'implement the ``NOT LIKE`` operator.
This is equivalent to using negation with
:meth:`.ColumnOperators.like`, i.e. ``~x.like(y)``.
.. versionadded:: 0.8
.. seealso::
:meth:`.ColumnOperators.like`'

def notlike(self, other, escape=None):

    return self.operate(notlike_op, other, escape=escape)
