random模块

一、生成随机数

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import random print (random.random()) print (random.randint( 1 , 2 )) print (random.randrange( 1 , 10 ))

二、生成随机验证码

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import random cc = '' for i in range ( 6 ):      current = random.randint( 0 , 4 )      if current ! = i:          tmp = chr (random.randint( 65 , 90 ))      else :          tmp = random.randint( 0 , 9 )      cc + = str (tmp) print (cc)