Codebase list votca-xtp / f0f4d062-5d5d-45bc-aa38-021828ccfc7e/main scripts / xtp_basisset.in
f0f4d062-5d5d-45bc-aa38-021828ccfc7e/main

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xtp_basisset.in @f0f4d062-5d5d-45bc-aa38-021828ccfc7e/main

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#! /usr/bin/env python3
#
# Copyright 2009-2019 The VOTCA Development Team (http://www.votca.org)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

VERSION='@PROJECT_VERSION@ #CSG_GIT_ID#'
import sys
import os
import time
import numpy as np
import lxml.etree as lxml
import argparse

PROGTITLE = 'THE VOTCA::XTP converter basissetfiles'
PROGDESCR = 'Creates votca xml basissetfiles from NWCHEM basissetfiles'
VOTCAHEADER = '''\
==================================================
========   VOTCA (http://www.votca.org)   ========
==================================================

{progtitle}

please submit bugs to bugs@votca.org 
xtp_basisset, version {version}

'''.format(version=VERSION, progtitle=PROGTITLE)

def okquit(what=''):
    if what != '': print (what)
    sys.exit(0)
def xxquit(what=''):
    if what != '':
        print("ERROR: {what}".format(what=what))
    sys.exit(1)
def sysexe(cmd, silent=False, devfile='/dev/null'):
    if VERBOSE: print("{0}@{1}$ {2}".format(USER, HOST, cmd))
    if silent: cmd += ' >> {0} 2>> {0}'.format(devfile)
    cdx = os.system(cmd)
    #SYSCMDS.write('{cmd} = {cdx}\n'.format(cmd=cmd, cdx=cdx))
    return cdx

# =============================================================================
# PROGRAM OPTIONS
# =============================================================================

class XtpHelpFormatter(argparse.HelpFormatter):
    def _format_usage(self, usage, action, group, prefix):
        return VOTCAHEADER
        
progargs = argparse.ArgumentParser(prog='xtp_basisset',
    formatter_class=lambda prog: XtpHelpFormatter(prog,max_help_position=70),
    description=PROGDESCR)
    
progargs.add_argument('-f', '--input',
    dest='input',   
    action='store',
    required=False,
    type=str,
    default='',
    help='NWchem file containing the basisset or Turbomole folder with element names.')

progargs.add_argument('-o', '--outputvotca',
    dest='outputfile',   
    action='store',
    required=False,
    type=str,
    default='',
    help='Path of votca outputfile')


progargs.add_argument('-t', '--turbomolebasisset',
    dest='turbobasis',   
    action='store',
    required=False,
    type=str,
    default='',
    help='For turbomole specify the basisset that is supposed to be extracted from Files, for auxbasis sets the basisset the aux basisset is supposed to be used for.')
    
OPTIONS = progargs.parse_args()
if OPTIONS.input == '':
    progargs.print_help()
    okquit("\nQuit here, because: Inputfile not set (option -f/--input)")
if OPTIONS.outputfile == '':
    progargs.print_help()
    okquit("\nQuit here, because: outputfile not set (option -o/--outputvotca)")

def getelemententry(root,element):
    for e in root:
    #print e.get("name")
        if e.get("name")==element:
            return e
    return lxml.SubElement(root,"element",name=element)

def convertofloat(floatstring):
    
    if "D" in floatstring:
        floatstring=floatstring.replace("D","E")
    try:
        a=float(floatstring)
        return a
    except ValueError:
        print("Cannot figure out what '{}' means".format(floatstring))
        sys.exit()
        return False 


def turbomolegetcontributions(element,lines,basissetstringlist,basis,shells):
    
    newbasissets=[]
    start=False
    basissetfound=False
    for line in lines:
        if line[0]=="#":
            continue
        elif line in ["\n","\r\n"]:                
            continue
        elif "$end" in line:
            continue
        if line[0]=="*" and basissetfound:
            #print start
            if start:
                #print "Breaking"
                break
            else:
                start=True
            continue

        if line.split()[0]==element:
            if line.split()[-1] in basissetstringlist and basissetfound==False:
                basissetfound=True
            continue
        if start and basissetfound:
            if "->" in line:
                newbasissets.append(line.split()[-1])
                continue
            entries=line.split()
            if len(entries)==2:
                if entries[-1].upper() in shells:
                    shelltype=entries[-1].upper()
                    shell=lxml.SubElement(basis,"shell",type=shelltype,scale="1.0")
                else:
                    
