Update xarray dependency, switch to pixi

.devcontainer/devcontainer.json

@@ -1,11 +1,7 @@
 {
     "name": "xarray-dataclasses",
     "image":"python:3.13",
-    "onCreateCommand": "pip install poetry==1.8.5",
-    "postCreateCommand": "poetry install",
-    "containerEnv": {
-        "POETRY_VIRTUALENVS_CREATE": "false"
-    },
+    "postCreateCommand": "pip install -e \".[dev]\" && npm install",
     "customizations": {
         "vscode": {
             "extensions": [

.github/CONTRIBUTING.md

@@ -51,11 +51,11 @@ Thank you for your contribution!
 
 ## Development environment
 
-We manage the development environment (i.e., Python and JavaScript and their dependencies) with [Poetry][poetry] and [Node.js][nodejs].
+We manage the development environment (i.e., Python and JavaScript and their dependencies) with [pip][pip] and [Node.js][nodejs].
 After cloning the repository you forked, you can setup the environment by the following command.
 
 ```shell
-poetry install
+pip install -e ".[dev]"
 npm install
 ```
 
@@ -68,9 +68,9 @@ It is used for status checks when a pull request is created.
 If you would like to check them in local, the following commands are almost equivalent (the difference is that the workflow is run under multiple Python versions).
 
 ```shell
-poetry run pytest docs tests xarray_dataclasses
-poetry run flake8 docs tests xarray_dataclasses
-poetry run black --check docs tests xarray_dataclasses
+pytest docs tests xarray_dataclasses
+flake8 docs tests xarray_dataclasses
+black --check docs tests xarray_dataclasses
 npm run pyright docs tests xarray_dataclasses
 ```
 
@@ -95,7 +95,7 @@ When [a release is created][release], the workflow is triggered and the docs are
 [issues]: https://github.com/astropenguin/xarray-dataclasses/issues?q=is%3Aissue
 [napoleon-google]: https://www.sphinx-doc.org/en/master/usage/extensions/example_google.html#example-google
 [nodejs]: https://nodejs.org/
-[poetry]: https://python-poetry.org/
+[pip]: https://pip.pypa.io/en/stable/
 [pull-requests]: https://github.com/astropenguin/xarray-dataclasses/pulls?q=is%3Apr
 [pypi]: https://pypi.org/project/xarray-dataclasses/
 [pypi-workflow]: https://github.com/astropenguin/xarray-dataclasses/blob/main/.github/workflows/pypi.yml

.github/workflows/gh-pages.yml

@@ -9,17 +9,15 @@ jobs:
   job:
     name: GitHub Pages
     runs-on: ubuntu-latest
-    env:
-      POETRY_VIRTUALENVS_CREATE: false
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
           python-version: "3.13"
       - name: Install project dependencies
-        run: pip install poetry && poetry install
+        run: pip install -e ".[dev]"
       - name: Build docs
-        run: docs/build
+        run: python -m sphinx -b html docs docs/_build
       - name: Deploy docs
         uses: peaceiris/actions-gh-pages@v3
         with:

.github/workflows/pypi.yml

@@ -10,11 +10,16 @@ jobs:
     name: PyPI
     runs-on: ubuntu-latest
     env:
-      POETRY_PYPI_TOKEN_PYPI: ${{ secrets.PYPI_TOKEN }}
+      TWINE_USERNAME: __token__
+      TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v2
         with:
           python-version: "3.13"
+      - name: Install build and twine
+        run: pip install build twine
+      - name: Build package
+        run: python -m build
       - name: Publish package to PyPI
-        run: pip install poetry==1.8.5 && poetry publish --build
+        run: twine upload dist/*

.github/workflows/tests.yml

@@ -12,8 +12,6 @@ jobs:
   job:
     name: Test (Python ${{ matrix.python }})
     runs-on: ubuntu-latest
-    env:
-      POETRY_VIRTUALENVS_CREATE: false
     strategy:
       fail-fast: false
       matrix:
@@ -24,12 +22,12 @@ jobs:
         with:
           python-version: ${{ matrix.python }}
       - name: Install project dependencies
-        run: pip install poetry==1.8.5 && poetry install
+        run: pip install -e ".[dev]"
       - name: Test code's formatting (Black)
         run: black --check docs tests xarray_dataclasses
       - name: Test code's typing (Pyright)
         run: pyright docs tests xarray_dataclasses
       - name: Test code's execution (pytest)
         run: pytest -v tests
       - name: Test docs' building (Sphinx)
-        run: docs/build
+        run: python -m sphinx -b html docs docs/_build

.gitignore

@@ -162,6 +162,6 @@ cython_debug/
 #  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
-#.idea/
+.idea/
 
 # End of https://www.toptal.com/developers/gitignore/api/python