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copied!<p>I didn't found any Python profanity library, so I made one myself.</p> <h2>Parameters</h2> <hr> <h3><code>filterlist</code></h3> <p>A list of regular expressions that match a forbidden word. Please do not use <code>\b</code>, it will be inserted depending on <code>inside_words</code>.</p> <p>Example: <code>['bad', 'un\w+']</code></p> <h3><code>ignore_case</code></h3> <p>Default: <code>True</code></p> <p>Self-explanatory.</p> <h3><code>replacements</code></h3> <p>Default: <code>"$@%-?!"</code></p> <p>A string with characters from which the replacements strings will be randomly generated.</p> <p>Examples: <code>"%&$?!"</code> or <code>"-"</code> etc.</p> <h3><code>complete</code></h3> <p>Default: <code>True</code></p> <p>Controls if the entire string will be replaced or if the first and last chars will be kept.</p> <h3><code>inside_words</code></h3> <p>Default: <code>False</code></p> <p>Controls if words are searched inside other words too. Disabling this </p> <h2>Module source</h2> <hr> <p>(examples at the end)</p> <pre><code>""" Module that provides a class that filters profanities """ __author__ = "leoluk" __version__ = '0.0.1' import random import re class ProfanitiesFilter(object): def __init__(self, filterlist, ignore_case=True, replacements="$@%-?!", complete=True, inside_words=False): """ Inits the profanity filter. filterlist -- a list of regular expressions that matches words that are forbidden ignore_case -- ignore capitalization replacements -- string with characters to replace the forbidden word complete -- completely remove the word or keep the first and last char? inside_words -- search inside other words? """ self.badwords = filterlist self.ignore_case = ignore_case self.replacements = replacements self.complete = complete self.inside_words = inside_words def _make_clean_word(self, length): """ Generates a random replacement string of a given length using the chars in self.replacements. """ return ''.join([random.choice(self.replacements) for i in range(length)]) def __replacer(self, match): value = match.group() if self.complete: return self._make_clean_word(len(value)) else: return value[0]+self._make_clean_word(len(value)-2)+value[-1] def clean(self, text): """Cleans a string from profanity.""" regexp_insidewords = { True: r'(%s)', False: r'\b(%s)\b', } regexp = (regexp_insidewords[self.inside_words] % '|'.join(self.badwords)) r = re.compile(regexp, re.IGNORECASE if self.ignore_case else 0) return r.sub(self.__replacer, text) if __name__ == '__main__': f = ProfanitiesFilter(['bad', 'un\w+'], replacements="-") example = "I am doing bad ungood badlike things." print f.clean(example) # Returns "I am doing --- ------ badlike things." f.inside_words = True print f.clean(example) # Returns "I am doing --- ------ ---like things." f.complete = False print f.clean(example) # Returns "I am doing b-d u----d b-dlike things." </code></pre>

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