PDM switch (#371)

* PDM switch

* Tweak hatchling

* Update docs requirements

.github/workflows/main.yml

@@ -29,7 +29,7 @@ jobs:
           set -xe
           python -VV
           python -m site
-          python -m pip install --upgrade pip wheel poetry==1.3.2
+          python -m pip install --upgrade pip wheel pdm
           python -m pip install --upgrade coverage[toml] virtualenv tox tox-gh-actions
       - name: "Run tox targets for ${{ matrix.python-version }}"
         run: "python -m tox"
@@ -56,10 +56,10 @@ jobs:
         with:
           python-version: "3.9"
 
-      - name: "Install poetry, check-wheel-content, and twine"
-        run: "python -m pip install poetry==1.3.2 twine check-wheel-contents"
+      - name: "Install pdm, check-wheel-content, and twine"
+        run: "python -m pip install pdm twine check-wheel-contents"
       - name: "Build package"
-        run: "poetry build"
+        run: "pdm build"
       - name: "List result"
         run: "ls -l dist"
       - name: "Check wheel contents"

.gitignore

@@ -67,3 +67,4 @@ settings.json
 .editorconfig
 .mypy_cache
 .pytest_cache
+.pdm-python

CONTRIBUTING.md

@@ -55,11 +55,11 @@ Ready to contribute? Here's how to set up _cattrs_ for local development.
 $ git clone git@github.com:your_name_here/cattrs.git
 ```
 
-3. Install your local copy into a virtualenv. Assuming you have poetry installed, this is how you set up your fork for local development::
+3. Install your local copy into a virtualenv. Assuming you have [PDM](https://pdm.fming.dev/latest/) installed, this is how you set up your fork for local development::
 
 ```shell
 $ cd cattrs/
-$ poetry install --all-extras
+$ pdm install -d -G :all
 ```
 
 4. Create a branch for local development::
@@ -73,7 +73,6 @@ Now you can make your changes locally.
 5. When you're done making changes, check that your changes pass flake8 and the tests, including testing other Python versions with tox::
 
 ```shell
-$ poetry shell
 $ make lint
 $ make test
 $ tox
@@ -100,11 +99,12 @@ Before you submit a pull request, check that it meets these guidelines:
 3. The pull request should work for all supported Python versions. Check
    [https://github.com/python-attrs/cattrs/actions](https://github.com/python-attrs/cattrs/actions)
    and make sure that the tests pass for all supported Python versions.
+4. Don't forget to add a line to HISTORY.md.
 
 ## Tips
 
 To run a subset of tests:
 
 ```shell
-$ pytest tests.test_unstructure
+$ pdm run pytest tests.test_unstructure
 ```

HISTORY.md

@@ -1,5 +1,8 @@
 # History
 
+## 23.2.0 (UNRELEASED)
+- Use [PDM](https://pdm.fming.dev/latest/) instead of Poetry.
+
 ## 23.1.1 (2023-05-30)
 - Add `typing_extensions` as a direct dependency on 3.10. ([#369](https://github.com/python-attrs/cattrs/issues/369) [#370](https://github.com/python-attrs/cattrs/pull/370))
 

Makefile

@@ -48,21 +48,21 @@ clean-test: ## remove test and coverage artifacts
 	rm -fr htmlcov/
 
 lint: ## check style with flake8
-	poetry run flake8 src/ tests
-	poetry run black --check src tests docs/conf.py
+	pdm run flake8 src/ tests
+	pdm run black --check src tests docs/conf.py
 
 test: ## run tests quickly with the default Python
-	poetry run pytest -x --ff tests
+	pdm run pytest -x --ff tests
 
 
 test-all: ## run tests on every Python version with tox
 	tox
 
 coverage: ## check code coverage quickly with the default Python
-	poetry run coverage run --source cattrs -m pytest
+	pdm run coverage run --source cattrs -m pytest
 
-	poetry run coverage report -m
-	poetry run coverage html
+	pdm run coverage report -m
+	pdm run coverage html
 	$(BROWSER) htmlcov/index.html
 
 docs: ## generate Sphinx HTML documentation, including API docs

docs/requirements.txt

@@ -1,4 +1,4 @@
-furo==2022.9.29
-poetry==1.2.0
-sphinx-copybutton==0.5.0
-myst-parser==0.18.1
+furo==2023.3.27
+pdm==2.7.0
+sphinx-copybutton==0.5.2
+myst-parser==1.0.0