_GetModuleGlobalName(var, name)  do {\
     static PY_UINT64_T __pyx_dict_version = 0;\
     static PyObject *__pyx_dict_cached_value = NULL;\
     (var) = (likely(__pyx_dict_version == __PYX_GET_DICT_VERSION(__pyx_d))) ?\
         (likely(__pyx_dict_cached_value) ? __Pyx_NewRef(__pyx_dict_cached_value) : __Pyx_GetBuiltinName(name)) :\
         __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
-#define __Pyx_GetModuleGlobalNameUncached(var, name)  {\
+} while(0)
+#define __Pyx_GetModuleGlobalNameUncached(var, name)  do {\
     PY_UINT64_T __pyx_dict_version;\
     PyObject *__pyx_dict_cached_value;\
     (var) = __Pyx__GetModuleGlobalName(name, &__pyx_dict_version, &__pyx_dict_cached_value);\
-}
+} while(0)
 static PyObject *__Pyx__GetModuleGlobalName(PyObject *name, PY_UINT64_T *dict_version, PyObject **dict_cached_value);
 #else
 #define __Pyx_GetModuleGlobalName(var, name)  (var) = __Pyx__GetModuleGlobalName(name)
@@ -1523,7 +1528,7 @@ static PyObject *__pyx_codeobj__3;
 static PyObject *__pyx_codeobj__5;
 /* Late includes */
 
-/* "pystemd/journal.pyx":18
+/* "pystemd/journal.pyx":19
  * 
  * 
  * def sendv(*args, **kwargs):             # <<<<<<<<<<<<<<
@@ -1587,7 +1592,7 @@ static PyObject *__pyx_pf_7pystemd_7journal_sendv(CYTHON_UNUSED PyObject *__pyx_
   int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("sendv", 0);
 
-  /* "pystemd/journal.pyx":45
+  /* "pystemd/journal.pyx":46
  *     x2char_star(i)
  *     for i in args
  *   ] + [             # <<<<<<<<<<<<<<
@@ -1596,17 +1601,17 @@ static PyObject *__pyx_pf_7pystemd_7journal_sendv(CYTHON_UNUSED PyObject *__pyx_
  */
   { /* enter inner scope */
 
-    /* "pystemd/journal.pyx":42
+    /* "pystemd/journal.pyx":43
  *     dbusc.iovec * iov
  * 
  *   all_options = [             # <<<<<<<<<<<<<<
  *     x2char_star(i)
  *     for i in args
  */
-    __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 42, __pyx_L5_error)
+    __pyx_t_1 = PyList_New(0); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 43, __pyx_L5_error)
     __Pyx_GOTREF(__pyx_t_1);
 
-    /* "pystemd/journal.pyx":44
+    /* "pystemd/journal.pyx":45
  *   all_options = [
  *     x2char_star(i)
  *     for i in args             # <<<<<<<<<<<<<<
@@ -1617,22 +1622,22 @@ static PyObject *__pyx_pf_7pystemd_7journal_sendv(CYTHON_UNUSED PyObject *__pyx_
     for (;;) {
       if (__pyx_t_3 >= PyTuple_GET_SIZE(__pyx_t_2)) break;
       #if CYTHON_ASSUME_SAFE_MACROS && !CYTHON_AVOID_BORROWED_REFS
-      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_2, __pyx_t_3); __Pyx_INCREF(__pyx_t_4); __pyx_t_3++; if (unlikely(0 < 0)) __PYX_ERR(0, 44, __pyx_L5_error)
+      __pyx_t_4 = PyTuple_GET_ITEM(__pyx_t_2, __pyx_t_3); __Pyx_INCREF(__pyx_t_4); __pyx_t_3++; if (unlikely(0 < 0)) __PYX_ERR(0, 45, __pyx_L5_error)
       #else
-      __pyx_t_4 = PySequence_ITEM(__pyx_t_2, __pyx_t_3); __pyx_t_3++; if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 44, __pyx_L5_error)
+      __pyx_t_4 = PySequence_ITEM(__pyx_t_2, __pyx_t_3); __pyx_t_3++; if (unlikely(!__pyx_t_4)) __PYX_ERR(0, 45, __pyx_L5_error)
       __Pyx_GOTREF(__pyx_t_4);
       #endif
       __Pyx_XDECREF_SET(__pyx_7genexpr__pyx_v_i, __pyx_t_4);
       __pyx_t_4 = 0;
 
