venv reproducer

.github/workflows/sandbox.yml

@@ -0,0 +1,26 @@
+name: Python test bitness
+
+on:
+  push:
+    branches:
+      - venv-reproducer
+  workflow_dispatch:
+    # allow manual runs on branches without a PR
+
+jobs:
+  venv:
+    runs-on: ubuntu-22.04
+    steps:
+    - uses: actions/setup-python@v5
+      with:
+        python-version: "3.11"
+    - name: test
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y python3-distutils
+        python3 -m pip install virtualenv
+        python3 -m venv cp311-1
+        python3 -m virtualenv cp311-2
+        ln -sf $(which python3) /usr/local/bin/python3
+        /usr/local/bin/python3 -m venv cp311-3
+        /usr/local/bin/python3 -m virtualenv cp311-4