Enable pixi

.gitattributes

@@ -0,0 +1,2 @@
+# GitHub syntax highlighting
+pixi.lock linguist-language=YAML linguist-generated=true

.github/workflows/ci.yml

@@ -20,18 +20,15 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@v4
 
-      - name: Setup Python
-        uses: actions/setup-python@v5
+      - name: Setup pixi
+        uses: prefix-dev/setup-[email protected]
         with:
-          python-version: "3.10"
-          cache: 'pip'
-          cache-dependency-path: pyproject.toml
-
-      - name: Install Python packages
-        run: pip install ".[lint]"
+          pixi-version: v0.32.0
+          environments: dev
+          activate-environment: true
 
       - name: Run ruff
-        run: ruff check .
+        run: pixi run lint
 
   build:
     name: Build
@@ -41,22 +38,18 @@ jobs:
       - name: Checkout repo
         uses: actions/checkout@v3
 
-      - name: Setup Python
-        uses: actions/setup-python@v5
+      - name: Setup pixi
+        uses: prefix-dev/setup-[email protected]
         with:
-          python-version: "3.10"
-
-      - name: Install Python packages
-        run: |
-          pip install --upgrade pip
-          pip install build twine
-          pip --verbose install .
+          pixi-version: v0.32.0
+          environments: dev
+          activate-environment: true
 
       - name: Print package version
         run: python -c "from flopy4 import version; print(version.__version__)"
 
       - name: Build package
-        run: python -m build
+        run: pixi run build
 
   test:
     name: Test
@@ -68,7 +61,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ ubuntu-22.04, macos-12, windows-2022 ]
-        python: [ "3.10", "3.11", "3.12" ]
+        python: [ "310", "311", "312" ]
     env:
       GCC_V: 11
     steps:
@@ -81,13 +74,12 @@ jobs:
         with:
           repo: modflow6-nightly-build
 
-      - name: Setup Python
-        uses: actions/setup-python@v5
+      - name: Setup pixi
+        uses: prefix-dev/setup-[email protected]
         with:
-          python-version: ${{ matrix.python }}
-
-      - name: Install Python packages
-        run: pip install ".[test]"
+          pixi-version: v0.32.0
+          environments: test${{ matrix.python }}
+          activate-environment: true
 
       - name: Run tests
-        run: pytest -v -n auto
+        run: pixi run test

.gitignore

@@ -1,8 +1,11 @@
 build/
 docs/examples/*.ipynb
 venv/
-.vscode
 .DS_Store
 .ruff_cache
 *.egg-info
-**/__pycache__/
+**/__pycache__/
+
+# pixi environments
+.pixi
+*.egg-info

.vscode/launch.json

@@ -0,0 +1,16 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Python Debugger: Current File",
+            "type": "debugpy",
+            "request": "launch",
+            "program": "${file}",
+            "console": "integratedTerminal",
+            "purpose": ["debug-test"]
+        }
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,7 @@
+{
+    "python.testing.pytestArgs": [
+        "test"
+    ],
+    "python.testing.unittestEnabled": false,
+    "python.testing.pytestEnabled": true
+}

open-vscode.bat

@@ -0,0 +1 @@
+pixi run -e dev code . | exit

pyproject.toml

@@ -64,6 +64,10 @@ test = [
     "pytest-dotenv",
     "pytest-xdist",
 ]
+build = [
+    "build",
+    "twine",
+]
 
 [tool.setuptools]
 include-package-data = true
@@ -107,3 +111,37 @@ ignore = [
     "E722", # do not use bare `except`
     "E741", # ambiguous variable name
 ]
+
+[tool.pixi.project]
+channels = ["conda-forge"]
+platforms = ["win-64", "linux-64", "osx-64"]
+
+[tool.pixi.system-requirements]
+macos = "12.0"
+
+[tool.pixi.pypi-dependencies]
+flopy4 = { path = ".", editable = true }
+
+[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.environments]
+test310 = { features = ["py310", "test"], solve-group = "py310" }
+test311 = { features = ["py311", "test"], solve-group = "py311" }
+test312 = { features = ["py312", "test"], solve-group = "py312" }
+dev = { features = ["py312", "test", "lint", "build"], solve-group = "py312" }
+
+[tool.pixi.feature.build.tasks]
+build = { cmd = "python -m build" }
+
+[tool.pixi.feature.test.tasks]
+test = { cmd = "pytest -v -n auto" }
+
+[tool.pixi.feature.lint.tasks]
+lint = { cmd = "ruff check ." }