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Merge pull request #1892 from bagerard/no_dereference_queryset_fix_side_effect

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fix side effect from queryset.no_dereference
This commit is contained in:
erdenezul
2018-09-18 14:40:14 +08:00
committed by GitHub
parent acf8c3015a f83ae5789b
commit 708d1c7a32
4 changed files with 83 additions and 16 deletions
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5
mongoengine/fields.py
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@@ -1104,9 +1104,9 @@ class ReferenceField(BaseField):
# Get value from document instance if available
value = instance._data.get(self.name)
self._auto_dereference = instance._fields[self.name]._auto_dereference
auto_dereference = instance._fields[self.name]._auto_dereference
# Dereference DBRefs
if self._auto_dereference and isinstance(value, DBRef):
if auto_dereference and isinstance(value, DBRef):
if hasattr(value, 'cls'):
# Dereference using the class type specified in the reference
cls = get_document(value.cls)
@@ -1267,6 +1267,7 @@ class CachedReferenceField(BaseField):
# Get value from document instance if available
value = instance._data.get(self.name)
self._auto_dereference = instance._fields[self.name]._auto_dereference
# Dereference DBRefs
if self._auto_dereference and isinstance(value, DBRef):
dereferenced = self.document_type._get_db().dereference(value)