Fix : Allow streaming actions to yield just state for all but the last one#779
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Intermediate yields in streaming actions can now be plain dicts instead of requiring (dict, None) tuples. The (dict, None) form still works for backward compatibility.
hemanthsavasere
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skrawcz
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May 16, 2026
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skrawcz
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Clean ergonomic improvement — well-tested and backwards compatible. The existing state_update is None guard after generator exhaustion ensures users still get a clear error if they forget the final (result, state) tuple.
Nice first contribution!
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Fixes : #277
Summary
_run_single_step_streaming_actionand_arun_single_step_streaming_actionto be plaindictinstead of requiring(dict, None)tuples(dict, None)yields still workstreaming_actiondocstring example to show plain dict yield