docs: def get_functions(cls, entry):
          """
          get `models.Function` objects from XML node entry
  
          :param entry: XML node entry
          :return: list of :class:`pyuniprot.manager.models.Function` objects
          """
          comments = []
          query = "./comment[@type='function']"
          for comment in entry.iterfind(query):
              text = comment.find('./text').text
              comments.append(models.Function(text=text))
  
          return comments