#!/usr/bin/env python3
# This file is part of the Python aiocoap library project.
#
# Copyright (c) 2012-2014 Maciej Wasilak <http://sixpinetrees.blogspot.com/>,
# 2013-2014 Christian Amsüss <c.amsuess@energyharvesting.at>
#
# aiocoap is free software, this file is published under the MIT license as
# described in the accompanying LICENSE file.
import logging
import asyncio
from aiocoap import *
logging.basicConfig(level=logging.INFO)
async def main():
protocol = await Context.create_client_context()
request = Message(code=GET, uri='coap://localhost/time', observe=0)
pr = protocol.request(request)
# Note that it is necessary to start sending
r = await pr.response
print("First response: %s\n%r"%(r, r.payload))
async for r in pr.observation:
print("Next result: %s\n%r"%(r, r.payload))
if __name__ == "__main__":
asyncio.get_event_loop().run_until_complete(main())