text: #!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  #
  # File: dev_close_event_loop.py
  #
  # Part of ‘UNICORN Binance WebSocket API’
  # Project website: https://github.com/LUCIT-Systems-and-Development/unicorn-binance-websocket-api
  # Documentation: https://lucit-systems-and-development.github.io/unicorn-binance-websocket-api
  # PyPI: https://pypi.org/project/unicorn-binance-websocket-api/
  #
  # Author: LUCIT Systems and Development
  #
  # Copyright (c) 2019-2022, LUCIT Systems and Development (https://www.lucit.tech) and Oliver Zehentleitner
  # All rights reserved.
  #
  # Permission is hereby granted, free of charge, to any person obtaining a
  # copy of this software and associated documentation files (the
  # "Software"), to deal in the Software without restriction, including
  # without limitation the rights to use, copy, modify, merge, publish, dis-
  # tribute, sublicense, and/or sell copies of the Software, and to permit
  # persons to whom the Software is furnished to do so, subject to the fol-
  # lowing conditions:
  #
  # The above copyright notice and this permission notice shall be included
  # in all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
  # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
  # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  # IN THE SOFTWARE.
  
  from unicorn_binance_websocket_api.manager import BinanceWebSocketApiManager
  import logging
  import time
  import os
  
  
  logging.getLogger("unicorn_binance_websocket_api.unicorn_binance_websocket_api_manager")
  logging.basicConfig(level=logging.INFO,
                      filename=os.path.basename(__file__) + '.log',
                      format="{asctime} [{levelname:8}] {process} {thread} {module}: {message}",
                      style="{")
  
  # create instance of BinanceWebSocketApiManager
  binance_websocket_api_manager = BinanceWebSocketApiManager(exchange="binance.com")
  
  stream_id = binance_websocket_api_manager.create_stream('trade', 'bnbbtc')
  
  time.sleep(3)
  print("get_loop")
  loop = binance_websocket_api_manager.get_event_loop_by_stream_id(stream_id)
  print("close_loop")
  loop.call_soon_threadsafe(loop.stop)
  print("closed")
  
  while binance_websocket_api_manager.is_manager_stopping() is False:
      binance_websocket_api_manager.print_summary()
      time.sleep(1)
  