diff options
Diffstat (limited to 'lib/sqlalchemy')
| -rw-r--r-- | lib/sqlalchemy/orm/properties.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/sqlalchemy/orm/properties.py b/lib/sqlalchemy/orm/properties.py index 5bd3c0842..bf9bda366 100644 --- a/lib/sqlalchemy/orm/properties.py +++ b/lib/sqlalchemy/orm/properties.py @@ -604,7 +604,7 @@ class RelationProperty(StrategizedProperty): # interact with Query in the same way as the original Table-bound Column objects for attr in ('primaryjoin', 'secondaryjoin'): val = getattr(self, attr) - if val: + if val is not None: util.assert_arg_type(val, sql.ClauseElement, attr) setattr(self, attr, _orm_deannotate(val)) |