Traceback (most recent call last):
  File "/tmp/mitm_proxy.py", line 315, in <module>
    asyncio.run(main())
  File "/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/asyncio/runners.py", line 44, in run
    return loop.run_until_complete(main)
  File "/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/asyncio/base_events.py", line 642, in run_until_complete
    return future.result()
  File "/tmp/mitm_proxy.py", line 305, in main
    srv = await asyncio.start_server(handle_client, PROXY_HOST, PROXY_PORT)
  File "/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/asyncio/streams.py", line 94, in start_server
    return await loop.create_server(factory, host, port, **kwds)
  File "/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/asyncio/base_events.py", line 1494, in create_server
    raise OSError(err.errno, 'error while attempting '
OSError: [Errno 48] error while attempting to bind on address ('0.0.0.0', 8080): address already in use