import re
test=input('please enter:')
re_mode=re.compile(r'[0-9a-zA-Z._]*@\w+.com')
if re_mode.match(test):
print('ok!')
else:
print('failed!')
Task2
import re
Email=input('please enter the Email:')
re_mode=re.compile(r'<([a-zA-Z]* [a-zA-Z]*)> [\w.]*@\w+.[a-z]*')
we=re_mode.match(Email)
if we:
print(we.groups())
else:
print('failed!')
迷茫的老九
Task1
Task2