#!/usr/bin/env python3

import concurrent.futures
import logging


def do_work():
  logging.getLogger().info("From worker thread")


if __name__ == "__main__":
  logging.basicConfig(level=logging.INFO, format="%(threadName)s %(message)s")

  logging.getLogger().info("From main thread")

  with concurrent.futures.ThreadPoolExecutor(max_workers=1) as executor:
    executor.submit(do_work)