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GH-40062: [C++][Python] Conversion of Table to Arrow Tensor - #41870

Merged

AlenkaF merged 34 commits into

apache:mainfrom

AlenkaF:gh-40062-table-to-tensor

Jul 1, 2026

Merged

GH-40062: [C++][Python] Conversion of Table to Arrow Tensor#41870
AlenkaF merged 34 commits into
apache:mainfrom
AlenkaF:gh-40062-table-to-tensor

Commits on Apr 9, 2026
- Add Table::ToTensor and bindings to Python with Python tests
  AlenkaF
  committed
  c8691ab
- Add C++ tests
  AlenkaF
  committed
  cd74794
- Add benchmarks
  AlenkaF
  committed
  09843d7
- Fix linter error
  AlenkaF
  committed
  9c0c6f6
- Add cmath include
  AlenkaF
  committed
  e1562f4
- Change helper function names in C++ tests, fix doctest errors
  AlenkaF
  committed
  d5a6eaf
- Correct indentations
  AlenkaF
  committed
  8854a82
- Remove code from RecordBatch::ToTensor and use Table implementation
  AlenkaF
  committed
  d2be925
- Add RecordBatchToTensor code to tensor.cc
  AlenkaF
  committed
  520561c
- Change RecordBatchToTensor to TableToTensor and update the code to work for Arrow Tables
  AlenkaF
  committed
  6bd177d
- Use TableToTensor in Table::ToTensor
  AlenkaF
  committed
  8306e73
- Fix docstrings and change index names
  AlenkaF
  committed
  afe3d1e
- Remove most of table_to_tensor tests in python and parametrize one test for both batch and table
  AlenkaF
  committed
  2fcc6b6
- Use self.table and self.batch, run linter
  AlenkaF
  committed
  c817081
- Redu unrelated linter changes
  AlenkaF
  committed
  3e213dd
- Remove shape and strides from ToTensor docstrings
  AlenkaF
  committed
  4bc7e39
- Remove s in NaNs
  AlenkaF
  committed
  7f58c55
- Pre-calculate index and remove the need to cast
  AlenkaF
  committed
  4a879f9
Commits on Apr 10, 2026
- Split batch and table path to eliminate heap-allocations for unnecessary Table creation
  AlenkaF
  committed
  1f12b90
Commits on Apr 16, 2026
- FIx missing int type change
  AlenkaF
  committed
  81baf30
- Add numpy test markers
  AlenkaF
  committed
  e1cbc85
Commits on Apr 17, 2026
- Parametrize with string
  AlenkaF
  committed
  065185d
Commits on Apr 30, 2026
- Apply suggestions from code review
  
  AlenkaF
  and
  tadeja
  authored
  5d37089
Commits on May 12, 2026
- Apply suggestion from @tadeja
  
  AlenkaF
  and
  tadeja
  authored
  7b2a140
- Apply suggestion from @tadeja
  
  AlenkaF
  and
  tadeja
  authored
  6761e98
Commits on Jun 1, 2026
- Apply suggestions from code review
  
  AlenkaF
  and
  Copilot
  authored
  85118f2
- Update batch to tensor python tests for float16
  AlenkaF
  committed
  af8422f
- Apply suggestions from code review
  
  AlenkaF
  and
  Copilot
  authored
  06a2d3c
Commits on Jun 8, 2026
- Make updates for folat16 NaNs
  AlenkaF
  committed
  fd2f20d
Commits on Jul 1, 2026
- Update cpp/src/arrow/tensor.cc
  
  AlenkaF
  and
  tadeja
  authored
  bd52eec
- Apply suggestions from code review
  
  AlenkaF
  and
  rok
  authored
  8f1d593
- Apply suggestion from @rok
  
  AlenkaF
  and
  rok
  authored
  c821847
- Run linter
  AlenkaF
  committed
  7d2e68f
- Use internal::MultiplyWithOverflow when allocating buffer
  AlenkaF
  committed
  81bb077

Commits

Commits on Apr 9, 2026

Commits on Apr 10, 2026

Commits on Apr 16, 2026

Commits on Apr 17, 2026

Commits on Apr 30, 2026

Commits on May 12, 2026

Commits on Jun 1, 2026

Commits on Jun 8, 2026

Commits on Jul 1, 2026