code: def send(message, request_context=None, binary=False):
      
      if binary:
          return uwsgi.websocket_send_binary(message, request_context)
  
      return uwsgi.websocket_send(message, request_context)
docs: Sends a message to websocket.
  
      :param str message: data to send
  
      :param request_context:
  
      :raises IOError: If unable to send a message.