Use earlier Python for earlier numpy in CI

.github/workflows/test.yaml

@@ -14,25 +14,26 @@ jobs:
 
  strategy:
  matrix:
- pint-version:
+ version:
  # Force specific version of pint
- - "==0.11 'numpy < 1.23'" # Earliest shown in pyproject.toml
- - "==0.17"
- - "==0.18"
- - "==0.19.1"
+ # Earliest shown in pyproject.toml
+ - { python: "3.10", pint: "==0.11 'numpy < 1.23'" }
+ - { python: "3.x", pint: "==0.17" }
+ - { python: "3.x", pint: "==0.18" }
+ - { python: "3.x", pint: "==0.19.1" }
  # No change, i.e. latest
- - ""
+ - { python: "3.x", pint: "" }
 
  fail-fast: false
 
- name: pint${{ matrix.pint-version }}
+ name: pint${{ matrix.version.pint }}
 
  steps:
  - uses: actions/checkout@v4
 
  - uses: actions/setup-python@v5
  with:
- python-version: "3.x"
+ python-version: ${{ matrix.version.python }}
  cache: pip
  cache-dependency-path: "**/pyproject.toml"
 
@@ -41,7 +42,7 @@ jobs:
  python -m pip install --upgrade pip
  pip install .[tests]
  # Force a specific version of pint and perhaps other deps
- pip install pint${{ matrix.pint-version }}
+ pip install pint${{ matrix.version.pint }}
 
  - name: Test
  run: |