diff options
Diffstat (limited to 'lib/sqlalchemy/sql/util.py')
| -rw-r--r-- | lib/sqlalchemy/sql/util.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/util.py b/lib/sqlalchemy/sql/util.py index 81d28ac7e..70d1940e6 100644 --- a/lib/sqlalchemy/sql/util.py +++ b/lib/sqlalchemy/sql/util.py @@ -96,6 +96,11 @@ class ColumnFinder(visitors.ClauseVisitor): def __iter__(self): return iter(self.columns) +def find_columns(selectable): + cf = ColumnFinder() + cf.traverse(selectable) + return iter(cf) + class ColumnsInClause(visitors.ClauseVisitor): """Given a selectable, visit clauses and determine if any columns from the clause are in the selectable. |