def shuffle(self, x, random=None, int=int): """x, random=random.random -> shuffle list x in place; return None. Optional arg random is a 0-argument function returning a random float in [0.0, 1.0); by default, the standard random.random. """ randbelow = self._randbelow for i in reversed(range(1, len(x))): # pick an element in x[:i+1] with which to exchange x[i] j = randbelow(i+1) if random is None else int(random() * (i+1)) x[i], x[j] = x[j], x[i]def shuffle(self, x, random=None, int=int):
阅读背景：
TypeError: 'dict_keys'对象不支持索引
来源：互联网
分享到：
