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authorGuido van Rossum <guido@python.org>2001-12-28 21:39:03 (GMT)
committerGuido van Rossum <guido@python.org>2001-12-28 21:39:03 (GMT)
commit2764a3a50ebb467690d77f8925a3414d71756311 (patch)
tree602dd331e7d4af15e8ad77a34516404e0fc092b0 /Lib/test/test_descr.py
parent1e91c1444a9c8b8b58310cffbe4252698527a31e (diff)
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Fix for SF bug ##497426: can't deepcopy recursive new objects
deepcopy(), _reconstruct(): pass the memo to the other function, so that recursive data structures built out of new-style objects may be deeply copied correctly. 2.2.1 bugfix!
Diffstat (limited to 'Lib/test/test_descr.py')
-rw-r--r--Lib/test/test_descr.py11
1 files changed, 10 insertions, 1 deletions
diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index ea987f2..dd95dde 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -2702,7 +2702,15 @@ def strops():
vereq('%c' % 5, '\x05')
vereq('%c' % '5', '5')
-
+def deepcopyrecursive():
+ if verbose: print "Testing deepcopy of recursive objects..."
+ class Node:
+ pass
+ a = Node()
+ b = Node()
+ a.b = b
+ b.a = a
+ z = deepcopy(a) # This blew up before
def test_main():
@@ -2759,6 +2767,7 @@ def test_main():
delhook()
hashinherit()
strops()
+ deepcopyrecursive()
if verbose: print "All OK"
if __name__ == "__main__":