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restructured fast_parent_copy again

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David Halter
2012-10-23 18:23:26 +02:00
parent 87cbfc9145
commit e6d9a0a745
1 changed files with 16 additions and 26 deletions
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42
jedi/helpers.py
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@@ -152,34 +152,24 @@ def fast_parent_copy(obj):
new_obj = copy.copy(obj) new_obj = copy.copy(obj)
new_elements[obj] = new_obj new_elements[obj] = new_obj
for key, value in new_obj.__dict__.items(): items = new_obj.__dict__.items()
if key in ['parent', '_parent', '_parent_stmt', 'parent_stmt']: for key, value in items:
# replace parent (first try _parent and then parent)
if key in ['parent', '_parent', '_parent_stmt'] \
and value is not None:
if key == 'parent' and '_parent' in items:
# parent can be a property
continue
try:
setattr(new_obj, key, weakref.ref(new_elements[value()]))
except KeyError:
pass
elif key == 'parent_stmt':
continue continue
if isinstance(value, list): elif isinstance(value, list):
new_obj.__dict__[key] = list_rec(value) setattr(new_obj, key, list_rec(value))
elif isinstance(value, (parsing.Simple, parsing.Call)): elif isinstance(value, (parsing.Simple, parsing.Call)):
new_obj.__dict__[key] = recursion(value) setattr(new_obj, key, recursion(value))
# replace parent (first try _parent and then parent)
if hasattr(obj, '_parent') and obj._parent is not None:
try:
new_obj._parent = weakref.ref(new_elements[obj._parent()])
except KeyError:
pass
elif obj.parent is not None:
try:
new_obj.parent = weakref.ref(new_elements[obj.parent()])
except KeyError:
pass
# replace parent_stmt
if hasattr(obj, '_parent_stmt') and obj._parent_stmt is not None:
p = obj.parent_stmt()
try:
new_obj._parent_stmt = weakref.ref(new_elements[p])
except KeyError:
pass
return new_obj return new_obj
def list_rec(list_obj): def list_rec(list_obj):