day22 Python random模块

import random

print(random.random())  # 0.75341741433253

print(random.randint(1, 5))  # [1,5]

print(random.uniform(1, 5))  # 随机生成1～5之间的小数

print(random.randrange(1, 10, 2))  # [1,10)

print(random.choice([1, "v1", "a1", ["a", "b"]])) # 随机取一个元素

print(random.sample([1,"v1","v2","test",["k1","k2"]],2)) # 随机取两个元素 


# 随机验证码 
print(chr(69))
print(ord("E"))

num = 0
verify_code = ""
while num < 4:
    verify_code += chr(randint(65, 90))
    num += 1
    
    
# 使用random.random() 生成m～n之间的整数
import random
import time

def rand(m, n):
    return int(random.random() * (n - m + 1) + m)


while True:
    time.sleep(0.2)
    print(rand(1,10))