                    constant=lxml.SubElement(shell,"constant",decay="{:1.6e}".format(convertofloat(entries[0])))
                    contraction=lxml.SubElement(constant,"contractions",type=shelltype,factor="{:1.6e}".format(convertofloat(entries[1])))
                    #contraction.text=" "
            else:
                print("Cannot figure out what line '{}' means".format(line))
                sys.exit()

    if len(newbasissets)>0:
        turbomolegetcontributions(element,lines,newbasissets,basis,shells)
       

    return
    

# =============================================================================
# PARSING NWCHEM FILE
# =============================================================================

basissetname=os.path.splitext(os.path.basename(OPTIONS.outputfile))[0]
basis = lxml.Element("basis",name=basissetname)
basis.append(lxml.Comment("Basis set created by xtp_basisset from {} at {}".format(os.path.basename(OPTIONS.input),time.strftime("%c"))))  

elements=['H', 'He', 'Li', 'Be', 'B', 'C', 'N', 'O', 'F', 'Ne', 'Na', 'Mg', 'Al', 'Si', 'P', 'S', 'Cl', 'K', 'Ar', 'Ca', 'Sc', 'Ti', 'V', 'Cr', 'Mn', 'Fe', 'Ni', 'Co', 'Cu', 'Zn', 'Ga', 'Ge', 'As', 'Se', 'Br', 'Kr', 'Rb', 'Sr', 'Y', 'Zr', 'Nb', 'Mo', 'Tc', 'Ru', 'Rh', 'Pd', 'Ag', 'Cd', 'In', 'Sn', 'Sb', 'I', 'Te', 'Xe', 'Cs', 'Ba', 'La', 'Ce', 'Pr', 'Nd', 'Pm', 'Sm', 'Eu', 'Gd', 'Tb', 'Dy', 'Ho', 'Er', 'Tm', 'Yb', 'Lu', 'Hf', 'Ta', 'W', 'Re', 'Os', 'Pt', 'Ir', 'Au', 'Hg', 'Tl', 'Pb', 'Bi', 'Po', 'At', 'Rn', 'Fr', 'Ra', 'Ac', 'Pa', 'Th', 'Np', 'U', 'Am', 'Pu', 'Bk', 'Cm', 'Cf', 'Es', 'Fm', 'Md', 'No', 'Rf', 'Lr', 'Db', 'Bh', 'Sg', 'Mt', 'Ds', 'Rg', 'Hs', 'Uut', 'Uub', 'Uup', 'Uuq', 'Uuh', 'Uuo']
shells=["S","P","D","F","G","H","I"]


if os.path.isfile(OPTIONS.input):
    print("File {} seems to be a NWCHEM file".format(OPTIONS.input))
   


    
    keywords=["BASIS","end","basis","END"]

    with open(OPTIONS.input,'r') as f:
        for line in f.readlines():
            if line[0]=="#":
                continue
            elif line in ["\n","\r\n"]:
                element=None
                continue
            entries=line.split()
            if entries[0] in keywords:
                element=None
                continue
            elif entries[0] in elements:
                element=getelemententry(basis,entries[0])
                shelltype=entries[1]
                shell=lxml.SubElement(element,"shell",type=shelltype,scale="1.0")    
            elif len(entries)>1 and shell!=None:
                constant=lxml.SubElement(shell,"constant",decay="{:1.6e}".format(convertofloat(entries[0])))
                for contractionfactor,singleshell in zip(entries[1:],shelltype):
                    contraction=lxml.SubElement(constant,"contractions",type=singleshell,factor="{:1.6e}".format(convertofloat(contractionfactor)))
                    #contraction.text=" "
            else:
               okquit("\nCannot understand line in file:{}".format(line)) 

elif os.path.isdir(OPTIONS.input):

    print("Directory {} seems to be a Turbomole folder".format(OPTIONS.input))
    if OPTIONS.turbobasis == '':
        progargs.print_help()
        okquit("\nQuit here, because: Turbomole basisset not set (option -t/--turbomolebasisset)")
    for ele in elements:
        if os.path.isfile(ele.lower()):
            print ("Opening {}".format(ele.lower()))
            with open(ele.lower(),'r') as f:
                lines=f.readlines()
                element=getelemententry(basis,ele)
                turbomolegetcontributions(ele.lower(),lines,OPTIONS.turbobasis,element,shells)
        else:
           print("File {} belonging to element not found. Skipping element!".format(ele.lower(),element))
                    
    


            
print("Imported  new basisset {} from {} written to file {} with xtp_basisset".format(basissetname,OPTIONS.input,OPTIONS.outputfile))
        
with open(OPTIONS.outputfile, 'wb') as f:
            f.write(lxml.tostring(basis, pretty_print=True))

sys.exit(0)