diff --git a/pidd.sh b/pidd.sh
index 86e09c6..4eca815 100644
--- a/pidd.sh
+++ b/pidd.sh
@@ -606,45 +606,36 @@ pidd_clean_packages_cache () {
 
 pidd_install_python_modules () {
     pidd_step "Install Python modules"
-    pidd_install_python_modules__root="$(mktemp --directory)" || exit
-    echo "→ ${pidd_install_python_modules__root}"
-    for pidd_install_python_modules__repository \
-    in "${PIDD_GIT_MAIN}" "${PIDD_GIT_ROOT}" ; do
-        case "${pidd_install_python_modules__repository}" in
-            http*) pidd_install_python_modules__url="\
-${pidd_install_python_modules__repository}" ;;
-            /*) pidd_install_python_modules__url="${PIDD_PROJECT_ROOT}\
-${pidd_install_python_modules__repository}" ;;
-            *) pidd_install_python_modules__url="${PIDD_PROJECT_ROOT}\
-/${PIDD_PROJECT_PATH}/${pidd_install_python_modules__repository}" ;;
+    pidd_ipm__root="$(mktemp --directory)" || exit
+    echo "→ ${pidd_ipm__root}"
+    for pidd_ipm__repository in "${PIDD_GIT_MAIN}" "${PIDD_GIT_ROOT}" ; do
+        case "${pidd_ipm__repository}" in
+            http*) pidd_ipm__url="${pidd_ipm__repository}" ;;
+            /*) pidd_ipm__url="${PIDD_PROJECT_ROOT}${pidd_ipm__repository}" ;;
+            *) pidd_ipm__url="\
+${PIDD_PROJECT_ROOT}/${PIDD_PROJECT_PATH}/${pidd_ipm__repository}" ;;
         esac
-        pidd_install_python_modules__name="\
-$(basename "${pidd_install_python_modules__url}")"
+        pidd_ipm__name="$(basename "${pidd_ipm__url}")"
         pidd_split
         echo "\
-${pidd_install_python_modules__url}
+${pidd_ipm__url}
 ↓"
         git clone \
-        "${pidd_install_python_modules__url}" \
-        "${pidd_install_python_modules__root}\
-/${pidd_install_python_modules__name}" \
+        "${pidd_ipm__url}" \
+        "${pidd_ipm__root}/${pidd_ipm__name}" \
         || exit
-        pidd_install_python_modules__path="\
-${pidd_install_python_modules__root}\
-/${pidd_install_python_modules__name}\
-/${pidd_install_python_modules__name}"
+        pidd_ipm__path="${pidd_ipm__root}/${pidd_ipm__name}/${pidd_ipm__name}"
         echo "\
-${pidd_install_python_modules__path}
+${pidd_ipm__path}
 ↓
 ${PIDD_PYTHON_PACKAGES}"
-        cp --recursive \
-        "${pidd_install_python_modules__path}" "${PIDD_PYTHON_PACKAGES}" \
+        cp --recursive "${pidd_ipm__path}" "${PIDD_PYTHON_PACKAGES}" \
         || exit
     done
     pidd_split
     pidd_ls "${PIDD_PYTHON_PACKAGES}"
     pidd_split
-    pidd_rm "${pidd_install_python_modules__root}"
+    pidd_rm "${pidd_ipm__root}"
 }
 
 pidd_write_python_module () {