Skip certain wheels on pull request trigger

Author: Abacn

.github/workflows/build_wheels.yml

@@ -229,6 +229,15 @@ jobs:
         ]
         # Keep in sync (remove asterisks) with PY_VERSIONS_FULL env var above - if changed, change that as well.
         py_version: ["cp310-", "cp311-", "cp312-", "cp313-"]
+        # The following exclude/include skips intermediate Python versions on GitHub hosted runners for PR run
+        is_pr:
+          - ${{ github.event_name == 'pull_request' }}
+        exclude:
+          - is_pr: true
+        include:
+          - os_python.os: "ubuntu-20.04"
+          - py_version: "cp310-"
+          - py_version: "cp313-"
     steps:
     - name: Download python source distribution from artifacts
       uses: actions/download-artifact@v5