http://www.mediawiki.org/wiki/Special:Code/pywikipedia/10012

Revision: 10012 Author: xqt Date: 2012-03-12 14:04:28 +0000 (Mon, 12 Mar 2012) Log Message: ----------- add __version__ string + license, strip trailing whitespaces

Modified Paths: -------------- trunk/pywikiparser/BufferedReader.py

Modified: trunk/pywikiparser/BufferedReader.py =================================================================== --- trunk/pywikiparser/BufferedReader.py 2012-03-12 13:58:32 UTC (rev 10011) +++ trunk/pywikiparser/BufferedReader.py 2012-03-12 14:04:28 UTC (rev 10012) @@ -1,6 +1,13 @@ -class BufferedReader(object): +# +# (C) 2007 Merlijn 'valhallasw' van Deen +# +# Distributed under the terms of the MIT license. +# +__version__ = '$Id$' + +class BufferedReader(object): """ Buffered reader. Usage: - + >>> reader = BufferedReader((i for i in range(10))) >>> restore = reader.getrestore() >>> restore @@ -33,44 +40,44 @@ >>> reader.next() 1 """ - + def __init__(self, generator): self.buffer = [] self.counter = -1 self.generator = generator self.gen = self._generator() - + self.gi_frame = self.gen.gi_frame self.gi_running = self.gen.gi_running self.__doc__ = "Buffered Generator. Added functions are commit() (clear buffer), undo (reset read pointer) and push (push data on the output buffer)" - + def __hash__(self, *args, **kwargs): return self.gen.__hash__(*args, **kwargs) - + def __iter__(self, *args, **kwargs): return self.gen.__iter__(*args, **kwargs) - + def __reduce__(self, *args, **kwargs): return self.gen.__reduce__(*args, **kwargs) - + def __reduce_ex__(self, *args, **kwargs): return self.gen.__reduce_ex__(*args, **kwargs) - + def __repr__(self, *args, **kwargs): return 'Buffered version of %s' % (self.gen.__repr__(*args, **kwargs),) - + def __str__(self, *args, **kwargs): return 'Buffered version of %s' % (self.gen.__str__(*args, **kwargs)) - + def next(self, *args, **kwargs): - return self.gen.next(*args, **kwargs) - + return self.gen.next(*args, **kwargs) + def peek(self, num=1): if len(self.buffer) <= self.counter+num: data = self.generator.next() self.buffer.append(data) return self.buffer[self.counter+num] - + def _generator(self): while(True): self.counter += 1 @@ -78,23 +85,23 @@ data = self.generator.next() self.buffer.append(data) yield self.buffer[self.counter] - + def getrestore(self): return self.counter - + def commit(self, counter): if counter == -1: # clear memory self.buffer = self.buffer[self.counter+1:] self.counter = -1 - + self.gen = self._generator() return self.counter - + def undo(self, counter): self.counter = counter self.gen = self._generator() - + if __name__ == "__main__": import doctest - doctest.testmod() \ No newline at end of file + doctest.testmod()