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gh-139871: Add `bytearray.take_bytes([n])` to efficiently extract `bytes` - #140128

Merged

encukou merged 46 commits into

python:mainfrom

cmaloney:bytearray_bytes

Nov 13, 2025

Commits on Oct 14, 2025
- gh-139871: Update bytearray to contain PyBytesObject
  cmaloney
  committed
  daf8e02
- 📜🤖 Added by blurb_it.
  blurb-it[bot]
  authored
  39b2d15
Commits on Oct 15, 2025
- Add bytearray.take_bytes
  cmaloney
  committed
  86faf1d
- Merge branch 'main' into bytearray_bytes
  cmaloney
  committed
  a9328f4
- Update Objects/bytearrayobject.c
  
  cmaloney
  and
  vstinner
  authored
  e9f5ca9
- Review fixes
  cmaloney
  committed
  4784957
- Merge branch 'main' into bytearray_bytes
  cmaloney
  authored
  db19def
Commits on Oct 17, 2025
- Update Objects/bytearrayobject.c
  
  cmaloney
  and
  maurycy
  authored
  451c302
Commits on Oct 18, 2025
- Add tests around alloc and getsizeof that show clearing isn't working which is resulting in threading failure
  cmaloney
  committed
  bab7151
- Fix resizing to 0 length / clearing leaving one byte alloc
  cmaloney
  committed
  cb2377c
- review fix: handle NULL return from from PyBytes_FromStringAndSize
  
  cmaloney
  and
  maurycy
  committed
  20175f8
- Add take_bytes to test_free_threading
  cmaloney
  committed
  e485595
- Missed line...
  cmaloney
  committed
  b5535d0
- Simplify getting out ob_bytes
  cmaloney
  committed
  7c6e8a8
- Include PyBytesObject in __alloc__ of bytearray.
  cmaloney
  committed
  4e27d13
Commits on Oct 27, 2025
- Apply suggestion from @vstinner
  
  cmaloney
  and
  vstinner
  authored
  9887dad
- Don't multiply by sizeof(char) as it's always 1
  cmaloney
  committed
  6e4b910
- Rely on bytes for end of buffer NULL
  cmaloney
  committed
  b6f8403
- Personal review fixes
  cmaloney
  committed
  28cb8c5
- Simplify resize error handling
  cmaloney
  committed
  f03b895
- Use right PyLong constructor
  cmaloney
  committed
  a45f3c2
Commits on Oct 29, 2025
- Add a define for max bytearray size, comment size=0
  cmaloney
  committed
  c8943e3
- Remove oold comment
  cmaloney
  committed
  5bffb7e
- Update test_capi.test_bytearray for MemoryError vs OverflowError
  cmaloney
  committed
  583ea4b
- More accurate size and alloc calculation
  cmaloney
  committed
  8ee14e6
- Comment and minor doc tweaks
  cmaloney
  committed
  d70e369
- Apply suggestion from @vstinner
  
  cmaloney
  and
  vstinner
  authored
  97be818
- Remove _PyByteArray_empty_string, add bytearray_reinit_from_bytes
  cmaloney
  authored
  99e49ef
- Update Stable API concerns: restore _empty_string an dmove _PyBytesObject_SIZE
  cmaloney
  committed
  f4b62d9
- Restore _PyByteArray_empty_string in .c file
  cmaloney
  committed
  48afb62
- remove line that shouldn't have been added
  cmaloney
  committed
  8c81e03
Commits on Oct 30, 2025
- Apply suggestion from @encukou
  
  cmaloney
  and
  encukou
  authored
  313e78c
- Remove original variable, no longer used
  cmaloney
  committed
  c028e2b
- remove _PyByteArray_empty_string
  cmaloney
  committed
  a69b338
- Add take_bytes_n free-threading test
  cmaloney
  committed
  2a95118
Commits on Oct 31, 2025
- Expand comment for ob_alloc
  cmaloney
  committed
  9680e8a
- Add note on memmove tradeoff
  cmaloney
  committed
  02882af
- Move suggested optimizing refactors to whatsnew
  cmaloney
  committed
  b67d10c
- Remove unintended change
  cmaloney
  committed
  6db8822
Commits on Nov 4, 2025
- Fix intermittent failure on deallocation from uninitialized memory
  cmaloney
  committed
  fb84c14
- PEP 7
  cmaloney
  committed
  0258891
- Tweak comment
  cmaloney
  committed
  c470178
Commits on Nov 7, 2025
- Add +1 so allocation is over max byte length
  cmaloney
  committed
  9681135
- Minor tweak for flow in whatsnew entry
  cmaloney
  committed
  442692a
- Apply suggestions from code review
  
  cmaloney
  and
  encukou
  authored
  ee0d6d6
Commits on Nov 13, 2025
- Merge branch 'main' into bytearray_bytes
  encukou
  authored
  cc238c2

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Commits on Nov 4, 2025

Commits on Nov 7, 2025

Commits on Nov 13, 2025