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    Pythonlanggraphstream_typesStreamTransformerfinalize
    Methodā—Since v1.1

    finalize

    Copy
    finalize(
        self,
    ) -> None
    View source on GitHub

    Called when the run ends normally (sync lane).

    Override to close StreamChannels, resolve promises, or perform other teardown. StreamChannel instances in the projection dict are auto-closed by the mux.