Update build system to use pyproject.toml

Author: arkq

.github/workflows/check.yaml

@@ -22,11 +22,9 @@ jobs:
       with:
         python-version: '3.x'
     - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install setuptools
+      run: pip install tox
     - name: Run Tests
-      run: python setup.py pytest
+      run: tox -e py3
 
   code-ql:
     strategy:

.github/workflows/codecov.yaml

@@ -14,10 +14,10 @@ jobs:
         python-version: '3.x'
     - name: Generate Coverage Report
       run: |
-        python -m pip install --upgrade pip
-        pip install coverage setuptools
-        coverage run --include=src/* setup.py pytest
+        pip install tox
+        tox
     - name: Upload Coverage to Codecov
       uses: codecov/codecov-action@v5
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
+        file: .tox/coverage.xml

.github/workflows/publish.yaml

@@ -18,10 +18,8 @@ jobs:
       with:
         python-version: '3.x'
     - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install setuptools wheel twine
+      run: pip install build
     - name: Build
-      run: python setup.py bdist_wheel
+      run: python -m build
     - name: Publish to PyPI
       uses: pypa/gh-action-pypi-publish@release/v1

pyproject.toml

@@ -0,0 +1,42 @@
+[build-system]
+requires = ["setuptools>=61.0", "wheel", "build"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "flake8-requirements"
+# NOTE: Keep in sync with src/flake8_requirements/checker.py file.
+version = "2.2.1"
+description = "Package requirements checker, plugin for flake8"
+readme = "README.rst"
+authors = [ { name = "Arkadiusz Bokowy", email = "[email protected]" } ]
+requires-python = ">=3.6"
+classifiers = [
+    "Framework :: Flake8",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3 :: Only",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Topic :: Software Development :: Quality Assurance",
+]
+dependencies = [
+    "flake8 >= 4.0.0",
+    "setuptools >= 10.0.0",
+    "tomli>=1.2.1; python_version < '3.11'",
+]
+
+[project.optional-dependencies]
+pyproject = ["Flake8-pyproject"]
+
+[project.urls]
+Homepage = "https://github.com/arkq/flake8-requirements"
+
+[project.entry-points."flake8.extension"]
+I90 = "flake8_requirements:Flake8Checker"
+
+[tool.doc8]
+max-line-length = 99
+
+[tool.isort]
+force_single_line = true

setup.cfg

@@ -19,7 +19,7 @@
 from .modules import KNOWN_3RD_PARTIES
 from .modules import STDLIB_PY3
 
-# NOTE: Changing this number will alter package version as well.
+# NOTE: Keep in sync with pyproject.toml file.
 __version__ = "2.2.1"
 __license__ = "MIT"
 

setup.py

@@ -28,9 +28,9 @@ class Flake8Checker(checker.Flake8Checker):
     def get_setup_py(cls):
         return SetupVisitorMock()
 
-    @property
-    def processing_setup_py(self):
-        return self.filename == "setup.py"
+    @staticmethod
+    def is_project_setup_py(project_root_dir, filename):
+        return filename == "setup.py"
 
 
 class Flake8OptionManagerMock(dict):

src/flake8_requirements/checker.py

@@ -0,0 +1,35 @@
+[tox]
+envlist =
+    coverage
+    py3
+isolated_build = true
+
+[testenv]
+description = Run the tests with pytest under {basepython}.
+setenv =
+    COVERAGE_FILE = {toxworkdir}/.coverage.{envname}
+commands =
+    pytest \
+        --cov="{envsitepackagesdir}/flake8_requirements" \
+        --cov-config="{toxinidir}/tox.ini" \
+        test
+deps =
+    pytest
+    pytest-cov
+
+[testenv:coverage]
+description = Combine coverage data and create final XML report.
+setenv =
+    COVERAGE_FILE = {toxworkdir}/.coverage
+commands =
+    coverage combine
+    coverage report
+    coverage xml -o "{toxworkdir}/coverage.xml"
+skip_install = true
+deps = coverage
+depends = py3
+
+[coverage:paths]
+source = src/flake8_requirements
+    */.tox/*/lib/python*/site-packages/flake8_requirements
+    */src/flake8_requirements