Merge "fix(ci): Install python3 package first" into stable/wallaby

doc/source/contributing/developer_guide.rst

@@ -748,6 +748,7 @@ To use this script execute the following command.
 
 .. code-block:: console
 
+    $ cd tripleo-validations
     $ ./scripts/run-local-test ${NEWROLENAME}
 
 When using the `run-local-test` script, the TRIPLEO_JOB_ANSIBLE_ARGS

scripts/run-local-test

@@ -40,12 +40,11 @@ set -xeuo
 # Source distribution information
 source /etc/os-release || source /usr/lib/os-release
 RHT_PKG_MGR=$(command -v dnf || command -v yum)
-PYTHON_EXEC=$(command -v python3 || command -v python)
 
 # Install the one requirement we need to run any local test
 case "${ID,,}" in
     amzn|rhel|centos|fedora)
-        sudo "${RHT_PKG_MGR}" install -y python*-virtualenv
+        sudo "${RHT_PKG_MGR}" install -y python3 python*-virtualenv
         ;;
 esac
 
@@ -53,6 +52,9 @@ esac
 sudo mkdir -p /etc/ci
 sudo touch /etc/ci/mirror_info.sh
 
+# Get Python Executable
+PYTHON_EXEC=$(command -v python3 || command -v python)
+
 # Create a virtual env
 "${PYTHON_EXEC}" -m virtualenv --system-site-packages "${HOME}/test-python"