docs: def nick(self, nick):
          """
          Sets your nick.
          Required arguments:
          * nick - New nick or a tuple of possible new nicks.
          """
          nick_set_successfully = False
          try:
              self._nick(nick)
              nick_set_successfully = True
          except TypeError:
              for nick_ in nick:
                  try:
                      self._nick(nick_)
                      nick_set_successfully = True
                      break
  
                  except self.NicknameInUse:
                      pass
          if not nick_set_successfully:
              self.exception('433')