Python笔记 random模块

随机数

1 mport random
2 print random.random()
3 print random.randint(1,2)
4 print random.randrange(1,10)

生成随机验证码1

 1 import random
 2 checkcode = ''
 3 for i in range(4):
 4     current = random.randrange(0,4)
 5     if current != i:
 6         temp = chr(random.randint(65,90))
 7     else:
 8         temp = random.randint(0,9)
 9     checkcode += str(temp)
10 print checkcode

生成随机验证码2

1 import random
2 checkcode = ''
3 for i in range(4):
4     checkcode+=random.choice([chr(random.randint(65,90)),str(random.randint(0,9))])
5 print(checkcode)

 

posted @ 2020-08-01 18:46  Zack6688  阅读(123)  评论(0)    收藏  举报