Add pyproject.toml file

Avoid some deprecation warnings about setup.cfg setup_requires.

Author: bluetech

pyproject.toml

@@ -0,0 +1,11 @@
+[build-system]
+requires = [
+  "setuptools>=45.0",
+  # sync with setup.cfg until we discard non-pep-517/518
+  "setuptools-scm[toml]>=5.0.0",
+  "wheel",
+]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools_scm]
+write_to = "pytest_django/_version.py"

setup.cfg

@@ -36,7 +36,7 @@ project_urls =
 [options]
 packages = pytest_django
 python_requires = >=3.5
-setup_requires = setuptools_scm>=1.11.1
+setup_requires = setuptools_scm>=5.0.0
 install_requires = pytest>=5.4.0
 zip_safe = no
 
@@ -62,9 +62,6 @@ addopts = --strict-markers -ra
 DJANGO_SETTINGS_MODULE = pytest_django_test.settings_sqlite_file
 testpaths = tests
 
-[wheel]
-universal = 0
-
 [flake8]
 # W503 line break before binary operator
 ignore = W503

setup.py

@@ -1,7 +1,4 @@
 from setuptools import setup
 
-setup(
-    use_scm_version={
-        'write_to': 'pytest_django/_version.py',
-    },
-)
+if __name__ == "__main__":
+    setup()