tractor/ai/prompt-io/opencode/20260825T021319Z_ce430fca_prompt_io.raw.md

Implement the approved PR #481 review cleanup for Python 3.14 partial placeholder detection.

git diff HEAD~1..HEAD -- tractor/to_actor/_api.py

Inline the guarded functools.Placeholder lookup into the existing condition with a walrus assignment, preserving fallback behavior when the attribute is unavailable.

Run partial/placeholder normalization tests and the full to_actor suite.