docs: def pmxbot_excuse(self, rest):
          "Provide a convenient excuse"
          args = rest.split(' ')[:2]
          parser = argparse.ArgumentParser()
          parser.add_argument('word', nargs="?")
          parser.add_argument('index', type=int, nargs="?")
          args = parser.parse_args(args)
          if not args.word:
              return self.get()
          return self.find(args.word, args.index)