Replaced top environment line of files with env
diff --git a/common/tooltip.py b/common/tooltip.py
index 4423bb9..4f5e31f 100755
--- a/common/tooltip.py
+++ b/common/tooltip.py
@@ -1,4 +1,4 @@
-#!/ef/efabless/opengalaxy/venv/bin/python3
+#!/usr/bin/env python3
 '''Michael Lange <klappnase (at) freakmail (dot) de>
 The ToolTip class provides a flexible tooltip widget for tkinter; it is based on IDLE's ToolTip
 module which unfortunately seems to be broken (at least the version I saw).