一些网址收集

python

http://uliweb.clkg.org 

http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-01sc-introduction-to-electrical-engineering-and-computer-science-i-spring-2011/unit-1-software-engineering/object-oriented-programming/

http://www.java2s.com/Code/Python/File/ListingDirectorieswithglob.htm