Method keys

dask/highlevelgraph.py:572–578

Get all keys of all the layers. This will in many cases materialize layers, which makes it a relatively expensive operation. See :meth:`get_all_external_keys` for a faster alternative.

(self)

            return out

    def keys(self) -> KeysView:
        """Get all keys of all the layers.

        This will in many cases materialize layers, which makes it a relatively
        expensive operation. See :meth:`get_all_external_keys` for a faster alternative.
        """
        return self.to_dict().keys()

    def get_all_external_keys(self) -> set[Key]:
        """Get all output keys of all layers