39 is actually required to get the right packages.

Author: jaraco

.github/workflows/main.yml

@@ -36,7 +36,7 @@ jobs:
  strategy:
  matrix:
  python:
- - "3.10"
+ - 3.9
  platform:
  - windows-latest
  runs-on: ${{ matrix.platform }}
@@ -47,9 +47,9 @@ jobs:
  with:
  platform: x86_64
  packages: >-
- python${{ matrix.python }},
- python${{ matrix.python }}-devel,
- python${{ matrix.python }}-pytest,
+ python${{ matrix.python//.// }},
+ python${{ matrix.python//.// }}-devel,
+ python${{ matrix.python//.// }}-pytest,
  gcc-core,
  gcc-g++,
  ncompress