From 2eaf4da348a5d83487f1dbc7da070aea1585ab30 Mon Sep 17 00:00:00 2001
From: James Lamb <jlamb@nvidia.com>
Date: Mon, 6 Jul 2026 11:52:52 -0500
Subject: [PATCH] remove 'cuda-python' dependency, test against oldest numba
 and numpy

---
 ci/test_python.sh                             |  2 +-
 .../all_cuda-129_arch-aarch64.yaml            |  1 -
 .../all_cuda-129_arch-x86_64.yaml             |  1 -
 .../all_cuda-133_arch-aarch64.yaml            |  1 -
 .../all_cuda-133_arch-x86_64.yaml             |  1 -
 conda/recipes/cuopt/recipe.yaml               |  6 ------
 dependencies.yaml                             | 21 +++++++++----------
 python/cuopt/pyproject.toml                   |  1 -
 8 files changed, 11 insertions(+), 23 deletions(-)

diff --git a/ci/test_python.sh b/ci/test_python.sh
index e346ea5fdb..06ce5a5616 100755
--- a/ci/test_python.sh
+++ b/ci/test_python.sh
@@ -20,7 +20,7 @@ rapids-dependency-file-generator \
   --file-key test_python \
   --prepend-channel "${CPP_CHANNEL}" \
   --prepend-channel "${PYTHON_CHANNEL}" \
-  --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION}" | tee env.yaml
+  --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION};dependencies=${RAPIDS_DEPENDENCIES}" | tee env.yaml
 
 rapids-mamba-retry env create --yes -f env.yaml -n test
 
diff --git a/conda/environments/all_cuda-129_arch-aarch64.yaml b/conda/environments/all_cuda-129_arch-aarch64.yaml
index ac52f72af1..6975b7a552 100644
--- a/conda/environments/all_cuda-129_arch-aarch64.yaml
+++ b/conda/environments/all_cuda-129_arch-aarch64.yaml
@@ -16,7 +16,6 @@ dependencies:
 - cpp-argparse
 - cuda-nvcc
 - cuda-nvtx-dev
-- cuda-python>=12.9.2,<13.0
 - cuda-sanitizer-api
 - cuda-version=12.9
 - cudf==26.8.*,>=0.0.0a0
diff --git a/conda/environments/all_cuda-129_arch-x86_64.yaml b/conda/environments/all_cuda-129_arch-x86_64.yaml
index 40758e9d6d..2785e5e66c 100644
--- a/conda/environments/all_cuda-129_arch-x86_64.yaml
+++ b/conda/environments/all_cuda-129_arch-x86_64.yaml
@@ -16,7 +16,6 @@ dependencies:
 - cpp-argparse
 - cuda-nvcc
 - cuda-nvtx-dev
-- cuda-python>=12.9.2,<13.0
 - cuda-sanitizer-api
 - cuda-version=12.9
 - cudf==26.8.*,>=0.0.0a0
diff --git a/conda/environments/all_cuda-133_arch-aarch64.yaml b/conda/environments/all_cuda-133_arch-aarch64.yaml
index 2bd3831315..25ac9c4048 100644
--- a/conda/environments/all_cuda-133_arch-aarch64.yaml
+++ b/conda/environments/all_cuda-133_arch-aarch64.yaml
@@ -16,7 +16,6 @@ dependencies:
 - cpp-argparse
 - cuda-nvcc
 - cuda-nvtx-dev
-- cuda-python>=13.0.1,<14.0
 - cuda-sanitizer-api
 - cuda-version=13.3
 - cudf==26.8.*,>=0.0.0a0
diff --git a/conda/environments/all_cuda-133_arch-x86_64.yaml b/conda/environments/all_cuda-133_arch-x86_64.yaml
index d3e3ec88ed..ad24412add 100644
--- a/conda/environments/all_cuda-133_arch-x86_64.yaml
+++ b/conda/environments/all_cuda-133_arch-x86_64.yaml
@@ -16,7 +16,6 @@ dependencies:
 - cpp-argparse
 - cuda-nvcc
 - cuda-nvtx-dev
-- cuda-python>=13.0.1,<14.0
 - cuda-sanitizer-api
 - cuda-version=13.3
 - cudf==26.8.*,>=0.0.0a0
diff --git a/conda/recipes/cuopt/recipe.yaml b/conda/recipes/cuopt/recipe.yaml
index 8662d54810..fa134c6e5f 100644
--- a/conda/recipes/cuopt/recipe.yaml
+++ b/conda/recipes/cuopt/recipe.yaml
@@ -79,9 +79,6 @@ requirements:
     - rapids-build-backend >=0.4.0,<0.5.0
     - rmm =${{ minor_version }}
     - scikit-build-core>=0.11.0
-    - if: cuda_major == "12"
-      then: cuda-python >=12.9.2,<13.0
-      else: cuda-python >=13.0.1,<14.0
   run:
     - ${{ pin_compatible("cuda-version", upper_bound="x", lower_bound="x") }}
     - cudf =${{ minor_version }}
@@ -100,9 +97,6 @@ requirements:
     - cuda-nvcc-impl
     # TODO: Add nvjitlink here
     # xref: https://github.com/rapidsai/cudf/issues/12822
-    - if: cuda_major == "12"
-      then: cuda-python >=12.9.2,<13.0
-      else: cuda-python >=13.0.1,<14.0
   ignore_run_exports:
     by_name:
       - cuda-version
diff --git a/dependencies.yaml b/dependencies.yaml
index f5ccef91bc..dd2dea32be 100644
--- a/dependencies.yaml
+++ b/dependencies.yaml
@@ -310,6 +310,16 @@ dependencies:
           - pytest-cov
           - pytest-rerunfailures
           - pytest-xdist
+    specific:
+      - output_types: [conda, requirements, pyproject]
+        matrices:
+          - matrix:
+              dependencies: "oldest"
+            packages:
+              - numba-cuda==0.22.*
+              - numpy==2.0.*
+          - matrix:
+            packages:
   test_python_cuopt:
     common:
       - output_types: [conda]
@@ -327,17 +337,6 @@ dependencies:
           - &pandas pandas>=2.0
           - *pyyaml
           - scipy>=1.14.1
-    specific:
-      - output_types: [conda, requirements, pyproject]
-        matrices:
-          - matrix:
-              cuda: "12.*"
-            packages:
-              - cuda-python>=12.9.2,<13.0
-          # fallback to CUDA 13 versions if 'cuda' is '13.*' or not provided
-          - matrix:
-            packages:
-              - cuda-python>=13.0.1,<14.0
 
   test_python_cuopt_server:
     common:
diff --git a/python/cuopt/pyproject.toml b/python/cuopt/pyproject.toml
index 0353224663..e7474f51cc 100644
--- a/python/cuopt/pyproject.toml
+++ b/python/cuopt/pyproject.toml
@@ -19,7 +19,6 @@ authors = [
 license = "Apache-2.0"
 requires-python = ">=3.11"
 dependencies = [
-    "cuda-python>=13.0.1,<14.0",
     "cudf==26.8.*,>=0.0.0a0",
     "cupy-cuda13x[ctk]>=14.0.1,!=14.1.0",
     "libcuopt==26.8.*,>=0.0.0a0",