##  $Id: abstfilter.py,v 1.1.1.1 2003/07/01 23:28:27 euske Exp $
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##  abstfilter.py - A framework for cascade filters.
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Classes
		AbstractConsumer AbstractFeeder FileGenerator AbstractFilter   class AbstractConsumer     ##  AbstractConsumer ##     Methods defined here: __init__(self) close(self) feed(self, s)   class AbstractFeeder     ##  AbstractFeeder ##     Methods defined here: __init__(self, next_filter) close(self) feed_next(self, s)   class AbstractFilter     ##  AbstractFilter ##     Methods defined here: __init__(self, next_filter) close(self) feed(self, s) feed_next(self, s) process(self, s)   class FileGenerator(AbstractFeeder)     ##  FileGenerator ##     Methods defined here: __init__(self, next_type) close(self) feed(self, s) pullopen(self, f) Methods inherited from AbstractFeeder: feed_next(self, s)