-      /* "pystemd/journal.pyx":43
+      /* "pystemd/journal.pyx":44
  * 
  *   all_options = [
  *     x2char_star(i)             # <<<<<<<<<<<<<<
  *     for i in args
  *   ] + [
  */
-      __Pyx_GetModuleGlobalName(__pyx_t_5, __pyx_n_s_x2char_star); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 43, __pyx_L5_error)
+      __Pyx_GetModuleGlobalName(__pyx_t_5, __pyx_n_s_x2char_star); if (unlikely(!__pyx_t_5)) __PYX_ERR(0, 44, __pyx_L5_error)
       __Pyx_GOTREF(__pyx_t_5);
       __pyx_t_6 = NULL;
       if (CYTHON_UNPACK_METHODS && unlikely(PyMethod_Check(__pyx_t_5))) {
@@ -1646,13 +1651,13 @@ static PyObject *__pyx_pf_7pystemd_7journal_sendv(CYTHON_UNUSED PyObject *__pyx_
       }
       __pyx_t_4 = (__pyx_t_6) ? __Pyx_PyObject_Call2Args(__pyx_t_5, __pyx_t_6, __pyx_7genexpr__pyx_v_i) : __Pyx_PyObject_CallOneArg(__pyx_t_5, __pyx_7genexpr__pyx_v_i);
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   /*--- Initialize various global constants etc. ---*/
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   #if PY_MAJOR_VERSION < 3 && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
@@ -2678,8 +2683,8 @@ if (!__Pyx_RefNanny) {
  * import inspect
  * 
  * from pystemd.utils import x2char_star             # <<<<<<<<<<<<<<
- * from libc.stdlib cimport malloc, free
  * 
+ * from libc.stdlib cimport free, malloc
  */
   __pyx_t_1 = PyList_New(1); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 14, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_1);
@@ -2695,28 +2700,28 @@ if (!__Pyx_RefNanny) {
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "pystemd/journal.pyx":18
+  /* "pystemd/journal.pyx":19
  * 
  * 
  * def sendv(*args, **kwargs):             # <<<<<<<<<<<<<<
  *   """
  *   send lines directly to the journal.
  */
-  __pyx_t_2 = PyCFunction_NewEx(&__pyx_mdef_7pystemd_7journal_1sendv, NULL, __pyx_n_s_pystemd_journal); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 18, __pyx_L1_error)
+  __pyx_t_2 = PyCFunction_NewEx(&__pyx_mdef_7pystemd_7journal_1sendv, NULL, __pyx_n_s_pystemd_journal); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 19, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_2);
-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_sendv, __pyx_t_2) < 0) __PYX_ERR(0, 18, __pyx_L1_error)
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_sendv, __pyx_t_2) < 0) __PYX_ERR(0, 19, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
-  /* "pystemd/journal.pyx":64
+  /* "pystemd/journal.pyx":65
  *   free(iov)
  * 
  * def log(int priority, message, **kwargs):             # <<<<<<<<<<<<<<
  *   """
  *   Send a `message` to the journal with the `priority` specified
  */
-  __pyx_t_2 = PyCFunction_NewEx(&__pyx_mdef_7pystemd_7journal_3log, NULL, __pyx_n_s_pystemd_journal); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 64, __pyx_L1_error)
+  __pyx_t_2 = PyCFunction_NewEx(&__pyx_mdef_7pystemd_7journal_3log, NULL, __pyx_n_s_pystemd_journal); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 65, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_2);
-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_log, __pyx_t_2) < 0) __PYX_ERR(0, 64, __pyx_L1_error)
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_log, __pyx_t_2) < 0) __PYX_ERR(0, 65, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0;
 
   /* "pystemd/journal.pyx":1
@@ -3195,7 +3200,7 @@ static CYTHON_INLINE PyObject* __Pyx_PyObject_CallNoArg(PyObject *func) {
         return __Pyx_PyFunction_FastCall(func, NULL, 0);
     }
 #endif
-#ifdef __Pyx_CyFunction_USED
+#if defined(__Pyx_CyFunction_USED) && defined(NDEBUG)
     if (likely(PyCFunction_Check(func) || __Pyx_CyFunction_Check(func)))
 #else
     if (likely(PyCFunction_Check(func)))
@@ -3340,10 +3345,8 @@ static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) {
         Py_DECREF(retval);
         __Pyx_RaiseTooManyValuesError(expected);
         return -1;
-    } else {
-        return __Pyx_IterFinish();
     }
-    return 0;
+    return __Pyx_IterFinish();
 }
 
