Python randomly generated 6-digit verification Code

#!/usr/bin/env python# -*- coding: utf-8 -*-#用于生成随机数的模块: random# function chr () returns the corresponding ASCII character, Contrary to the Ord () effect. import random# generates a random number num = random.randint (1,100) #随机生成一个大写字母 between 1-100, and the ASCII code value 65-90 corresponds to a-zcap =  CHR (Random.randint (65,90)) #随机生成一个小写字母, the ASCII code value 97-122 corresponds to A-ZLOW = CAP = CHR ( Random.randint (97,122)) #下面定义一个验证码生成的函数def  verification_code ():    num =  Random.randint (100,1000)     capa = chr (Random.randint (65,90))      CAPB = CHR (Random.randint (65,90))     LOW = CHR (Random.randint ( 97,122))     vercode = capa + str (num)  + capb + low     return vercode     #第二种定义def  ver ():     ver = []    for i in range (6):         if i == random.randint (1,9):             ver.append (Random.randint (1,9))         else:             temp = random.randint (65,90)              ver.append (Chr (temp))     code =   ". Join (ver)     return code         print  ' Verification Code:%s '  % verification_code () print  ' captcha: ',  ver () #第三种定义 (Recommended Practice) ' Randrange () The   method returns a random number in the specified increment cardinality collection, and the cardinality default value is 1. random.randrange  ([start,] stop [,step]) parameter     start --  start value within the specified range, contained within the range.     stop --  the end value within the specified range, not contained within the range.     step --  specifies the increment cardinality. The Randrange () and Randint () differ from the random module by specifying a cardinality, which defaults to 1 "checkcode = " "For i iN range (6):     current = random.randrange (0,9,2)     if  CURRENT != I:        TEMP = CHR ( Random.randint (65,90))     else:        temp =  random.randint (0,9)     checkcode += str (temp) Print checkcode

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Python randomly generated 6-digit verification Code