Give mapping views a usable repr.

89fc2b78 · Raymond Hettinger · 3177f2fd · 89fc2b78
Commit 89fc2b78 authored Feb 27, 2009 by Raymond Hettinger
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Lib/_abcoll.py Lib/_abcoll.py +3 -0

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--- a/Lib/_abcoll.py
+++ b/Lib/_abcoll.py
@@ -392,6 +392,9 @@ class MappingView(Sized):
    def __len__(self):
        return len(self._mapping)

+    def __repr__(self):
+        return '{0.__class__.__name__}({0._mapping!r})'.format(self)
+

 class KeysView(MappingView, Set):