 /* RaiseNoneIterError */
@@ -4099,7 +4102,7 @@ static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject
 
 /* CLineInTraceback */
 #ifndef CYTHON_CLINE_IN_TRACEBACK
-static int __Pyx_CLineForTraceback(CYTHON_NCP_UNUSED PyThreadState *tstate, int c_line) {
+static int __Pyx_CLineForTraceback(CYTHON_UNUSED PyThreadState *tstate, int c_line) {
     PyObject *use_cline;
     PyObject *ptype, *pvalue, *ptraceback;
 #if CYTHON_COMPILING_IN_CPYTHON
@@ -4408,7 +4411,7 @@ static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
@@ -4680,7 +4683,7 @@ static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
                     break;
             }
 #endif
-#if CYTHON_COMPILING_IN_CPYTHON
+#if CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX < 0x030C00A7
             if (unlikely(Py_SIZE(x) < 0)) {
                 goto raise_neg_overflow;
             }
diff --git a/pystemd/journal.pyx b/pystemd/journal.pyx
index 86a1783..5da752d 100644
--- a/pystemd/journal.pyx
+++ b/pystemd/journal.pyx
@@ -12,7 +12,8 @@ cimport pystemd.dbusc as dbusc
 import inspect
 
 from pystemd.utils import x2char_star
-from libc.stdlib cimport malloc, free
+
+from libc.stdlib cimport free, malloc
 
 
 def sendv(*args, **kwargs):
diff --git a/pystemd/machine1/__init__.py b/pystemd/machine1/__init__.py
index c95afde..06d608f 100644
--- a/pystemd/machine1/__init__.py
+++ b/pystemd/machine1/__init__.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -10,5 +9,4 @@
 from .machine import Machine
 from .manager import Manager
 
-
 __all__ = ["Manager", "Machine"]
diff --git a/pystemd/machine1/machine.py b/pystemd/machine1/machine.py
index 1d30e2f..20d2bf5 100644
--- a/pystemd/machine1/machine.py
+++ b/pystemd/machine1/machine.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
diff --git a/pystemd/machine1/manager.py b/pystemd/machine1/manager.py
index de9937e..1ddf9f7 100644
--- a/pystemd/machine1/manager.py
+++ b/pystemd/machine1/manager.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
diff --git a/pystemd/run.py b/pystemd/run.py
index fbcd908..6ca76e2 100644
--- a/pystemd/run.py
+++ b/pystemd/run.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -15,17 +14,16 @@ import sys
 import termios
 import tty
 import uuid
-
 from contextlib import ExitStack
-from selectors import DefaultSelector, EVENT_READ
+from selectors import EVENT_READ, DefaultSelector
 
 import pystemd
 from pystemd.dbuslib import DBus, DBusAddress, DBusMachine
 from pystemd.exceptions import PystemdRunError
-from pystemd.systemd1 import Manager as SDManager, Unit
+from pystemd.systemd1 import Manager as SDManager
+from pystemd.systemd1 import Unit
 from pystemd.utils import x2char_star, x2cmdlist
 
-
 EXIT_SUBSTATES = (b"exited", b"failed", b"dead")
 USER_MODE = os.getuid() != 0
 
@@ -135,7 +133,7 @@ def run(
         slice_: the slice under you want to run the unit.
 
     More info and examples in:
-    https://github.com/facebookincubator/pystemd/blob/master/_docs/pystemd.run.md
+    https://github.com/systemd/pystemd/blob/master/_docs/pystemd.run.md
 
     """
 
@@ -167,7 +165,6 @@ def run(
     with ExitStack() as ctexit, DefaultSelector() as sel, bus_factory() as bus, SDManager(
         bus=bus
     ) as manager:
-
         if pty:
             if machine:
                 with pystemd.machine1.Machine(machine) as m:
@@ -278,7 +275,6 @@ def run(
         )
 
         while wait:
-
             events = sel.select(timeout=_wait_polling)
             _in = [key.fileobj for key, _ in events]
 
@@ -287,7 +283,6 @@ def run(
                 os.write(pty_master, data)
 
             if pty_master in _in:
-
                 try:
                     data = os.read(pty_master, 1024)
                 except OSError:
@@ -332,5 +327,5 @@ def run(
 
