Links for fuzzy
Fuzzy-1.0.tar.gz
http://chmullig.com/2011/03/pypy-testing/
http://code.google.com/p/pylevenshtein/
http://en.wikipedia.org/wiki/Hamming_distance
http://en.wikipedia.org/wiki/Jaro%E2%80%93Winkler_distance
http://en.wikipedia.org/wiki/Jaro_distance
http://en.wikipedia.org/wiki/Levenshtein_distance
http://en.wikipedia.org/wiki/Metaphone
http://en.wikipedia.org/wiki/NYSIIS
http://en.wikipedia.org/wiki/Soundex
http://www.atomodo.com/code/double-metaphone