docs: def start_parent():
      """
      Start the parent that will simply run the child forever until stopped.
      """
  
      while True:
          args = [sys.executable] + sys.argv
          new_environ = environ.copy()
          new_environ["_IN_CHILD"] = 'yes'
          ret = subprocess.call(args, env=new_environ)
  
          if ret != settings.CODE_RELOAD_EXIT:
              return ret