docs: def handle_entityref(self, name):
          """Process a general entity reference of the form "&name;".
          Transform to text whenever possible."""
          char_code = html_entities.name2codepoint.get(name, None)
          if char_code is not None:
              try:
                  self.result += unichr(char_code).encode("utf-8")
              except:
                  return