Speed up deduplicate_names for fixture closures#8
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Avoid building a temporary generator/dict.fromkeys pipeline; insert into a dict directly while preserving order. Co-authored-by: Cursor <cursoragent@cursor.com>
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Summary
deduplicate_namesby inserting into a dict directly instead ofdict.fromkeysover a nested generator.Timing (pytest's own
testing/suite)Warm interleaved A/B
pytest testing/ --collect-only -q(8 pairs).mainCollected 4286 tests each run.
Note: this suite is only ~4k tests / ~0.5–1.5s collect, so single micro-optimizations are often within run-to-run noise.
Test plan
Made with Cursor