Attempt to fix CI.

.github/workflows/ci.yml

@@ -34,27 +34,15 @@ jobs:
     steps:
       - name: Checkout Repo
         uses: actions/checkout@v4
-      - uses: mamba-org/setup-micromamba@v2
+      - uses: prefix-dev/setup-pixi@v0.8.1
         with:
-          environment-file: ci/environment.yml
-          init-shell: >-
-            bash
-          cache-environment: true
-          cache-downloads: true
-          post-cleanup: 'all'
-          create-args: >-
-            python=${{ matrix.python }}
-            ${{ matrix.pip_opts }}
-      - name: Install package
-        run: |
-          pip install -e '.[tests]'
-#          micromamba remove numba
-#          micromamba install -c numba numba
+          pixi-version: v0.39.2
+          cache: true
       - name: Run tests
         run: |
-          SPARSE_BACKEND=Numba pytest --pyargs sparse --doctest-modules --cov-report=xml:coverage_Numba.xml -n0 -vvv
-          SPARSE_BACKEND=Finch pytest --pyargs sparse/tests --cov-report=xml:coverage_Finch.xml -n0 -vvv
-          SPARSE_BACKEND=MLIR pytest --pyargs sparse/mlir_backend --cov-report=xml:coverage_MLIR.xml -n0 -vvv
+          pixi run -e test test --cov-report=xml:coverage_Numba.xml -vvv
+          pixi run -e finch-dev test-finch --cov-report=xml:coverage_Finch.xml -vvv
+          pixi run -e mlir-dev test-mlir --cov-report=xml:coverage_MLIR.xml -vvv
       - uses: codecov/codecov-action@v5
         if: always()
         with:

.gitignore

@@ -85,4 +85,3 @@ docs/examples_ipynb/
 
 # Pixi envs
 .pixi/
-pixi.lock

conftest.py

@@ -1,3 +1,7 @@
+import pathlib
+
+import sparse
+
 import pytest
 
 
@@ -7,8 +11,18 @@ def add_doctest_modules(doctest_namespace):
 
     import numpy as np
 
-    if sparse._BackendType.Numba != sparse._BACKEND:
-        pass  # TODO: pytest.skip() skips Finch and MLIR tests
-
     doctest_namespace["np"] = np
     doctest_namespace["sparse"] = sparse
+
+
+def pytest_ignore_collect(collection_path: pathlib.Path, config: pytest.Config) -> bool | None:
+    if "numba_backend" in collection_path.parts and sparse._BackendType.Numba != sparse._BACKEND:
+        return True
+
+    if "mlir_backend" in collection_path.parts and sparse._BackendType.MLIR != sparse._BACKEND:
+        return True
+
+    if "finch_backend" in collection_path.parts and sparse._BackendType.Finch != sparse._BACKEND:
+        return True
+
+    return None