# -*- coding: utf-8 -*-
# Create random password.

import random

allDigitList = list(range(10))
allAlphaList = [chr(i) for i in range(97, 123)]
allUpAlphaList = [chr(i) for i in range(65, 91)]

def RandomList(lst, num):
	return [str(random.choice(lst)) for i in range(num)]

def RandomNum(num):
	digitPercent = random.choice(range(5, 26))
	
	digitNum = max(int('{:.0f}'.format(num*digitPercent/100)), 1)
	alphaNum = max(int('{:.0f}'.format((num-digitNum)/2)), 1)
	upAlphaNum = max(num-digitNum-alphaNum, 1)

	return [digitNum, alphaNum, upAlphaNum]

def Main():
	try:
		num = int(input('Please input your password length (>= 6, default 20): '))
		if num < 6:
			num = 20
	except:
		num = 20
	
	randomNumList = RandomNum(num)
	digitNum = randomNumList[0]
	alphaNum = randomNumList[1]
	upAlphaNum = randomNumList[2]
	
	passwordList = RandomList(allDigitList, digitNum) + RandomList(allAlphaList, alphaNum) + RandomList(allUpAlphaList, upAlphaNum)
	random.shuffle(passwordList)
	
	print('{}\n'.format(''.join(passwordList)))
	
	Main()

Main()

原文链接:https://blog.csdn.net/aloe_gel/article/details/104868142