Switched build backend to flit

.cirrus.yml

@@ -9,7 +9,7 @@ test_task:
     folder: ~/.cache/pip
 
   install_script:
-    - pkg install -y py38-sqlite3
+    - pkg install -y py38-sqlite3 git
     - python3.8 -m ensurepip
     - pip3 install .[test]
   script: pytest

.github/workflows/test.yml

@@ -43,7 +43,7 @@ jobs:
         path: ~/.cache/pip
         key: pip-test-${{ matrix.python-version }}-${{ matrix.os }}
     - name: Install the project
-      run: "pip install --no-binary=:all: ."
+      run: pip install --no-binary=wheel .
     - name: Install test dependencies
       run: pip install .[test] coverage[toml]
     - name: Test with pytest

.pre-commit-config.yaml

@@ -33,12 +33,11 @@ repos:
   rev: 21.12b0
   hooks:
   - id: black
-    args: [--target-version=py37]
 
-- repo: https://gitlab.com/pycqa/flake8
-  rev: 3.9.2
+- repo: https://github.com/csachs/pyproject-flake8
+  rev: v0.0.1a2.post1
   hooks:
-  - id: flake8
+  - id: pyproject-flake8
     additional_dependencies: [flake8-bugbear]
 
 - repo: https://github.com/codespell-project/codespell

pyproject.toml

@@ -0,0 +1,82 @@
+[build-system]
+requires = ["flit_scm"]
+build-backend = "flit_scm:buildapi"
+
+[project]
+name = "wheel"
+description = "A built-package format for Python"
+readme = "README.rst"
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "Topic :: System :: Archiving :: Packaging",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10"
+]
+authors = [{name = "Daniel Holth", email = "[email protected]"}]
+maintainers = [{name = "Alex Grönholm", email = "[email protected]"}]
+keywords = ["wheel", "packaging"]
+license = {file = "LICENSE.txt"}
+requires-python = ">=3.7"
+dependencies = [
+    "setuptools >= 45.2.0"
+]
+dynamic = ["version"]
+
+[project.urls]
+Documentation = "https://wheel.readthedocs.io/"
+Changelog = "https://wheel.readthedocs.io/en/stable/news.html"
+"Issue Tracker" = "https://github.com/pypa/wheel/issues"
+
+[project.scripts]
+wheel = "wheel.cli:main"
+
+[project.entry-points."distutils.commands"]
+bdist_wheel = "wheel.bdist_wheel:bdist_wheel"
+
+[project.optional-dependencies]
+test = [
+    "pytest >= 3.0.0"
+]
+
+[tool.flit.sdist]
+include = ["src/wheel/_version.py"]
+exclude = [
+    ".cirrus.yml",
+    ".github/*",
+    ".gitignore",
+    ".pre-commit-config.yaml",
+    ".readthedocs.yml"
+]
+
+[tool.setuptools_scm]
+write_to = "src/wheel/_version.py"
+
+[tool.black]
+target-version = ['py37']
+extend-exclude = '''
+^/src/wheel/vendored/
+'''
+
+[tool.isort]
+src_paths = ["src"]
+profile = "black"
+skip_gitignore = true
+
+[tool.flake8]
+max-line-length = 88
+
+[tool.pytest.ini_options]
+testpaths = "tests"
+
+[tool.coverage.run]
+source = ["wheel"]
+omit = ["*/vendored/*"]
+
+[tool.coverage.report]
+show_missing = true

src/wheel/__init__.py

@@ -1,3 +1,3 @@
 from __future__ import annotations
 
-__version__ = "0.37.1"
+from ._version import version as __version__  # noqa: F401

tox.ini

@@ -7,6 +7,7 @@
 envlist = py37, py38, py39, py310, pypy3.7, lint
 minversion = 3.3.0
 skip_missing_interpreters = true
+isolated_build = true
 
 [testenv]
 depends = lint