Update client.py force to request ipv4 and tcp #27
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When getaddrinfo also return IPv6 then program getting OSError: 124. This patch to ensure getaddrinfo only return IPv4 with TCP protocol. Before: [(10, 2, 6, 'echo.websocket.org', bytearray(b'\n\x00\x01\xbb\x00\x00\x00\x00*\t\x82\x80\x00\x01\x00\x00\x00\x00\x00\x00\x007\xb5\xc3\x00\x00\x00\x00')), (10, 1, 17, 'echo.websocket.org', bytearray(b'\n\x00\x01\xbb\x00\x00\x00\x00*\t\x82\x80\x00\x01\x00\x00\x00\x00\x00\x00\x007\xb5\xc3\x00\x00\x00\x00')), (2, 2, 6, 'echo.websocket.org', bytearray(b'\x02\x00\x01\xbbB\xf1|w\x00\x00\x00\x00\x00\x00\x00\x00')), (2, 1, 17, 'echo.websocket.org', bytearray(b'\x02\x00\x01\xbbB\xf1|w\x00\x00\x00\x00\x00\x00\x00\x00'))] after: [(2, 2, 6, 'echo.websocket.org', bytearray(b'\x02\x00\x01\xbbB\xf1|w\x00\x00\x00\x00\x00\x00\x00\x00'))]
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When getaddrinfo also return IPv6 then program getting OSError: 124. This patch to ensure getaddrinfo only return IPv4 with TCP protocol.
Before:
[(10, 2, 6, 'echo.websocket.org', bytearray(b'\n\x00\x01\xbb\x00\x00\x00\x00*\t\x82\x80\x00\x01\x00\x00\x00\x00\x00\x00\x007\xb5\xc3\x00\x00\x00\x00')), (10, 1, 17, 'echo.websocket.org', bytearray(b'\n\x00\x01\xbb\x00\x00\x00\x00*\t\x82\x80\x00\x01\x00\x00\x00\x00\x00\x00\x007\xb5\xc3\x00\x00\x00\x00')), (2, 2, 6, 'echo.websocket.org', bytearray(b'\x02\x00\x01\xbbB\xf1|w\x00\x00\x00\x00\x00\x00\x00\x00')), (2, 1, 17, 'echo.websocket.org', bytearray(b'\x02\x00\x01\xbbB\xf1|w\x00\x00\x00\x00\x00\x00\x00\x00'))]
after:
[(2, 2, 6, 'echo.websocket.org', bytearray(b'\x02\x00\x01\xbbB\xf1|w\x00\x00\x00\x00\x00\x00\x00\x00'))]