docs: def format_help(self, description):
          """
          Format the setting's description into HTML.
          """
          for bold in ("``", "*"):
              parts = []
              if description is None:
                  description = ""
              for i, s in enumerate(description.split(bold)):
                  parts.append(s if i % 2 == 0 else "<b>%s</b>" % s)
              description = "".join(parts)
          description = urlize(description, autoescape=False)
          return mark_safe(description.replace("\n", "<br>"))