Switches to conda for cuda requirements

Author: purepani

.github/workflows/build.yml

@@ -41,7 +41,6 @@ jobs:
       run: |
         envname="${GITHUB_REPOSITORY##*/}-${GITHUB_RUN_ID}.${GITHUB_RUN_NUMBER}"
         echo "envname=$envname" >> $GITHUB_OUTPUT
-        sed -ri -e 's/^(name: ).*/\1$envname/' -e '/ python /d' -e 's/(.* numpy) .*/\1=${{ matrix.numpy-version }}/' scripts/requirements-test.yml
     - uses: conda-incubator/setup-miniconda@v3
       with:
         python-version: ${{ matrix.python-version }}

.github/workflows/build_uv.yml

@@ -22,7 +22,7 @@ on:
     - 'NOTICE.txt'
     - 'README.md'
 jobs:
-  test-cuda:
+  uv-test-cuda:
     defaults: {run: {shell: 'bash -el {0}'}}
     runs-on: [self-hosted, python, cuda]
     strategy:
@@ -32,22 +32,40 @@ jobs:
     steps:
     - uses: actions/checkout@v4
       with: {fetch-depth: 0, submodules: recursive}
-    - name: Set up CUDA
-      uses: Jimver/cuda-toolkit@master
-      id: cuda-toolkit
     - name: Install uv
       uses: astral-sh/setup-uv@v5 
       with:
         version: "0.6.5"
+    - id: reqs
+      name: set requirements
+      run: |
+        envname="${GITHUB_REPOSITORY##*/}-${GITHUB_RUN_ID}.${GITHUB_RUN_NUMBER}"
+        echo "envname=$envname" >> $GITHUB_OUTPUT
+    - uses: conda-incubator/setup-miniconda@v3
+      with:
+        python-version: ${{ matrix.python-version }}
+        environment-file: scripts/requirements-cuda.yml
+        activate-environment: ${{ steps.reqs.outputs.envname }}
+        run-post: false
     - name: "Set up Python" 
       uses: actions/setup-python@v5 
       with:
         python-version: ${{ matrix.python-version }}
     - name: "Install Project"
-      run: uv sync --dev --all-extras
+      run: | 
+        conda activate "${{ steps.reqs.outputs.envname }}"
+        conda install conda-forge::cudatoolkit-dev=11.7.0
+        uv sync --dev --all-extras
     - name: test
       run: CIL_DATA_DIR=./Wrappers/Python/data uv run --dev python -m unittest discover -v -k tigre -k TIGRE -k astra -k ASTRA -k gpu -k GPU ./Wrappers/Python/test
-  test:
+    - if: always()
+      name: Post Run conda-incubator/setup-miniconda@v3
+      shell: bash
+      run: |
+        sed -i '/${{ steps.reqs.outputs.envname }}/d' ~/.profile
+        source ~/.profile
+        conda env remove -n "${{ steps.reqs.outputs.envname }}"
+  uv-test:
     defaults: {run: {shell: 'bash -el {0}'}}
     runs-on: ubuntu-22.04
     strategy:
@@ -72,6 +90,6 @@ jobs:
     - name: test
       run: CIL_DATA_DIR=./Wrappers/Python/data uv run --dev python -m unittest discover -v ./Wrappers/Python/test
   pass:
-    needs: [test-cuda, test]
+    needs: [uv-test-cuda, uv-test]
     runs-on: ubuntu-22.04
     steps: [{run: echo success}]

scripts/requirements-cuda.yml

@@ -0,0 +1,20 @@
+# Copyright 2023 United Kingdom Research and Innovation
+# Copyright 2023 The University of Manchester
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#     http://www.apache.org/licenses/LICENSE-2.0
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# Authors:
+# CIL Developers, listed at: https://github.com/TomographicImaging/CIL/blob/master/NOTICE.txt
+name: cuda_dev
+channels:
+  - conda-forge
+  #- nvidia
+dependencies:
+  # base (vis. recipe/conda_build_config.yaml)
+  - python >=3.10