data-apis/array-api

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RFC document, tooling and other content related to the array API standard

Stars: 281
Forks: 52
Open beginner issues: 0
Indexed issues: 81

Dominant language: Python
License: MIT
Last GitHub push: Jul 22, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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81 open issues indexed

[Bug]: formula for `pinv` is transpose of the pseudoinverse Open

Difficulty 1/5 1-3 hours Newbie friendliness 88/100

data-apis/array-api#1014 · Opened Sep 13, 2026
FYI/Clarification for `*_like(arr)` functions using `arr.device` Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#1013 · 3 comments · Opened Sep 8, 2026
docs: `__array_namespace_info__` erroneously under an `info` namespace? Open

Maintenance

data-apis/array-api#1012 · 2 comments · 1 assignee · Opened Aug 11, 2026
RFC: zero-dimensional `indices` array for `take` Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#1010 · 3 comments · Opened Aug 5, 2026
`asarray` with `copy=False` produces new array? Open

Difficulty 3/5 1-2 days Newbie friendliness 50/100

data-apis/array-api#1009 · 3 comments · 1 reaction · Opened Aug 5, 2026
RFC: add support for computing the variance of complex array Open

RFC topic: Complex Data Types topic: Statistics

Difficulty 5/5 Over a week Newbie friendliness 48/100

data-apis/array-api#1007 · 5 comments · Opened Jun 23, 2026
Leave sign of 0 unspecified for tanh `inf + yj` Open

Difficulty 2/5 1-3 hours Newbie friendliness 70/100

data-apis/array-api#1006 · 2 comments · Opened May 14, 2026
[RFC]: Updates for float16/bfloat16 and for dtypes that are lacking full support in libraries Open

API change RFC

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#998 · 5 comments · 1 reaction · Opened Mar 5, 2026
bitwise shift of booleans? Open

Narrative Content

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#997 · 1 comment · Opened Mar 3, 2026
add 'should' suggestion for `NotImplemented` and reflected operators Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

data-apis/array-api#993 · Opened Feb 23, 2026
[RFC]: add APIs for array equality to a scalar Open

Needs Discussion RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#985 · 9 comments · Opened Dec 19, 2025
RFC: add APIs for setting elements via an array of indices (i.e., put, put_along_axis, etc) Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#979 · Opened Oct 21, 2025
RFC: Why `stable=True` is the default for `xp.sort`? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#976 · 12 comments · Opened Oct 3, 2025
docs: publish list of implementations of the array API standard Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

data-apis/array-api#975 · 3 comments · 2 reactions · Opened Sep 29, 2025
[DLPack] Update stream=None default guideline Open

API change topic: DLPack

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#974 · 3 comments · 2 reactions · Opened Sep 22, 2025
[RFC]: DLPack C Function for Speed Exchange Open

API extension Needs Discussion RFC topic: Device Handling topic: DLPack

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#973 · 2 comments · 2 reactions · Opened Sep 12, 2025
[RFC]: DLPack based exchange of dtype and Device Open

API extension Needs Discussion RFC topic: Device Handling topic: DLPack

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#972 · 3 comments · 3 reactions · Opened Sep 7, 2025
Preferences regarding "core dimension" Open

Question

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#966 · 3 comments · Opened Aug 22, 2025
RFC: allow scalars and 0D arrays in `concat` Open

API change RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#946 · 11 comments · 1 reaction · Opened May 18, 2025
PyTorch 'meta' device needs per-device capabilities Open

API change

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

data-apis/array-api#945 · 3 comments · Opened May 18, 2025
DOC: explicitly state that `count_nonzero` with `axis=()` is unspecified. Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

data-apis/array-api#937 · 1 reaction · Opened May 9, 2025
What does `matrix_transpose` do when passed an array with fewer than 2 dimensions? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

data-apis/array-api#936 · 2 comments · Opened May 1, 2025
Should broadcast_arrays return a tuple instead of a list? Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#934 · 3 comments · Opened Apr 26, 2025
`diff` to allow Python scalar or 0d array `append` and `prepend`? Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#930 · 3 comments · Opened Apr 18, 2025
Boolean indexing when elements of mask shape are zero? Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#929 · 1 comment · Opened Apr 18, 2025
Standardize "pinned" dtype promotions Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#927 · 3 comments · Opened Apr 15, 2025
Multi-device support meta-thread Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#918 · 1 comment · 1 reaction · Opened Mar 31, 2025
RFC: update `full` to accept 0D arrays for `fill_value` Open

RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#909 · 11 comments · 3 reactions · Opened Feb 28, 2025
RFC: specify expected behavior for `matrix_norm` and `vector_norm` when provided an empty array Open

RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#901 · 2 comments · Opened Feb 18, 2025
On the ambiguity of `.shape` behavior Open

topic: Lazy/Graph

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#891 · 16 comments · Opened Feb 4, 2025
RFC: assignment via integer array indexing Open

RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#864 · 39 comments · 1 reaction · Opened Nov 28, 2024
How to infer appropriate `dtype` from `uint` to `int` and `float` to `complex`? Open

topic: Complex Data Types topic: Type Promotion

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#859 · 3 comments · Opened Nov 25, 2024
Why `_types.finfo_object` and `_types.iinfo_object`, `_array_object._array` does not inherit `Protocol` ? Open

topic: Static Typing

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#856 · Opened Nov 24, 2024
Community meetings Open

Community

Difficulty 1/5 Under an hour Newbie friendliness 25/100

data-apis/array-api#853 · 17 comments · 5 reactions · Opened Nov 12, 2024
RFC: add `"mutable arrays"` to `capabilities` Open

API extension Needs Discussion RFC topic: Inspection

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#845 · 21 comments · 4 reactions · Opened Sep 23, 2024
RFC: In-memory sparse array interchange Open

API extension Needs Discussion RFC topic: DLPack

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#840 · 32 comments · Opened Sep 6, 2024
RFC: add `materialize` to materialize lazy arrays Open

API extension Needs Discussion RFC topic: Lazy/Graph

data-apis/array-api#839 · 28 comments · 1 assignee · Opened Aug 31, 2024
Clarify definitions of "default device" and "current device" Open

Narrative Content topic: Device Handling

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#835 · 9 comments · 3 reactions · Opened Aug 15, 2024
Support for DLPack exchange of hot buffers Open

Needs Discussion topic: DLPack

Difficulty 5/5 Over a week Newbie friendliness 35/100

data-apis/array-api#829 · 5 comments · Opened Jul 30, 2024
RFC: `item()` to return scalar for arrays with exactly 1 element. Open

API extension Needs Discussion RFC

Difficulty 4/5 3-5 days Newbie friendliness 35/100

data-apis/array-api#815 · 8 comments · Opened Jun 20, 2024
RFC: add bincount Open

API extension Needs Discussion RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#812 · 6 comments · Opened Jun 5, 2024
Being clearer about use of RFC 2119 Open

Narrative Content

Difficulty 5/5 Over a week Newbie friendliness 28/100

data-apis/array-api#796 · 9 comments · 1 reaction · Opened Apr 22, 2024
RFC: add support for determining the size of arrays in bytes Open

API extension Needs Discussion RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#789 · 3 comments · Opened Apr 17, 2024
RFC: Consider updating `copy` semantics in `astype` to `False/None/True` Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#788 · 13 comments · Opened Apr 15, 2024
RFC: add support for querying whether an array library explicitly supports strides Open

API extension Needs Discussion RFC topic: Inspection

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#764 · 7 comments · Opened Mar 21, 2024
Handling materialization of lazy arrays Open

topic: Lazy/Graph

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#748 · 10 comments · Opened Feb 13, 2024
RFC: add support for batched matmul / einsum / batched tensordot Open

Needs Discussion RFC topic: Linear Algebra

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#727 · 21 comments · 2 reactions · Opened Jan 3, 2024
RFC: special function extension Open

API extension Needs Discussion RFC

Difficulty 5/5 Over a week Newbie friendliness 25/100

data-apis/array-api#725 · 18 comments · 10 reactions · Opened Dec 20, 2023
RFC: add a way to convert back to Python (`tolist`) Open

API extension Needs Discussion RFC

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#710 · 18 comments · Opened Nov 17, 2023
Type hints for other projects Open

topic: Static Typing

Difficulty 5/5 Over a week Newbie friendliness 30/100

data-apis/array-api#697 · 2 comments · 1 reaction · Opened Oct 23, 2023

data-apis/array-api

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