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gh-158252: Add C implementation for strptime - #158253

Merged

StanFromIreland merged 12 commits into

python:mainfrom

pganssle:c-strptime-optimization

Oct 23, 2026

Merged

gh-158252: Add C implementation for strptime#158253
StanFromIreland merged 12 commits into
python:mainfrom
pganssle:c-strptime-optimization

Commits on Oct 20, 2026
- Initial implementation
  
  StanFromIreland
  authored and
  pganssle
  committed
  a60b8ff
- Preserve Python strptime semantics in the C accelerator
  pganssle
  committed
  daa5e81
- Construct numeric strptime datetimes directly in C
  pganssle
  committed
  3a58053
- gh-158252: Fix strptime NEWS filename
  pganssle
  committed
  fd00b82
- gh-158252: Share the numeric strptime parser
  pganssle
  committed
  b0df951
- gh-158252: Use the C parser for all strptime entry points
  pganssle
  committed
  9602414
- gh-158252: Share calendar helpers and clarify strptime fallback
  pganssle
  committed
  510c622
Commits on Oct 21, 2026
- gh-158252: Use explicit directive flags in strptime
  pganssle
  committed
  c7f5313
- gh-158252: Move the C parser to Python/_strptime.c
  pganssle
  committed
  96742aa
Commits on Oct 22, 2026
- gh-158252: Add strptime optimizations to What’s New
  pganssle
  committed
  79115de
Commits on Oct 23, 2026
- gh-158252: Match Unicode whitespace in the C strptime parser
  pganssle
  committed
  49ff84b
- Use Stan's name
  StanFromIreland
  authored
  4e91579