Connection reset by peer

gistfile1.txt

09:44:36.441.676, alice_blue, INFO, sending heartbeat
09:44:41.449.703, alice_blue, INFO, sending heartbeat
09:44:46.456.644, alice_blue, INFO, sending heartbeat
09:44:51.464.820, alice_blue, INFO, sending heartbeat
09:44:56.470.920, alice_blue, INFO, sending heartbeat
09:45:01.477.679, alice_blue, INFO, sending heartbeat
09:45:06.485.695, alice_blue, INFO, sending heartbeat
09:45:11.493.671, alice_blue, INFO, sending heartbeat
09:45:16.497.743, alice_blue, INFO, sending heartbeat
09:45:21.505.678, alice_blue, INFO, sending heartbeat
09:45:26.509.628, alice_blue, INFO, sending heartbeat
09:45:31.517.670, alice_blue, INFO, sending heartbeat
09:45:36.524.420, alice_blue, INFO, sending heartbeat
Exception in thread Thread-1:
Traceback (most recent call last):
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 864, in run
    self._target(*self._args, **self._kwargs)
  File "/home/krishna/test/PTrade/broker_alice/alice_blue/alice_blue/alice_blue.py", line 356, in __send_heartbeat
    self.__websocket.send(json.dumps(heart_beat), opcode = websocket._abnf.ABNF.OPCODE_PING)
  File "/home/krishna/.local/lib/python3.6/site-packages/websocket/_app.py", line 117, in send
    if not self.sock or self.sock.send(data, opcode) == 0:
  File "/home/krishna/.local/lib/python3.6/site-packages/websocket/_core.py", line 234, in send
    return self.send_frame(frame)
  File "/home/krishna/.local/lib/python3.6/site-packages/websocket/_core.py", line 259, in send_frame
    l = self._send(data)
  File "/home/krishna/.local/lib/python3.6/site-packages/websocket/_core.py", line 423, in _send
    return send(self.sock, data)
  File "/home/krishna/.local/lib/python3.6/site-packages/websocket/_socket.py", line 116, in send
    return sock.send(data)
  File "/usr/lib/python3.6/ssl.py", line 944, in send
    return self._sslobj.write(data)
  File "/usr/lib/python3.6/ssl.py", line 642, in write
    return self._sslobj.write(data)
ConnectionResetError: [Errno 104] Connection reset by peer

10:05:07.215.244, Subscribe, WARNING, Alice Websocket is in error - error Connection is already closed.
10:05:07.215.628, Subscribe, WARNING, Alice Websocket closed