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Diffstat (limited to 'lib/sqlalchemy/engine/default.py')
| -rw-r--r-- | lib/sqlalchemy/engine/default.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/sqlalchemy/engine/default.py b/lib/sqlalchemy/engine/default.py index f48217a4e..5c96e4240 100644 --- a/lib/sqlalchemy/engine/default.py +++ b/lib/sqlalchemy/engine/default.py @@ -737,7 +737,10 @@ class DefaultExecutionContext(interfaces.ExecutionContext): to_update = [] replacement_expressions[name] = ( self.compiled.visit_empty_set_expr( - type_=parameter.type) + parameter._expanding_in_types + if parameter._expanding_in_types + else [parameter.type] + ) ) elif isinstance(values[0], (tuple, list)): |