fix to allow running python directly from user directory

lt.py

@@ -19,9 +19,12 @@ import traceback
 import logging
 import logging.handlers
 import os
+import os.path
 import platform
 import sys
 
+sys.path.append(os.path.expanduser("~cs206/labtool"))
+
 __version__ = '3.0.0'
 __date__ = '2022-01-11T11:14:38.575922'
 __user__ = 'cs206'