followed #9 and problem solved
at line 151: subprocess.Popen(['gnome-open', extensionjs_path]) ==> subprocess.Popen(['gnome-open', extension_path])
followed #9 and problem solved
at line 151: Popen([ 'gnome- open', extensionjs_path]) ==> subprocess. Popen([ 'gnome- open', extension_path])
subprocess.