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example client: cancel command loop on close of connection #52

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example client: cancel command loop on close of connection #52

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10 changes: 6 additions & 4 deletions examples/client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -54,10 +54,12 @@ async def main(args):
ssl_context = None
try:
logging.debug('Connecting to WebSocket…')
async with open_websocket_url(args.url, ssl_context) as conn:
logging.debug('Connected!')
await handle_connection(conn)
logging.debug('Connection closed')
async with trio.open_nursery() as nursery:
async with open_websocket_url(args.url, ssl_context) as conn:
logging.debug('Connected!')
nursery.start_soon(handle_connection, conn)
logging.debug('Connection closed')
nursery.cancel_scope.cancel()
except OSError as ose:
logging.error('Connection attempt failed: %s', ose)
return False
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