Use Pixi

.gitattributes

@@ -1,2 +1,4 @@
 intake_dataframe_catalog/_version.py export-subst
 src/intake_dataframe_catalog/_version.py export-subst
+# SCM syntax highlighting & preventing 3-way merges
+pixi.lock merge=binary linguist-language=YAML linguist-generated=true

.github/workflows/ci.yml

@@ -22,41 +22,25 @@ jobs:
       max-parallel: 10 # ACCESS-NRI has a limit of 20. This leaves room for other jobs.
       matrix:
         os: ["ubuntu-latest", "windows-latest", "macos-latest"]
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
-
+        environment: [test-py310, test-py311, test-py312, test-py313]
     steps:
-      - name: Checkout source
-        uses: actions/checkout@v5
-
-      - name: Setup conda environment
-        uses: conda-incubator/setup-miniconda@v3
-        with:
-          miniconda-version: "latest"
-          python-version: ${{ matrix.python-version }}
-          environment-file: ci/environment-${{ matrix.python-version }}.yml
-          activate-environment: intake-df-cat-test
-          auto-activate-base: false
-
-      - name: Test build distribution
-        shell: bash -l {0}
-        run: |
-          git clean -xdf
-          pyproject-build
-
-      - name: Install source
-        shell: bash -l {0}
-        run: python -m pip install .
-
-      - name: List installed packages
-        shell: bash -l {0}
-        run: conda list
-
-      - name: Run tests
-        shell: bash -l {0}
-        run: python -m pytest -s --cov=intake_dataframe_catalog --cov-report=xml .
-
-      - name: Upload code coverage
-        uses: codecov/codecov-action@v5
-        with:
-          files: ./coverage.xml
-          token: ${{ secrets.CODECOV_TOKEN }}
+    - uses: actions/checkout@v5.0.0
+    - uses: prefix-dev/setup-pixi@v0.9.2
+      with:
+        environments: ${{ matrix.environment }}
+        frozen: true # This seems hacky?
+
+    - name: Clean git workspace
+      run: |
+        git clean -fdx
+        git reset --hard HEAD
+
+    - name: Run tests and generate coverage report
+      run: |
+        pixi clean && pixi run -e ${{ matrix.environment }} test-cov
+
+    - name: Upload code coverage
+      uses: codecov/codecov-action@v5
+      with:
+        token: ${{ secrets.codecov_token }}
+        files: ./coverage.xml

.gitignore

@@ -131,3 +131,6 @@ dmypy.json
 # Files
 sandpit.ipynb
 .DS_Store
+# pixi environments
+.pixi/*
+!.pixi/config.toml

pyproject.toml

@@ -17,17 +17,10 @@ dependencies = [
     "intake >= 0.7.0",
     "itables",
     "pandas",
-    "polars>=1.12,<1.33"
+    "polars>=1.12"
 ]
 dynamic = ["version"]
 
-[project.optional-dependencies]
-test = [
-    "pytest",
-    "pytest-cov",
-    "tox",
-]
-
 [project.entry-points."intake.drivers"]
 df_catalog = "intake_dataframe_catalog.core:DfFileCatalog"
 
@@ -105,3 +98,49 @@ max-complexity = 18
 [tool.ruff.isort]
 known-first-party = ["intake_dataframe_catalog"]
 
+[tool.pixi.workspace]
+channels = ["conda-forge","accessnri"]
+platforms = ["osx-arm64", "linux-64", "win-64"]
+
+[tool.pixi.environments]
+default = { features = ["dev","py313"], solve-group = "default" }
+test-py310 = { features = ["py310", "test"] }
+test-py311 = { features = ["py311", "test"] }
+test-py312 = { features = ["py312", "test"] }
+test-py313 = { features = ["py313", "test"] }
+
+[tool.pixi.feature.dev.pypi-dependencies]
+intake_dataframe_catalog = { path = ".", editable = true }
+
+[tool.pixi.feature.test.pypi-dependencies]
+intake_dataframe_catalog = { path = ".", editable = false }
+
+[tool.pixi.feature.test.tasks]
+test = {cmd = "pytest tests", description = "Run tests"}
+test-cov = {cmd = "pytest -s --cov=intake_dataframe_catalog --cov-report=xml tests && coverage xml", description = "Run tests with coverage and generate xml report"}
+
+[tool.pixi.feature.test.dependencies]
+pytest = ">=8.4.1,<9"
+pytest-cov = ">=7.0.0,<8"
+xarray = ">=2025.6.1,<2026"
+intake-esm-access = { version = ">=2025.10.14,<2026", channel = "accessnri" }
+
+[tool.pixi.feature.dev.tasks]
+pre-commit-install = { cmd = "pre-commit install", description = "Install pre-commit hooks" }
+dump-conda-env = { cmd = "pixi workspace export conda-environment --name intake-dfcat-test > env.yml", description = "Dump conda environment to env.yml" }
+
+[tool.pixi.feature.dev.dependencies]
+pytest = ">=8.4.2,<9"
+pytest-cov = ">=7.0.0,<8"
+
+[tool.pixi.feature.py310.dependencies]
+python = "3.10.*"
+
+[tool.pixi.feature.py311.dependencies]
+python = "3.11.*"
+
+[tool.pixi.feature.py312.dependencies]
+python = "3.12.*"
+
+[tool.pixi.feature.py313.dependencies]
+python = "3.13.*"