Method __neg__

lib/sqlalchemy/sql/operators.py:641–647

Implement the ``-`` operator. In a column context, produces the clause ``-a``.

(self)

        return self.operate(ge, other)

    def __neg__(self) -> ColumnOperators:
        """Implement the ``-`` operator.

        In a column context, produces the clause ``-a``.

        """
        return self.operate(neg)

    def __contains__(self, other: Any) -> ColumnOperators:
        return self.operate(contains, other)