#!/usr/bin/env python3 ''' Basic HID-IO Python Client Example ''' # Copyright (C) 2019-2020 Jacob Alexander # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. import argparse import asyncio import logging import os import sys sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..')) import hidiocore.client # noqa logging.basicConfig(level=logging.DEBUG) logger = logging.getLogger(__name__) class MyHidIoClient(hidiocore.client.HidIoClient): async def on_connect(self, cap, cap_auth): logger.info("Connected!") print("Connected API Call", await cap.alive().a_wait()) async def on_disconnect(self): logger.info("Disconnected!") def on_nodesupdate(self, nodes): print("Nodes Update", nodes) async def main(args): client = MyHidIoClient('Python example.py') # Connect the client to the server using a background task # This will automatically reconnect _tasks = [ # noqa: F841 asyncio.gather( *[client.connect(auth=hidiocore.client.HidIoClient.AUTH_BASIC)], return_exceptions=True ) ] while client.retry_connection_status(): if client.capability_hidioserver(): try: print("API Call", await asyncio.wait_for( client.capability_hidioserver().alive().a_wait(), timeout=2.0 )) print("API Call", await asyncio.wait_for( client.nodes(), timeout=2.0 )) # Check if this is just a single-shot test if args.single: return except asyncio.TimeoutError: logger.info("Alive timeout.") continue await asyncio.sleep(5) parser = argparse.ArgumentParser(description='Example HID-IO client library for Python') parser.add_argument('--single', action='store_true') args = parser.parse_args() try: loop = asyncio.get_event_loop() loop.run_until_complete(main(args)) except KeyboardInterrupt: logger.warning("Ctrl+C detected, exiting...") sys.exit(1)