diff options
Diffstat (limited to 'lib/sqlalchemy/sql/elements.py')
| -rw-r--r-- | lib/sqlalchemy/sql/elements.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/elements.py b/lib/sqlalchemy/sql/elements.py index 6ee4053a7..a178ed99a 100644 --- a/lib/sqlalchemy/sql/elements.py +++ b/lib/sqlalchemy/sql/elements.py @@ -3724,6 +3724,16 @@ def _literal_as_label_reference(element): elif hasattr(element, '__clause_element__'): element = element.__clause_element__() + return _literal_as_text(element) + + +def _literal_and_labels_as_label_reference(element): + if isinstance(element, util.string_types): + return _textual_label_reference(element) + + elif hasattr(element, '__clause_element__'): + element = element.__clause_element__() + if isinstance(element, ColumnElement) and \ element._order_by_label_element is not None: return _label_reference(element) |