3.8 updated

envfiles/python/3.8

@@ -31,10 +31,11 @@ if { [module-info mode load] || [module-info mode switch2] } {
     puts stdout "deactivate;"
 }
 
-
-unset-alias python
-unset-alias python3
-set-alias python python3.8
-set-alias python3 python3.8
+# as a file need to be sourced, following is commented to avoid issues
+# when loading from old scripts.
+#unset-alias python
+#unset-alias python3
+#set-alias python python3.8
+#set-alias python3 python3.8
 
 append-path  PE_PRODUCT_LIST  PYTHON.$PYTHON_LVL