报错信息
Exception in thread Thread-3:
Traceback (most recent call last):
File "/home/comz/anaconda3/envs/arcface/lib/python3.7/threading.py", line 926, in _bootstrap_inner
self.run()
File "/home/comz/anaconda3/envs/arcface/lib/python3.7/threading.py", line 870, in run
self._target(*self._args, **self._kwargs)
File "usb_camera.py", line 140, in
Process(target=lambda: asyncio.run(upload_loop())).start()
File "/home/comz/anaconda3/envs/arcface/lib/python3.7/asyncio/runners.py", line 43, in run
return loop.run_until_complete(main)
File "/home/comz/anaconda3/envs/arcface/lib/python3.7/asyncio/base_events.py", line 587, in run_until_complete
return future.result()
File "usb_camera.py", line 51, in upload_loop
await sio.connect(url)
File "/home/comz/anaconda3/envs/arcface/lib/python3.7/site-packages/socketio/asyncio_client.py", line 117, in connect
raise exceptions.ConnectionError(exc.args[0]) from None
socketio.exceptions.ConnectionError: OPEN packet not returned by server
解决办法：
pip install python-engineio==3.14.2 python-socketio==4.6.0
