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Diffstat (limited to 'lib/sqlalchemy/sql/operators.py')
| -rw-r--r-- | lib/sqlalchemy/sql/operators.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/operators.py b/lib/sqlalchemy/sql/operators.py index fd65979c5..a9f4e3e3e 100644 --- a/lib/sqlalchemy/sql/operators.py +++ b/lib/sqlalchemy/sql/operators.py @@ -1315,6 +1315,12 @@ def is_natural_self_precedent(op): return op in _natural_self_precedent or \ isinstance(op, custom_op) and op.natural_self_precedent +_booleans = (inv, istrue, isfalse, and_, or_) + + +def is_boolean(op): + return is_comparison(op) or op in _booleans + _mirror = { gt: lt, ge: le, |