 
 # do pystemd.run callable.
-run.__module__ = sys.modules[__name__]
-sys.modules[__name__] = run
+run.__module__ = sys.modules[__name__]  # type: ignore
+sys.modules[__name__] = run  # type: ignore
diff --git a/pystemd/systemd1/__init__.py b/pystemd/systemd1/__init__.py
index 4bdff55..857374b 100644
--- a/pystemd/systemd1/__init__.py
+++ b/pystemd/systemd1/__init__.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -10,5 +9,4 @@
 from .manager import Manager
 from .unit import Unit
 
-
 __all__ = ["Manager", "Unit"]
diff --git a/pystemd/systemd1/manager.py b/pystemd/systemd1/manager.py
index b379b12..91c3d00 100644
--- a/pystemd/systemd1/manager.py
+++ b/pystemd/systemd1/manager.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -7,7 +6,7 @@
 # the root directory of this source tree.
 #
 
-from pystemd.base import overwrite_interface_method, SDObject
+from pystemd.base import SDObject, overwrite_interface_method
 from pystemd.dbuslib import apply_signature
 from pystemd.systemd1.unit_signatures import signature_array
 
diff --git a/pystemd/systemd1/manager.pyi b/pystemd/systemd1/manager.pyi
index 8644b09..d6482a0 100644
--- a/pystemd/systemd1/manager.pyi
+++ b/pystemd/systemd1/manager.pyi
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2020-present, Facebook, Inc.
 # All rights reserved.
diff --git a/pystemd/systemd1/unit.py b/pystemd/systemd1/unit.py
index ecc5da4..4657adf 100644
--- a/pystemd/systemd1/unit.py
+++ b/pystemd/systemd1/unit.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
diff --git a/pystemd/systemd1/unit.pyi b/pystemd/systemd1/unit.pyi
index 052a7c0..5885b40 100644
--- a/pystemd/systemd1/unit.pyi
+++ b/pystemd/systemd1/unit.pyi
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2020-present, Facebook, Inc.
 # All rights reserved.
diff --git a/pystemd/systemd1/unit_signatures.py b/pystemd/systemd1/unit_signatures.py
index aad8305..33cd7be 100644
--- a/pystemd/systemd1/unit_signatures.py
+++ b/pystemd/systemd1/unit_signatures.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -11,7 +10,6 @@
 from pystemd.dbuslib import apply_signature
 from pystemd.utils import x2char_star
 
-
 # This is where we add the units and signatures, we steal most of this from
 # https://github.com/systemd/systemd/tree/master/src/core/ any of the dbus-*.c
 # has that data.
@@ -165,7 +163,6 @@ KNOWN_UNIT_SIGNATURES = {
     b"RuntimeDirectory": b"as",
     b"RuntimeDirectoryPreserve": b"s",
     b"ConfigurationDirectory": b"as",
-    b"JoinsNamespaceOf": b"as",
     b"PrivateDevices": b"b",
     b"PrivateIPC": b"b",
     b"PrivateMounts": b"b",
@@ -185,6 +182,9 @@ KNOWN_UNIT_SIGNATURES = {
     b"RestartPreventExitStatus": b"(aiai)",
     b"RestartForceExitStatus": b"(aiai)",
     b"SuccessExitStatus": b"(aiai)",
+    b"Restart": b"s",
+    b"RestartUSec": b"t",
+    b"RestartSec": lambda _, value: (b"RestartUSec", b"t", int(value * 10**6)),
     # Limits
     b"LimitCPU": b"t",
     b"LimitCPUSoft": b"t",
@@ -321,6 +321,55 @@ KNOWN_UNIT_SIGNATURES = {
     b"TriggerLimitBurst": b"u",
     b"UID": b"u",
     b"GID": b"u",
+    b"Id": b"s",
+    b"Names": b"as",
+    b"Following": b"s",
+    b"Upholds": b"as",
+    b"UpheldBy": b"as",
+    b"OnSuccess": b"as",
+    b"OnSuccessOf": b"as",
+    b"OnFailureOf": b"as",
+    b"PropagatesStopTo": b"as",
+    b"StopPropagatedFrom": b"as",
+    b"SliceOf": b"as",
+    b"AccessSELinuxContext": b"s",
+    b"LoadState": b"s",
+    b"ActiveState": b"s",
+    b"FreezerState": b"s",
+    b"SubState": b"s",
+    b"FragmentPath": b"s",
+    b"DropInPaths": b"as",
+    b"UnitFileState": b"s",
+    b"UnitFilePreset": b"s",
+    b"CanStart": b"b",
+    b"CanStop": b"b",
+    b"CanReload": b"b",
+    b"CanIsolate": b"b",
+    b"CanClean": b"as",
+    b"CanFreeze": b"b",
+    b"OnSuccesJobMode": b"s",
+    b"OnSuccessJobMode": b"s",
+    b"NeedDaemonReload": b"b",
+    b"Markers": b"as",
+    b"JobTimeoutUSec": b"t",
+    b"JobRunningTimeoutUSec": b"t",
+    b"ConditionResult": b"b",
+    b"AssertResult": b"b",
+    b"Transient": b"b",
+    b"Perpetual": b"b",
+    b"StartLimitIntervalUSec": b"t",
+    b"StartLimitBurst": b"u",
+    b"StartLimitAction": b"s",
+    b"FailureActionExitStatus": b"i",
+    b"SuccessActionExitStatus": b"i",
+    b"InvocationID": b"ay",
+    b"Refs": b"as",
+    b"RequiresOverridable": b"as",
+    b"RequisiteOverridable": b"as",
+    b"RequiredByOverridable": b"as",
+    b"RequisiteOfOverridable": b"as",
+    b"StartLimitInterval": b"t",
+    b"StartLimitIntervalSec": b"t",
     # Extra
     b"_custom": lambda _, value: value,
 }
diff --git a/pystemd/utils.py b/pystemd/utils.py
index fb1ec10..187b5e5 100644
--- a/pystemd/utils.py
+++ b/pystemd/utils.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 #
 # Copyright (c) 2017-present, Facebook, Inc.
 # All rights reserved.
@@ -9,9 +8,12 @@
 
