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rename copy.Error to copy.error

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This commit is contained in:
Guido van Rossum 1995-03-14 17:41:36 +00:00
parent 030afb1d3a
commit 55d2f3997e
1 changed files with 8 additions and 5 deletions
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13
Lib/copy.py
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@ -9,7 +9,7 @@
x = copy.copy(y) # make a shallow copy of y
x = copy.deepcopy(y) # make a deep copy of y
For module specific errors, copy.Error is raised.
For module specific errors, copy.error is raised.
The difference between shallow and deep copying is only relevant for
compound objects (objects that contain other objects, like lists or
@ -52,7 +52,8 @@ class instances).
import types
Error = 'copy.Error'
error = 'copy.error'
Error = error # backward compatibility
def copy(x):
"""Shallow copy operation on arbitrary Python objects.
@ -66,7 +67,7 @@ def copy(x):
try:
copier = x.__copy__
except AttributeError:
raise Error, \
raise error, \
"un(shallow)copyable object of type %s" % type(x)
y = copier()
else:
@ -85,6 +86,7 @@ def _copy_atomic(x):
d[types.CodeType] = _copy_atomic
d[types.TypeType] = _copy_atomic
d[types.XRangeType] = _copy_atomic
d[types.ClassType] = _copy_atomic
def _copy_list(x):
return x[:]
@ -140,7 +142,7 @@ def deepcopy(x, memo = None):
try:
copier = x.__deepcopy__
except AttributeError:
raise Error, \
raise error, \
"un-deep-copyable object of type %s" % type(x)
y = copier(memo)
else:
@ -220,7 +222,8 @@ def _deepcopy_inst(x, memo):
del types
def _test():
l = [None, 1, 2L, 3.14, 'xyzzy', (1, 2L), [3.14, 'abc'], {'abc': 'ABC'}, (), [], {}]
l = [None, 1, 2L, 3.14, 'xyzzy', (1, 2L), [3.14, 'abc'],
{'abc': 'ABC'}, (), [], {}]
l1 = copy(l)
print l1==l
l1 = map(copy, l)