Don't test the development version.

Author: MatthewHambley

.github/workflows/pullrequest.yml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       max-parallel: 3
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
     - uses: actions/checkout@v2