 import shlex
 from pathlib import Path
+from typing import Any, Iterable, List, Optional, Tuple, TypeVar, Union
 
+T = TypeVar("T")
 
-def x2char_star(what_to_convert, convert_all=False):
+
+def x2char_star(what_to_convert: Any, convert_all: bool = False) -> bytes:
     """
     Converts `what_to_convert` to whatever the platform understand as char*.
     For python2, if this is unicode we turn it into a string. If this is
@@ -35,7 +37,9 @@ def x2char_star(what_to_convert, convert_all=False):
         return what_to_convert
 
 
-def str2cmd(cmd, cont=False):
+def str2cmd(
+    cmd: Union[str, bytes], cont: bool = False
+) -> Tuple[bytes, Tuple[bytes, ...], bool]:
     """
     coverts a string (or bytes) into a cmd list usable by the Exec* family of Unit Signatures, you could do
 
@@ -56,7 +60,9 @@ def str2cmd(cmd, cont=False):
     return (cmdlist[0], cmdlist, cont)
 
 
-def strlist2cmd(strlist, cont=False):
+def strlist2cmd(
+    strlist: Iterable[Union[str, bytes]], cont: bool = False
+) -> Tuple[bytes, Tuple[bytes, ...], bool]:
     """
     coverts a command (an array of strings or bytes) into a cmd list usable by the Exec* family of Unit Signatures, you could do
 
@@ -74,7 +80,9 @@ def strlist2cmd(strlist, cont=False):
     return (cmdlist[0], tuple(cmdlist), cont)
 
 
-def x2cmdlist(what_to_convert, cont=False):
+def x2cmdlist(
+    what_to_convert: Any, cont: bool = False
+) -> List[Tuple[bytes, Tuple[bytes, ...], bool]]:
     """
     a really overloaded helper to convert most things into a cmd list that can be passed natevly to the Exec* family. it should
 
