1 # 生成随机验证码
 2 import random
 3 import string
 4 
 5 from random import *
 6 
 7 print(uniform(0, 90))  # 浮点数
 8 print(randint(0, 10))  # 整数，包括10
 9 print(randrange(1, 49))  # 不包括49
10 
11 
12 # 字母和数字混合的随机验证码
13 checkcode = ''
14 for i in range(4):
15     current = randrange(0, 5)
16     if current == i:
17         tmp = chr(randint(65, 90))  # 对应字母表
18     else:
19         tmp = randint(0,9)
20     checkcode += str(tmp)
21 print(checkcode)