def isin(self, values, level=None):
        if level is not None:
            self._validate_index_level(level)
        return algos.isin(np.array(self), values)
Return a FilterNode instance representing the '!=' comparison.
dataset/ETHPy150Open pydata/pandas/pandas/indexes/base.py/Index.isin--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/datastore-ndb-python/ndb/model.py/Property.__ne__