Use pyproject.toml instead of setup.py and uv(x) in GitHub workflow.

Author: jonathanslenders

.github/workflows/test.yaml

@@ -18,40 +18,32 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - name: Setup Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
+      - uses: astral-sh/setup-uv@v5
         with:
           python-version: ${{ matrix.python-version }}
-          allow-prereleases: true
-      - name: Install Dependencies
-        run: |
-          sudo apt remove python3-pip
-          python -m pip install --upgrade pip
-          python -m pip install . ruff typos coverage codecov mypy pytest readme_renderer types-contextvars asyncssh
-          pip list
-      - name: Ruff
+      - name: Code formatting
         if: ${{ matrix.python-version == '3.13' }}
         run: |
-          ruff check .
-          ruff format --check .
+          uvx ruff check .
+          uvx ruff format --check .
       - name: Typos
         if: ${{ matrix.python-version == '3.13' }}
         run: |
-          typos .
-      - name: Tests
+          uvx typos .
+      - name: Unit test
         run: |
-          coverage run -m pytest
-      - name: Mypy
-        # Check whether the imports were sorted correctly.
-        # When this fails, please run ./tools/sort-imports.sh
+          uvx --with . --with pytest coverage run -m pytest tests/
+      - name: Type Checking
         run: |
-          mypy --strict src/prompt_toolkit --platform win32
-          mypy --strict src/prompt_toolkit --platform linux
-          mypy --strict src/prompt_toolkit --platform darwin
+          uvx --with . --with asyncssh mypy --strict src/ --platform win32
+          uvx --with . --with asyncssh mypy --strict src/ --platform linux
+          uvx --with . --with asyncssh mypy --strict src/ --platform darwin
       - name: Validate README.md
+        if: ${{ matrix.python-version == '3.13' }}
         # Ensure that the README renders correctly (required for uploading to PyPI).
         run: |
+          uv pip install readme_renderer
           python -m readme_renderer README.rst > /dev/null
       - name: Run codecov
         run: |
-          codecov
+          uvx codecov

mypy.ini

@@ -1,3 +1,30 @@
+[project]
+name = "prompt_toolkit"
+version = "3.0.50"
+description="Library for building powerful interactive command lines in Python"
+readme = "README.rst"
+authors = [{ name = "Jonathan Slenders" }]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: BSD License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python",
+    "Topic :: Software Development",
+]
+requires-python = ">=3.8"
+dependencies = [
+    "wcwidth",
+]
+
 [tool.ruff]
 target-version = "py37"
 lint.select = [
@@ -67,3 +94,26 @@ extend-exclude = [
     # complains about some spelling in human right declaration.
     "examples/prompts/multiline-autosuggest.py",
 ]
+
+[tool.mypy]
+# --strict.
+check_untyped_defs = true
+disallow_any_generics = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+ignore_missing_imports = true
+no_implicit_optional = true
+no_implicit_reexport = true
+strict_equality = true
+strict_optional = true
+warn_redundant_casts = true
+warn_return_any = true
+warn_unused_configs = true
+warn_unused_ignores = true
+
+[build-system]
+requires = ["setuptools>=68"]
+build-backend = "setuptools.build_meta"