Quick and dirty word filter, slammed together in a minute to answer a question on IRC

profilter.py

"""
quick-and-dirty word filter.

It could sure be made prettier. It's only purpose is to get the brain nudged into the right direction.
"""

BADWORDS = {
    u'bad': u'b*d',
    u'verybad': u'v*****d',
    u'disgusting': u'#*$&^$%'
}


def profilter(text):
    return u" ".join(map(lambda word: BADWORDS.get(word.lower(), word),
        text.split(' ')))


print profilter('This a bad text. As such it contains VeryBad and DisGuStInG words!')