随机形成字母和数字组成的五位字符码。

[root@localhost python]# vim  timee.py

import random

def coder():

  code = ''

  for i in range(5):

    add = random.choice([random.randrange(10),chr(random.randrange(65,91))])  #数字和字母

    code += str(add)

  print (code)

coder()

运行结果：

[root@localhost python]# python timee.py

NYO6F

[root@localhost python]# python timee.py

MS15V

[root@localhost python]# python timee.py

16SR6

[root@localhost python]# python timee.py

9Z3SW

[root@localhost python]# python timee.py

XN0KW

[root@localhost python]# python timee.py

1PPT9

[root@localhost python]# python timee.py

E25U2