|#!/usr/bin/python
   3 |# This Python file uses the following encoding: utf-8
   4 |import re
   5 |pattern='^[^1]'
   6 |f=open('/var/log/apache2/access.log','r')
   7 |readlines=f.readlines()
   8 |for str in readlines:
   9 |     li =re.compile(pattern)
  10 |    li.search(pattern).groups()
  11 |f.close()
     |
 File "./http.py", line 9
    li.search(pattern).groups()
                              ^
IndentationError: unindent does not match any outer indentation level
http://www.woodpecker.org.cn/obp/diveintopython-zh-5.4/zh-cn/dist/html/toc/index.html
groups()该怎么用