diff options
Diffstat (limited to 'lib/sqlalchemy/sql/elements.py')
| -rw-r--r-- | lib/sqlalchemy/sql/elements.py | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/lib/sqlalchemy/sql/elements.py b/lib/sqlalchemy/sql/elements.py index dfa6c0f8f..9e1b69088 100644 --- a/lib/sqlalchemy/sql/elements.py +++ b/lib/sqlalchemy/sql/elements.py @@ -1392,15 +1392,26 @@ class BindParameter(roles.InElementRole, ColumnElement): self.literal_execute = literal_execute if _is_crud: self._is_crud = True + if type_ is None: + if expanding and value: + check_value = value[0] + else: + check_value = value if _compared_to_type is not None: self.type = _compared_to_type.coerce_compared_value( - _compared_to_operator, value + _compared_to_operator, check_value ) else: - self.type = type_api._resolve_value_to_type(value) + self.type = type_api._resolve_value_to_type(check_value) elif isinstance(type_, type): self.type = type_() + elif type_._is_tuple_type: + if expanding and value: + check_value = value[0] + else: + check_value = value + self.type = type_._resolve_values_to_types(check_value) else: self.type = type_ |