1 files changed, 38 insertions, 0 deletions
diff --git a/PIL/ImageSequence.py b/PIL/ImageSequence.py
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+++ b/PIL/ImageSequence.py
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+#
+# The Python Imaging Library.
+# $Id: ImageSequence.py 2134 2004-10-06 08:55:20Z fredrik $
+#
+# sequence support classes
+#
+# history:
+# 1997-02-20 fl     Created
+#
+# Copyright (c) 1997 by Secret Labs AB.
+# Copyright (c) 1997 by Fredrik Lundh.
+#
+# See the README file for information on usage and redistribution.
+#
+
+##
+# This class implements an iterator object that can be used to loop
+# over an image sequence.
+
+class Iterator:
+
+    ##
+    # Create an iterator.
+    #
+    # @param im An image object.
+
+    def __init__(self, im):
+        if not hasattr(im, "seek"):
+            raise AttributeError("im must have seek method")
+        self.im = im
+
+    def __getitem__(self, ix):
+        try:
+            if ix:
+                self.im.seek(ix)
+            return self.im
+        except EOFError:
+            raise IndexError # end of sequence