참고할 곳
http://coffeenix.net/doc/develop/Python_Regular_Expression_HOWTO.html 문법
http://serious-code.net/moin.cgi/PythonRegularExpression search, match 등의 사용법
http://flockhart.virtualave.net/RBIF0100/regexp.html Regular Expressions by Example
http://www.clear.rice.edu/comp200/12spring/notes/11/finger-re.shtml Python Regular Expressions “Finger Exercises”
http://code.google.com/intl/ko/edu/languages/google-python-class/regular-expressions.html 구글 파이썬 클래스의 Regular Expression
http://www.python-course.eu/re.php 그래픽한 설명
http://osl.iu.edu/~pgottsch/swc2/lec/re.html
Regex builder
http://www.ultrapico.com/Expresso.htm 이것이 제일 좋다
http://renschler.net/RegexBuilder/
http://www.radsoftware.com.au/regexdesigner/
http://mac.softpedia.com/progDownload/Regex-Widget-Download-28467.html
Online Python Regular Expression Testing Tool
http://www.pythonregex.com/
http://re.dabase.com/ 관련된 다른 표현까지 다 보여줌. 가장 유용한 듯
http://re-try.appspot.com/ Builder 역할은 못 함
http://ksamuel.pythonanywhere.com/
Regular Expressions: 30 Useful Tools and Resources
http://www.hongkiat.com/blog/regular-expression-tools-resources/
http://social.msdn.microsoft.com/Forums/en-US/regexp/thread/12010a1e-4d77-404e-9bf3-d93c9797fdce
http://txt2re.com/
http://freecode.com/projects/pyreb
http://savannah.nongnu.org/projects/pyreb
http://kodos.sourceforge.net/home.html Kodos. 다운로드해서 사용하면 된다. 이것 저것 쓰다 보니 이걸 제일 많이 쓰게 된다.
http://www.pythonregex.com/ 온라인 Regex tool