#3849: Clone into src and pip install via a tmp env module

esmvaltool/utils/recipe_test_workflow/app/get_esmval/bin/clone_latest_esmval.sh

@@ -12,8 +12,15 @@ if [[ -d ${ESMVALCORE_DIR} ]]; then
     rm -rf "${ESMVALCORE_DIR}"
 fi
 
-# Checkout the specified branch for ESMValCore and ESMValTool. Use the
+# Checkout the specified branch for ESMValCore and ESMValTool to a `src` dir. Use the
 # quiet ('-q') option to prevent the progress status from being reported
 # (which is done via done via 'stderr').
-git clone -q -b "${BRANCH}" "${ESMVALTOOL_URL}" "${ESMVALTOOL_DIR}"
-git clone -q -b "${BRANCH}" "${ESMVALCORE_URL}" "${ESMVALCORE_DIR}"
+git clone -q -b "${BRANCH}" "${ESMVALTOOL_URL}" "${ESMVALTOOL_SOURCE_DIR}"
+git clone -q -b "${BRANCH}" "${ESMVALCORE_URL}" "${ESMVALCORE_SOURCE_DIR}"
+
+# Copy ESMValCore and ESMValTool into 'lib/python', adding them to the PYTHONPATH.
+# 'pip install' does this and also triggers `setuptools-scm` to increment the
+# package version number. Otherwise `version` returns the last tagged
+# release, not the current development version.
+rtw-env pip install "${ESMVALTOOL_SOURCE_DIR}" --target="${ESMVALTOOL_DIR}" --no-deps
+rtw-env pip install "${ESMVALCORE_SOURCE_DIR}" --target="${ESMVALCORE_DIR}" --no-deps

esmvaltool/utils/recipe_test_workflow/app/get_esmval/opt/rose-app-metoffice.conf

@@ -3,5 +3,8 @@ default=clone_latest_esmval.sh
 
 [env]
 BRANCH=main
-[email protected]:ESMValGroup/ESMValCore.git
 [email protected]:ESMValGroup/ESMValTool.git
+[email protected]:ESMValGroup/ESMValCore.git
+ESMVALTOOL_SOURCE_DIR=${CYLC_WORKFLOW_SHARE_DIR}/src/ESMValTool
+ESMVALCORE_SOURCE_DIR=${CYLC_WORKFLOW_SHARE_DIR}/src/ESMValCore
+ENV_NAME=/home/h02/cbillows/esmvt-rtw-pip