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Use __reduce_ex__ in copy.py. The test_*copy_cant() tests are simpler again.

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This commit is contained in:
Guido van Rossum 2003-02-19 01:19:28 +00:00
parent a43fd0c899
commit e690883ccf
3 changed files with 65 additions and 32 deletions
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11
Lib/copy_reg.py
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@ -113,9 +113,14 @@ def _better_reduce(obj):
def _reduce_ex(obj, proto=0):
obj_reduce = getattr(obj, "__reduce__", None)
if obj_reduce and obj.__class__.__reduce__ is not object.__reduce__:
return obj_reduce()
elif proto < 2:
# XXX This fails in test_copy.py line 61
if obj_reduce:
try:
if obj.__class__.__reduce__ is not object.__reduce__:
return obj_reduce()
except AttributeError:
pass
if proto < 2:
return _reduce(obj)
else:
return _better_reduce(obj)