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gh-139122: Reimplement base UUID type, uuid4(), and uuid7() in C - #139123

Merged

1st1 merged 38 commits into

python:mainfrom

1st1:uuid_push

Oct 21, 2026

Merged

gh-139122: Reimplement base UUID type, uuid4(), and uuid7() in C#139123
1st1 merged 38 commits into
python:mainfrom
1st1:uuid_push

Commits on Oct 21, 2026
- Issue #gh-139122: Reimplement base UUID type, uuid4(), and uuid7() in C
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  4ab0483
- Address @picnixz's review
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  d80180d
- Regen the clinic files
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  ff3e317
- Clarify the type name
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  a7e9690
- Fix news
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  c1e5290
- Trim the NEWS file down
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  50fb64a
- Use PyObject* in getters
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  62c3fda
- Codegen string literals and use them
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  22c0d61
- Ensure total compatibility of C/Python implementations of uuid4 / uuid7
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  623d1ab
- Stop importing unused SafeUUID members
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  32a8911
- Drop SafeUUID.unknown
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- Drop more things that can be imported dynamically
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  f80ef75
- Remove circular import; import 'uuid' from '_uuid' lazily
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- Regen files
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  faee029
- Get module state assuming there could be subclasses of UUID
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  a0c3007
- More ergonomic int cast code
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  f2687b4
- gh-139122: Fix UUID subclass allocation and freelist type ownership
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  a1f5fcc
- gh-139122: Match UUID state restoration mapping semantics
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  3eff5a4
- gh-139122: Fix UUID time hook error handling and reference updates
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  634151a
- gh-139122: Align C UUID constructor inputs with Python
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  5627dbe
- gh-139122: Make UUID narrowing and entropy lock requirements explicit
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  f1b2eae
- gh-139122: Preserve UUID fields length errors
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  b86a52f
- gh-139122: Clarify version-specific UUID layouts
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  fdfaefe
- gh-139122: Apply UUID review cleanup
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- gh-139122: Fix concurrent UUID entropy refills and UUIDv7 state updates
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  511783c
- gh-139122: Avoid subclass module-state lookup during UUID deallocation
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  e1085f0
- gh-139122: Mark UUID testing hook as an explicit re-export
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- gh-139122: Document UUID performance improvements in What’s New
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  c4d400d
- gh-139122: Match Python UUID prefix and brace parsing
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  fe8c947
- gh-139122: Assert UUID type association is a module during deallocation
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  b6d7ff2
- gh-139122: Propagate SafeUUID lookup errors in is_safe getter
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  7267353
- gh-139122: Honor subclass string conversion in UUID repr
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  0802f7b
- Apply batched suggestions from code review
  
  1st1
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  picnixz
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  54e040a
- gh-139122: Normalize line endings in UUID review suggestions
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  f42e84a
- gh-139122: Test UUID state restoration with frozendict
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  95b8544
- gh-139122: Use shared hex conversion helper for UUID.hex
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  ce35192
- gh-139122: Format UUIDs directly into the result string
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  8ebad36
- gh-139122: Narrow UUID exception assertions and clean up test spacing
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  9e40767

Commits

Commits on Oct 21, 2026