From ed5b2e684c2b23b125fe231e24921a9173da4ebe Mon Sep 17 00:00:00 2001
From: Jonathan Visser <jonathan.visser@team.blue>
Date: Wed, 15 Jul 2026 12:28:32 +0200
Subject: [PATCH] Run test matrix in python version containers

ubuntu-latest (24.04) no longer provides a Python 3.7 build via
actions/setup-python. Run each matrix job in the official python
Docker image instead, keeping the same Python versions.
---
 .github/workflows/test.yaml | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index b36aa48..596cfb2 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -6,15 +6,13 @@ on:
 jobs:
   test:
     runs-on: ubuntu-latest
+    container: python:${{ matrix.python-version }}
     strategy:
       matrix:
         python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
 
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
-        with:
-          python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
           pip install -r requirements/base.txt