random.py 文件源码

def main():
    random.seed()
    # ????
    print(random.getrandbits(3))
    print(random.randint(200, 800))
    print(2, 400, 2)
    # ????
    seq = range(1, 10)
    print(random.choice(seq))
    print(random.sample(seq, 4))
    a = list(seq)
    random.shuffle(a)
    print(a)

    # ??
    print(random.random())  # [0.0, 1.0)???????
    print(random.uniform(2.1, 4.99))  # ??????????

    pass