python 随机数生成的代码的详细分析

random.randomrandom.random()

0 <= n < 1.0random.uniformrandom.uniform

random.uniform(a, b)

b <= n <= a print random.uniform(10, 20) print random.uniform(20, 10)

random.randint(a, b)

n: a <= n <= bprint random.randint(12, 20)

20 #print random.randint(20, 10)