Method __dask_annotations__

dask/_expr.py:1224–1229

(self)

        )

    def __dask_annotations__(self):
        annotations_by_type = {}
        for op in self.operands:
            for k, v in op.__dask_annotations__().items():
                annotations_by_type.setdefault(k, {}).update(v)
        return annotations_by_type

    def __len__(self):
        return len(self.operands)