def __next__(self):
    self.n += 1
    if (self.n >= (self.n_epoch + self.epoch_offset)):
        raise StopIteration
    self.__update_stdout__()
    self.s_more = ''
    return self.n
def __next__(self):
    self.n += 1
    if (self.n >= (self.n_epoch + self.epoch_offset)):
        raise StopIteration
    self.__update_stdout__()
    self.s_more = 
    return self.n