#!/usr/bin/env python
# -*- coding: utf-8 -*-
#1. 密码长度应该大于或等于8位
#2. 密码必须包含数字、字母及特殊字符三种组合
nums = '0123456789'
chars1 = 'abcdefghijklmnopqrstuvwxyz'
chars2 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
symbols = r'''`!@#$%^&*()_+-=/*{}[]\|'";:/?,.<>'''
def check_length(pwd):
if len(pwd) < 8:
print("密码至少需要8位")
return False
else:
return True
def check_nums(pwd):
for each in pwd:
if each in nums:
return True
print("密码应包含数字")
return False
def check_chars1(pwd):
for each in pwd:
if each in chars1:
return True
print("密码应包含小写字母")
return False
def check_chars2(pwd):
for each in pwd:
if each in chars2:
return True
print("密码应包含大写字母")
return False
def check_symbols(pwd):
for each in pwd:
if each in symbols:
return True
print("密码应包含符号")
return False
def check_password(passwd):
# 判断长度
length = check_length(passwd)
# 判断是否包含数字
nums = check_nums(passwd)
# 判断是否包含小写字母
chars1 = check_chars1(passwd)
# 判断是否包含大写字母
chars2 = check_chars2(passwd)
# 判断是否包含特殊字符
symbols = check_symbols(passwd)
if all([length, nums, chars1, chars2, symbols]):
return True
def main():
password = raw_input('请输入需要检查的密码：')
if check_password(password):
print("恭喜你通过了强密码检测")
if __name__ == '__main__':
main()
接下来用正则表达式实现
#!/usr/bin/env python
# -*- coding: utf-8 -*-
import re
import pyperclip
"""
请先将要检测的密码复制到剪切板中再运行程序
密码必须八位或以上，同时包含数字、字母大小写和符号
"""
def check_password(passwd):
if r1.search(passwd) == None:
print('密码应至少为8位')
return False
elif r2.search(passwd) == None:
print('密码应包含数字')
return False
elif r3.search(passwd) == None:
print('密码应同时包含字母大小写')
return False
elif r4.search(passwd) == None:
print('密码应包含符号')
return False
else:
print('密码检测通过！')
return True
if __name__ == '__main__':
passwd = str(pyperclip.paste())
r1 = re.compile(r'.{8,}')
r2 = re.compile(r'\d+')
r3 = re.compile(r'[A-Z][a-z]')
r4 = re.compile(r'([^a-z0-9A-Z])+')
check_password(passwd)
强密码检测
原文：http://blog.51cto.com/9473774/2064675
