python利用正则表达式搜索单词示例代码

import re 
 
pattern = 'this' 
text = 'http://blog.csdn.net/caimouse is great, this is great way!' 
 
match = re.search(pattern, text) 
 
s = match.start() 
e = match.end() 
 
print('Found "{}"\nin "{}"\nfrom {} to {} ("{}")'.format( 
 match.re.pattern, match.string, s, e, text[s:e])) 

Found "this"
in "http://blog.csdn.net/caimouse is great, this is great way!"
from 40 to 44 ("this")