code: def __init__(self):
      pusher.WebSocketClient.__init__(
          self, "de504dc5763aeef9ff52", maxInactivity=1
      )
      self.__errors = 0
      self.__unknown_events = 0
      self.__connected = None
  
imports: import unittest
  import threading
  import datetime
  from pyalgotrade.websocket import pusher
  from pyalgotrade.websocket import client
label_desc: Use image node_id 1 to create a new WebSocketClient object from inherited base classes: pusher with example: obj = WebSocketClient()