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#!/usr/bin/env python3
# SPDX-FileCopyrightText: Christian Amsüss and the aiocoap contributors
#
# SPDX-License-Identifier: MIT
"""This is a usage example of aiocoap that demonstrates how to implement a
simple client. See the "Usage Examples" section in the aiocoap documentation
for some more information."""
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://vs0.inf.ethz.ch/obs", observe=0)
pr = protocol.request(request)
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))
pr.observation.cancel()
break
print("Loop ended, sticking around")
await asyncio.sleep(50)
if __name__ == "__main__":
asyncio.run(main())
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