@@ -104,3 +112,9 @@ def x2cmdlist(what_to_convert, cont=False):
         return [strlist2cmd(what_to_convert, cont)]
 
     return [strlist2cmd(_, cont) for _ in what_to_convert]
+
+
+def unwrap(obj: Optional[T], msg="object was None") -> T:
+    if obj is None:
+        raise ValueError(msg)
+    return obj
diff --git a/pystemd/utils.pyi b/pystemd/utils.pyi
deleted file mode 100644
index 76648c0..0000000
--- a/pystemd/utils.pyi
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/usr/bin/env python3
-#
-# Copyright (c) 2017-present, Facebook, Inc.
-# All rights reserved.
-#
-# This source code is licensed under the license found in the LICENSE file in
-# the root directory of this source tree.
-#
-
-from typing import Any, Iterable, List, Tuple, Union
-
-def x2char_star(what_to_convert: Any, convert_all: bool = False) -> bytes: ...
-def str2cmd(
-    cmd: Union[str, bytes], cont: bool = False
-) -> Tuple[bytes, Tuple[bytes, ...], bool]: ...
-def strlist2cmd(
-    strlist: Iterable[Union[str, bytes]], cont: bool = False
-) -> Tuple[bytes, Tuple[bytes, ...], bool]: ...
-def x2cmdlist(
-    what_to_convert: Any, cont: bool = False
-) -> List[Tuple[bytes, Tuple[bytes, ...], bool]]: ...
diff --git a/setup.py b/setup.py
index a077b05..cb9ed35 100644
--- a/setup.py
+++ b/setup.py
@@ -8,18 +8,14 @@
 #
 
 
-import ast
-import atexit
 import glob
 import subprocess
 import sys
-import time
 from pathlib import Path
 
 from setuptools import setup
 from setuptools.extension import Extension
 
-
 compile_time_env = {"LIBSYSTEMD_VERSION": 500}
 
 try:
@@ -39,25 +35,6 @@ except subprocess.CalledProcessError as e:
 except ValueError:
     sys.exit("libsystemd version returned by pkg-config is not a plain integer!")
 
-THIS_DIR = Path(__file__).parent
-
-with (THIS_DIR / "README.md").open() as f:
-    long_description = f.read()
-
-# get and compute the version string
-version_file = THIS_DIR / "pystemd" / "__version__.py"
-with version_file.open() as f:
-    parsed_file = ast.parse(f.read())
-
-__version__ = [
-    expr.value.s
-    for expr in parsed_file.body
-    if isinstance(expr, ast.Assign)
-    and isinstance(expr.targets[0], ast.Name)
-    and isinstance(expr.value, ast.Str)
-    and expr.targets[0].id == "__version__"
-][0]
-
 # Use C extensions if respective files are present. Else let Cython modules be
 # compiled to C code. The latter is the case when using a clone of the git
 # repository, unlike the source distribution which includes both .pyx and .c
@@ -83,39 +60,22 @@ else:
         else:
             raise RuntimeError("Cython not installed.")
 
-package_data = []
-package_data.extend(glob.glob("pystemd/*.pyi"))
-package_data.extend(glob.glob("pystemd/*/*.pyi"))
 
 setup(
     name="pystemd",
-    version=__version__,
+    version="0.13.2",
+    author="Alvaro Leiva Geisse",
+    author_email="aleivag@gmail.com",
     packages=["pystemd", "pystemd.systemd1", "pystemd.machine1", "pystemd.DBus"],
-    author="Alvaro Leiva",
-    author_email="aleivag@meta.com",
     ext_modules=external_modules,
-    url="https://github.com/facebookincubator/pystemd",
-    classifiers=[
-        "Operating System :: POSIX :: Linux",
-        "Intended Audience :: Developers",
-        "Intended Audience :: System Administrators",
-        "Programming Language :: Python :: 3.6",
-        "Programming Language :: Python :: 3.7",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: 3.10",
-        "Programming Language :: Python :: 3.11",
-        "Development Status :: 5 - Production/Stable",
-        "Topic :: Utilities",
-        "License :: OSI Approved :: GNU Lesser General Public License v2 or later (LGPLv2+)",
-    ],
-    keywords=["systemd"],
-    description="A systemd binding for python",
     package_data={
-        "pystemd": [str(Path(p).relative_to("pystemd")) for p in package_data]
+        "pystemd": [
+            str(p.relative_to("pystemd")) for p in Path("pystemd").glob("**/*.pyi")
+        ]
     },
-    install_requires=["lxml"],
-    long_description=long_description,
-    long_description_content_type="text/markdown",
-    license="LGPL-2.1+",
+    install_requires=[
+        "lxml",
+        "psutil",
+    ],
+    description="A systemd binding for python",
 )
diff --git a/tests/test_base.py b/tests/test_base.py
index 45424a5..27483b8 100644
--- a/tests/test_base.py
+++ b/tests/test_base.py
@@ -11,6 +11,7 @@ from unittest import TestCase
 from unittest.mock import MagicMock, patch
 
