Check pyproject for prerelease dependencies

.github/workflows/prepare_release.yml

@@ -29,8 +29,12 @@ jobs:
             python -m pip install --upgrade pip
             python -m pip install requests==2.31.0
             python -m pip install bandit==1.7.7
+            python -m pip install packaging
             python -m pip install .[test]
 
+      - name: Check for prerelease dependencies
+        run: python scripts/check_for_prereleases.py
+
       - name: Generate release notes
         env:
             GH_ACCESS_TOKEN: ${{ secrets.GH_ACCESS_TOKEN }}

scripts/check_for_prereleases.py

@@ -0,0 +1,34 @@
+"""Script that checks project requirements for pre-release versions."""
+
+from pathlib import Path
+
+import tomllib
+from packaging.requirements import Requirement
+
+
+def get_dev_dependencies(dependency_list):
+    """Return list of dependencies with prerelease specifiers."""
+    prereleases = []
+    for dependency in dependency_list:
+        requirement = Requirement(dependency)
+        if requirement.specifier.prereleases or requirement.url:
+            prereleases.append(dependency)
+
+    return prereleases
+
+
+if __name__ == '__main__':
+    folder = Path(__file__).parent
+    toml_path = folder.joinpath('..', 'pyproject.toml')
+
+    with open(toml_path, 'rb') as f:
+        pyproject = tomllib.load(f)
+
+    dependencies = pyproject['project']['dependencies']
+    optional_dependencies = pyproject['project'].get('optional-dependencies', {})
+    for dependency_list in optional_dependencies.values():
+        dependencies.extend(dependency_list)
+    dev_deps = get_dev_dependencies(dependencies)
+
+    if dev_deps:
+        raise RuntimeError(f'Found dev dependencies: {", ".join(dev_deps)}')

tests/test_scripts.py

@@ -0,0 +1,37 @@
+from scripts.check_for_prereleases import get_dev_dependencies
+
+
+def test_get_dev_dependencies():
+    """Test get_dev_dependencies ignores regular releases."""
+    # Setup
+    dependencies = ['rdt>=1.1.1', 'sdv>=1.0.2']
+
+    # Run
+    dev_dependencies = get_dev_dependencies(dependency_list=dependencies)
+
+    # Assert
+    assert len(dev_dependencies) == 0
+
+
+def test_get_dev_dependencies_prereleases():
+    """Test get_dev_dependencies detects prereleases."""
+    # Setup
+    dependencies = ['rdt>=1.1.1.dev0', 'sdv>=1.0.2.rc1']
+
+    # Run
+    dev_dependencies = get_dev_dependencies(dependency_list=dependencies)
+
+    # Assert
+    assert dev_dependencies == dependencies
+
+
+def test_get_dev_dependencies_url():
+    """Test get_dev_dependencies detects url requirements."""
+    # Setup
+    dependencies = ['rdt>=1.1.1', 'sdv @ git+https://github.com/sdv-dev/sdv.git@main']
+
+    # Run
+    dev_dependencies = get_dev_dependencies(dependency_list=dependencies)
+
+    # Assert
+    assert dev_dependencies == ['sdv @ git+https://github.com/sdv-dev/sdv.git@main']