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-rw-r--r--lib/sqlalchemy/orm/attributes.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/sqlalchemy/orm/attributes.py b/lib/sqlalchemy/orm/attributes.py
index ab31736ed..f91ff51f2 100644
--- a/lib/sqlalchemy/orm/attributes.py
+++ b/lib/sqlalchemy/orm/attributes.py
@@ -427,6 +427,7 @@ class ScalarAttributeImpl(AttributeImpl):
accepts_scalar_loader = True
uses_objects = False
+ supports_population = True
def delete(self, state, dict_):
@@ -481,6 +482,7 @@ class MutableScalarAttributeImpl(ScalarAttributeImpl):
"""
uses_objects = False
+ supports_population = True
def __init__(self, class_, key, callable_,
class_manager, copy_function=None,
@@ -547,6 +549,7 @@ class ScalarObjectAttributeImpl(ScalarAttributeImpl):
accepts_scalar_loader = False
uses_objects = True
+ supports_population = True
def __init__(self, class_, key, callable_,
trackparent=False, extension=None, copy_function=None,
@@ -637,6 +640,7 @@ class CollectionAttributeImpl(AttributeImpl):
"""
accepts_scalar_loader = False
uses_objects = True
+ supports_population = True
def __init__(self, class_, key, callable_,
typecallable=None, trackparent=False, extension=None,