docs: def set_root_logger_from_verbosity(verbosity=0):
      """Configure root logger according to both application settings
      and verbosity level.
      """
      kwargs = {}
      if verbosity == 1:
          kwargs.update(level=logging.INFO)
      elif verbosity > 1:
          kwargs.update(level=logging.DEBUG)
  
      set_root_logger(**kwargs)