diff --git a/cd.sh b/cd.sh
index 607d7da..f6fd24b 100644
--- a/cd.sh
+++ b/cd.sh
@@ -562,17 +562,19 @@ ${CD_PYTHON_PACKAGES}
 }
 
 cd_execute_python_module () {
-local self
+local path
     cd_step "Execute Python module"
     #
+    path="${CD_PYTHON_PACKAGES}/env.py"
     cd_echo \
     "CD_OS_ID" "CD_OS_VERSION" \
     "CD_SPLIT" \
-    > "${CD_PYTHON_PACKAGES}/env.py"
+    > "${path}" || exit
+    cd_cat "${path}"
     #
-    self="$(realpath "${0}")"
+    path="$(realpath "${0}")"
     echo -n "\
-${self}
+${path}
 ↓
 ${CD_GIT_CHILD}
 "
diff --git a/cd/__init__.py b/cd/__init__.py
index 7c1660a..676f867 100644
--- a/cd/__init__.py
+++ b/cd/__init__.py
@@ -3,9 +3,9 @@ import os
 from cd.project import Project
 from cd.projects import Projects
 import env
-print(CD_OS_ID)
-print(CD_SPLIT)
-print(CD_OS_VERSION)
+print(env.CD_OS_ID)
+print(env.CD_SPLIT)
+print(env.CD_OS_VERSION)
 from rwx import fs
 from rwx import ps