Use non-standard Python package manager uv in oneAPI CI (#3550)

* ci(oneapi.yml): test build with non-pip (uv) frontend

* uv through conda

* Remove pip with the hope people use uv.

* rm --check-build-dependencies

---------

Co-authored-by: Jack S. Hale <[email protected]>

Author: Saransh-cpp

.github/workflows/oneapi.yml

@@ -56,7 +56,7 @@ jobs:
           conda list
 
       - name: Install Basix
-        run: pip install --no-build-isolation git+https://github.com/FEniCS/basix.git@${{ needs.fenicsx-refs.outputs.basix_ref }}
+        run: uv pip install --no-build-isolation git+https://github.com/FEniCS/basix.git@${{ needs.fenicsx-refs.outputs.basix_ref }}
 
       - name: Clone FFCx
         uses: actions/checkout@v4
@@ -82,8 +82,8 @@ jobs:
 
       - name: Install UFL and FFCx modules
         run: |
-          pip install --no-build-isolation git+https://github.com/FEniCS/ufl.git@${{ needs.fenicsx-refs.outputs.ufl_ref }}
-          pip install --no-build-isolation ffcx/
+          uv pip install --no-build-isolation git+https://github.com/FEniCS/ufl.git@${{ needs.fenicsx-refs.outputs.ufl_ref }}
+          uv pip install --no-build-isolation ffcx/
 
       - name: Build and run DOLFINx C++ unit tests (serial and MPI)
         run: |
@@ -102,7 +102,7 @@ jobs:
           ctest -R demo -R mpi_2
 
       - name: Build DOLFINx Python interface
-        run: pip -v install --check-build-dependencies --no-build-isolation --config-settings=cmake.build-type="Developer" python/
+        run: uv pip -v install --no-build-isolation --config-settings=cmake.build-type="Developer" python/
       - name: Run DOLFINx demos (Python, serial)
         run: python -m pytest -v -n=2 -m serial --durations=10 python/demo/test.py
       - name: Run DOLFINx demos (Python, MPI (np=2))

python/conda-oneapi-test-env.yml

@@ -29,5 +29,5 @@ dependencies:
   - cmake
   - ninja
   - pkg-config
-  - pip
   - git
+  - uv