code: def _set_global_verbosity_level(is_verbose_output=False):
      
      global verbose_output
      # TODO: (IMPRV) only raise exceptions in verbose mode
      verbose_output = is_verbose_output
      if verbose_output:
          jocker_lgr.setLevel(logging.DEBUG)
      else:
          jocker_lgr.setLevel(logging.INFO)
docs: sets the global verbosity level for console and the jocker_lgr logger.
  
      :param bool is_verbose_output: should be output be verbose