<s> import logging <EOL> class RedactionFilter ( logging . Filter ) : <EOL> """<STR_LIT>""" <EOL> def __init__ ( self , engine ) : <EOL> self . _redaction_engine = engine <EOL> def add_rule ( self , * args , ** kwargs ) : <EOL> self . _redaction_engine . add_rule ( * args , ** kwargs ) <EOL> def filter ( self , record ) : <EOL> """<STR_LIT>""" <EOL> original_message = record . getMessage ( ) <EOL> message = self . _redaction_engine . redact ( original_message ) <EOL> if message != original_message : <EOL> record . msg = message <EOL> record . args = None <EOL> return True <EOL> def add_log_redaction_filter_to_logger ( engine , logger ) : <EOL> """<STR_LIT>""" <EOL> if engine . policies : <EOL> redaction_filter = RedactionFilter ( engine ) <EOL> for handler in logger . handlers : <EOL> handler . addFilter ( redaction_filter ) </s>
