看一下机械化或刮擦之类的工具：
- http://pypi.python.org/pypi/mechanize
- http://stockrt.github.com/p/emulating-a-browser-in-python-with-mechanize/
http://www.ibm.com/developerworks/linux/library/l-python-mechanize-beautiful-soup/
http://zesty.ca/scrape/
Packt Publishing也对此发表了一篇文章：
- http://www.packtpub.com/article/web-scraping-with-python
