code: def complete_help_command(self, text: str, line: str, begidx: int, endidx: int) -> List[str]:
          
  
          # Complete token against topics and visible commands
          topics = set(self.get_help_topics())
          visible_commands = set(self.get_visible_commands())
          strs_to_match = list(topics | visible_commands)
          return self.basic_complete(text, line, begidx, endidx, strs_to_match)
docs: Completes the command argument of help