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39 lines
792 B
Python
39 lines
792 B
Python
#
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# The Python Imaging Library.
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# $Id$
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#
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# sequence support classes
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#
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# history:
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# 1997-02-20 fl Created
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#
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# Copyright (c) 1997 by Secret Labs AB.
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# Copyright (c) 1997 by Fredrik Lundh.
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#
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# See the README file for information on usage and redistribution.
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#
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##
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# This class implements an iterator object that can be used to loop
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# over an image sequence.
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class Iterator:
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##
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# Create an iterator.
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#
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# @param im An image object.
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def __init__(self, im):
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if not hasattr(im, "seek"):
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raise AttributeError("im must have seek method")
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self.im = im
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def __getitem__(self, ix):
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try:
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if ix:
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self.im.seek(ix)
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return self.im
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except EOFError:
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raise IndexError # end of sequence
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