 from lxml import etree
+
 from pystemd.base import SDObject
 
 
diff --git a/tests/test_futures.py b/tests/test_futures.py
new file mode 100644
index 0000000..502fcb0
--- /dev/null
+++ b/tests/test_futures.py
@@ -0,0 +1,89 @@
+#!/usr/bin/env fbpython
+# (c) Meta Platforms, Inc. and affiliates. Confidential and proprietary.
+
+from __future__ import annotations
+
+import os
+import unittest
+from unittest.mock import MagicMock, Mock, patch
+
+import pystemd.futures
+
+
+@patch.object(pystemd.futures, "TransientUnitPoolExecutor", autospec=True)
+class TestFuturesRun(unittest.TestCase):
+    def test_run(self, TransientUnitPoolExecutor: MagicMock) -> None:
+        function = Mock()
+        properties = Mock()
+
+        result = pystemd.futures.run(function, properties=properties, kwargs="kwarg")
+        poold = TransientUnitPoolExecutor.return_value.__enter__.return_value
+        self.assertEqual(result, poold.submit.return_value.result.return_value)
+        TransientUnitPoolExecutor.assert_called_once_with(
+            properties=properties, max_workers=1
+        )
+        poold.submit.assert_called_once_with(function, kwargs="kwarg")
+
+
+@patch.object(pystemd.futures, "TransientUnitContext", autospec=True)
+class TestFuturesPool(unittest.TestCase):
+    def test_run(self, TransientUnitContext: MagicMock) -> None:
+        properties = Mock()
+        context = TransientUnitContext.return_value
+        with pystemd.futures.TransientUnitPoolExecutor(properties):
+            TransientUnitContext.assert_called_once_with(properties)
+            context.start_unit.assert_called_once()
+        context.stop_unit.assert_called_once()
+
+
+@patch("os.setuid", autospec=True)
+@patch("os.setgid", autospec=True)
+@patch("os.open", autospec=True)
+@patch("pystemd.cutils.setns", autospec=True)
+@patch.object(pystemd.futures.psutil, "Process", autospec=True)
+@patch.object(pystemd.futures, "Path", autospec=True)
+class TestEnterUnit(unittest.TestCase):
+    def test_enter(
+        self,
+        Path: MagicMock,
+        Process: MagicMock,
+        setns: MagicMock,
+        os_open: MagicMock,
+        os_setgid: MagicMock,
+        os_setuid: MagicMock,
+    ) -> None:
+        unit = Mock()
+        main_pid = unit.Service.MainPID
+        p = Process.return_value
+        uid = p.uids.return_value.real
+        gid = p.gids.return_value.real
+
+        pystemd.futures.enter_unit(unit)
+
+        Process.assert_called_once_with(main_pid)
+        unit.Service.AttachProcesses.assert_called_once_with("/", [os.getpid()])
+        Path.assert_called_once_with(f"/proc/{main_pid}/ns")
+        os_setgid.assert_called_once_with(gid)
+        os_setuid.assert_called_once_with(uid)
+
+
+@patch.object(pystemd.futures, "enter_unit", autospec=True)
+@patch.object(pystemd.futures, "TransientUnitContext", autospec=True)
+class TestTransientUnitProcess(unittest.TestCase):
+    def test_pre_run(self, TransientUnitContext: MagicMock, enter_unit: Mock):
+        properties = {b"foo": b"bar"}
+        target = Mock()
+        p = pystemd.futures.TransientUnitProcess(properties=properties, target=target)
+        # fake call to per_run
+        p.pre_run()
+        TransientUnitContext.assert_called_once_with(
+            properties=properties,
+            main_process=[
+                "/bin/bash",
+                "-c",
+                f"exec tail --pid={p.pid} -f /dev/null",
+            ],
+        )
+        enter_unit.assert_called_once_with(
+            TransientUnitContext.return_value.start_unit.return_value
+        )
diff --git a/tests/test_journal.py b/tests/test_journal.py
index 9c47b55..15071e7 100644
--- a/tests/test_journal.py
+++ b/tests/test_journal.py
@@ -20,7 +20,6 @@ class TestJournalLog(TestCase):
 
     @patch("pystemd.journal.sendv")
     def test_msg(self, sendv):
-
         pystemd.journal.log(self.PRIORITY, self.MESSAGE)
         LOG_LINE = 24
         # ^^ that should be the line we called pystemd.journal.log.

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