(cli): Catch exception FileNotFoundError for FileHandler

scripts/FofbTool

@@ -29,7 +29,12 @@ if __name__ == '__main__':
     logger.addHandler(sh)
 
     # Add a file handler
-    fh=logging.FileHandler("/home/data/DG/FOFB/FofbTool.log")
+    logpath="/home/data/DG/FOFB/FofbTool.log"
+    try:
+        fh=logging.FileHandler(logpath)
+    except FileNotFoundError:
+        logger.warning("Not logging to file, could not open location {}".format(logpath))
+    else:
         fh.setLevel(logging.DEBUG)
         fh.setFormatter(logging.Formatter("{levelname:8}: {message}", style='{'))
         logger.addHandler(fh)