Migrate to PEP517

.github/workflows/python-tests.yml

@@ -12,8 +12,7 @@ on:
     - cron: 53 3 * * 0
 
 jobs:
-  build:
-
+  tests:
     runs-on: ubuntu-latest
     strategy:
       matrix:

.gitignore

@@ -15,4 +15,5 @@ dist/
 docs/_build
 htmlcov/
 output/
+sigal/version.py
 tags

pyproject.toml

@@ -0,0 +1,6 @@
+[build-system]
+requires = ["setuptools>=42", "wheel", "setuptools_scm[toml]>=3.4"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools_scm]
+write_to = "sigal/version.py"

setup.cfg

@@ -26,8 +26,6 @@ zip_safe = False
 include_package_data = True
 packages = find:
 python_requires = >=3.6
-setup_requires =
-    setuptools_scm
 install_requires =
     blinker
     click

setup.py

@@ -1,8 +1,2 @@
-import sys
-
 from setuptools import setup
-
-if sys.version_info[:2] < (3, 6):
-    sys.exit('Sigal supports Python 3.6+ only')
-
-setup(use_scm_version=True)
+setup()