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Write scalars and NDArray values chunk by chunk; cast whole chunks in asarray/astype (part 3/4 of #744) - #748

Merged

FrancescAlted merged 12 commits into

FabianIsensee:split-writes

Nov 5, 2026

Merged

Write scalars and NDArray values chunk by chunk; cast whole chunks in asarray/astype (part 3/4 of #744)#748
FrancescAlted merged 12 commits into
Blosc:mainfrom
FabianIsensee:split-writes

Commits on Nov 4, 2026
- Release the GIL in NDArray slice reads
  
  FabianIsensee
  and
  claude
  committed
  09e7a47
- Make GIL-free slice reads safe around fork, exit and lazy expressions
  
  FabianIsensee
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  claude
  committed
  ddd70de
- Fix crashes with frame-backed operands in miniexpr and matmul
  
  FabianIsensee
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  claude
  committed
  8fee90b
- Make the general NDArray.__getitem__ path accept the keys NumPy accepts
  
  FabianIsensee
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  claude
  committed
  0677313
- Fix SChunk.update_special(), failed data writes and decompress_chunk()
  
  FabianIsensee
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  claude
  committed
  4301191
- Clip the last chunk when collecting the True positions of a bool mask
  
  FabianIsensee
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  claude
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  6abf3f6
- Start blosc2.nthreads from BLOSC_NTHREADS and keep NUMEXPR_NUM_THREADS
  
  FabianIsensee
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  claude
  committed
  8ed4a48
- Resolve basic keys of NDArray.__getitem__/__setitem__ in Cython
  
  FabianIsensee
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  claude
  committed
  7d75617
- Lower the per-call overhead of creating arrays and of small writes
  
  FabianIsensee
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  claude
  committed
  c7a5627
- Write scalars and NDArray values chunk by chunk in NDArray.__setitem__
  
  FabianIsensee
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  claude
  committed
  5c48fa8
- Cast whole chunks with reused buffers in asarray/astype
  
  FabianIsensee
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  claude
  committed
  97e1c82
- Preserve per-handle callbacks in chunk-wise copies and fills
  
  FabianIsensee
  and
  codex
  committed
  10fa50a