import re
str='sfafsf,34234234234,1231313132,37132719991123463x,sdefgr54184785ds85,' \
'4864465asf86845,372526198911233456'
con = re.findall(r'[\d]{17}[0-9xX]' , str)
for i in con:
print('身份证:', i)
y='123@qq.comaaa@163.combbb@126.comasdfasfs33333@adfcom'
ret=re.findall('\w+@[0-9a-zA-Z]+\.com',y)
print(ret)
