def _adapt_expression(self, op, other_comparator):
            if isinstance(op, operators.custom_op):
                if ['@>', '<@', '&&'] in op.opstring:
                    return op, sqltypes.Boolean
            return sqltypes.Concatenable.Comparator.\
                _adapt_expression(self, op, other_comparator)
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/sqlalchemy/dialects/postgresql/base.py/ARRAY.Comparator._adapt_expression/swapped operands of `in`