code: def _safe_output(line):
      '''
      Looks for rabbitmqctl warning, or general formatting, strings that aren't
      intended to be parsed as output.
      Returns a boolean whether the line can be parsed as rabbitmqctl output.
      '''
      return not any([
          line.startswith('Listing') and line.endswith('...'),
          line.startswith('Listing') and '\t' not in line,
          '...done' in line,
          line.startswith('WARNING:')
      ]f _safe_output(line):
      '''
      Looks for rabbitmqctl warning, or general formatting, strings that aren't
      intended to be parsed as output.
      Returns a boolean whether the line can be parsed as rabbitmqctl output.
      '''
      return not any([
          line.startswith('Listing') and line.endswith('...'),
          line.startswith('Listing') and '\t' not in line,
          '...done' in line,
          line.startswith('WARNING:')
      ])
docs: Looks for rabbitmqctl warning, or general formatting, strings that aren't
      intended to be parsed as output.
      Returns a boolean whether the line can be parsed as rabbitmqctl output.