Built-in modules: random

Random Stochastic module

>>> Import Random Importing module

>>> random.random () randomly generates a floating-point number

0.30851751369227465

>>> Random.randrange (6) randomly generate 0-5 of the numbers

2

>>> random.choice (' ABCDEFG ') randomly generates a single letter

C

>>> random.sample (xrange (100), 3) do not repeat randomly extract three

[62, 78, 28]

[email protected] ~]# cat checkcode.py

#!/usr/bin/env python

#-*-Coding:utf-8-*-

#随机生成6位验证码

Import Random

Checkcode = ' '

For I in range (6):

Current = Random.randrange (0,4)

If current! = I:

temp = Chr (Random.randint (65,90))

Else

temp = Random.randint (0,9)

Checkcode + = str (temp)

Print Checkcode

[email protected] ~]# python checkcode.py

Fmb1oy

[email protected] ~]# python checkcode.py

0FNKVR

This article is from "Kaka West" blog, please be sure to keep this source http://whnba.blog.51cto.com/1215711/1725206

Built-in modules: random