diff options
Diffstat (limited to 'lib/sqlalchemy')
| -rw-r--r-- | lib/sqlalchemy/orm/evaluator.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/sqlalchemy/orm/evaluator.py b/lib/sqlalchemy/orm/evaluator.py index c4517e494..3469a24c8 100644 --- a/lib/sqlalchemy/orm/evaluator.py +++ b/lib/sqlalchemy/orm/evaluator.py @@ -78,6 +78,8 @@ class EvaluatorCompiler(object): if left_val is None or right_val is None: return None return operator(eval_left(obj), eval_right(obj)) + else: + raise UnevaluatableError("Cannot evaluate %s with operator %s" % (type(clause).__name__, clause.operator)) return evaluate def visit_unary(self, clause): |