"Python Programming Quick Start" 7.18.1 practical exercises

Source: Internet
Author: User
# -*- coding:utf-8 -*-# 7.18.1# 强口令检测# 写一个函数,使用正则表达式,确保传入的口令字符串是强口令# 长度不少于8个字符,同时包含大小写,至少有1个数字import repassd=input("Input your password:")ch_len=re.compile(r‘.{8,}‘)ch_uppercase=re.compile(r‘[A-Z]{1,}‘)ch_case=re.compile(r‘[a-z]{1,}‘)ch_number=re.compile(r‘\d{1,}‘)if ch_len.search(passd): if not ch_case.search(passd) or not ch_uppercase.search(passd) or not ch_number.search(passd) : print("弱密码") else: print("strong enough")else: print("length less then 8")

"Python Programming Quick Start" 7.18.1 practical exercises

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