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Setup cuda-python integration tests

CI/CDCI/CD infrastructureCI/CD infrastructure

EPICSoul of a releaseSoul of a release

P0High priority - Must do!High priority - Must do!

Status: Open.

Epic

#1955 In NVIDIA/cuda-python;

· rparolin opened on Apr 20, 2026

Support batched memory movement

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P0High priority - Must do!High priority - Must do!

Status: Open.

#1333 In NVIDIA/cuda-python;

· leofang opened on Dec 6, 2025

[FEA]: Expand cuda.core.system to near 100% NVML coverage

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

Status: Open.

Epic

#1600 In NVIDIA/cuda-python;

· mdboom opened on Feb 11, 2026

cuda-core build_hooks.py missing compiler/linker flags present in cuda-bindings

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

packagingAnything related to wheels or Conda packagesAnything related to wheels or Conda packages

Status: Open.

Task

#1882 In NVIDIA/cuda-python;

· leofang opened on Apr 8, 2026

Allow user-provided annotation for kernels generated from Program andObjectCode

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#1281 In NVIDIA/cuda-python;

· leofang opened on Nov 20, 2025

WIP: Support passing SMV as a kernel argument of type cuda::std::mdspan

blockedThis task is currently blocked by other tasksThis task is currently blocked by other tasks

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Draft (not ready).

NVIDIA/cuda-pythonnumber 1387

#1387 In NVIDIA/cuda-python;

· leofang opened on Dec 16, 2025

demo: use pytest subtests in cuda.core system device loops to ensure full test coverage

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

Status: Draft (not ready).

NVIDIA/cuda-pythonnumber 2009

#2009 In NVIDIA/cuda-python;

· rwgk opened on May 1, 2026

WIP: Add cuda.core.utils.make_aligned_dtype

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Draft (not ready).

NVIDIA/cuda-pythonnumber 1636

#1636 In NVIDIA/cuda-python;

· leofang opened on Feb 18, 2026

[FEA]: Tests for ltoir, fatbin, object, and library constructors

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

testImprovements or additions to testsImprovements or additions to tests

Status: Open.

Task

#663 In NVIDIA/cuda-python;

· brandon-b-miller opened on May 29, 2025

test_vmm_allocator_policy_configuration failure: Windows / A6000 / WDDM

bugSomething isn't workingSomething isn't working

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

Status: Open.

Bug

#1264 In NVIDIA/cuda-python;

· rwgk opened on Nov 18, 2025

Harden _py_host_destructor against invocation after Py_Finalize

bugSomething isn't workingSomething isn't working

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P2Low priority - Nice to haveLow priority - Nice to have

Status: Open.

#2042 In NVIDIA/cuda-python;

· Andy-Jost opened on May 6, 2026

Add API auditing to AGENTS.md

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#1960 In NVIDIA/cuda-python;

· mdboom opened on Apr 22, 2026

Revisit user object lifetime testing

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

testImprovements or additions to testsImprovements or additions to tests

Status: Open.

#2044 In NVIDIA/cuda-python;

· Andy-Jost opened on May 7, 2026

Measure and track cuda.core import time

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

performance

Status: Open.

#2045 In NVIDIA/cuda-python;

· leofang opened on May 7, 2026

Add managed-memory advise, prefetch, and discard-prefetch free functions

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Open (in progress).

NVIDIA/cuda-pythonnumber 1775

#1775 In NVIDIA/cuda-python;

· rparolin opened on Mar 17, 2026

Rework Linker dispatching for cross-major nvJitLink/driver skew

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P0High priority - Must do!High priority - Must do!

Status: Open (in progress).

NVIDIA/cuda-pythonnumber 1911

#1911 In NVIDIA/cuda-python;

· cpcloud opened on Apr 14, 2026

cuda.core: Cythonize GraphBuilder and Graph with handle-layer cleanup

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P1Medium priority - Should doMedium priority - Should do

Status: Open (in progress).

NVIDIA/cuda-pythonnumber 2008

#2008 In NVIDIA/cuda-python;

· Andy-Jost opened on May 1, 2026

cuda.core: add GraphBuilder.graph_definition property

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P1Medium priority - Should doMedium priority - Should do

Status: Open (in progress).

NVIDIA/cuda-pythonnumber 2026

#2026 In NVIDIA/cuda-python;

· Andy-Jost opened on May 5, 2026

[FEA]: private constructor prevents derived classes of cythonized Stream, Event

bugSomething isn't workingSomething isn't working

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

triageNeeds the team's attentionNeeds the team's attention

Status: Open.

#750 In NVIDIA/cuda-python;

· carterbox opened on Jul 9, 2025

CUDA graph phase N - graph updates

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#1330 In NVIDIA/cuda-python;

· leofang opened on Dec 6, 2025

Support managed memory advise, prefetch, and discard-prefetch

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

featureNew feature or requestNew feature or request

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#1332 In NVIDIA/cuda-python;

· leofang opened on Dec 6, 2025

Python latency testing & benchmarking

cuda.bindingsEverything related to the cuda.bindings moduleEverything related to the cuda.bindings module

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

P1Medium priority - Should doMedium priority - Should do

Status: Open.

Initiative

#1580 In NVIDIA/cuda-python;

· leofang opened on Feb 5, 2026

EPIC: Port Rapids projects from pynvml to cuda.core.system

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

EPICSoul of a releaseSoul of a release

P1Medium priority - Should doMedium priority - Should do

Status: Open.

Epic

#1915 In NVIDIA/cuda-python;

· mdboom opened on Apr 15, 2026

EPIC: In the NVIDIA org, port uses of pynvml to cuda.core.system

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

EPICSoul of a releaseSoul of a release

P1Medium priority - Should doMedium priority - Should do

Status: Open.

Epic

#1920 In NVIDIA/cuda-python;

· mdboom opened on Apr 15, 2026

Inconsistent lifetime management across from_handle / from_* APIs

cuda.coreEverything related to the cuda.core moduleEverything related to the cuda.core module

enhancementAny code-related improvementsAny code-related improvements

P1Medium priority - Should doMedium priority - Should do

Status: Open.

#1989 In NVIDIA/cuda-python;

· leofang opened on Apr 29, 2026