docs: def pprint_lines(value):
      """
      Pretty print lines
      """
      pformatted = pformat(value, width=1, indent=4)
      formatted = "{0}\n {1}\n{2}".format(
          pformatted[0],
          pformatted[1:-1],
          pformatted[-1]
      )
      return Markup(formatted)