async def remove_labels_async(self, keys: list[str]) -> EngineProgram:
        """Removes labels with given keys from the labels of a previously
        created quantum program.

        Params:
            label_keys: Label keys to remove from the existing program labels.

        Returns:
             This EngineProgram.
        """
        self._program = await self.context.client.remove_program_labels_async(
            self.project_id, self.program_id, keys
        )
        return self
Removes labels with given keys from the labels of a previously
        created quantum program.

        Params:
            label_keys: Label keys to remove from the existing program labels.

        Returns:
             This EngineProgram.
        
cirq-google/cirq_google/engine/engine_program.py