code: def set_t(self, value):
          '''
          setter
          Time.
          '''
          if isinstance(value, int) is False:
              raise TypeError("The type of __t must be int.")
          self.__t = valuf set_t(self, value):
          '''
          setter
          Time.
          '''
          if isinstance(value, int) is False:
              raise TypeError("The type of __t must be int.")
          self.__t = value
docs: setter
          Time.