show python version

.cloudbuild/library_generation/cloudbuild-library-generation-integration-test.yaml

@@ -36,6 +36,7 @@ steps:
       # Install python dependencies
       python3 -m venv .venv
       source .venv/bin/activate
+      python --version
       pip install --upgrade pip
       pip install --require-hashes -r hermetic_build/common/requirements.txt
       pip install hermetic_build/common