print proper help message if no args passed

eth-cscs · Feb 16, 2024 · 9c33fa2 · 9c33fa2
1 parent 353d20f
commit 9c33fa2
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/uenv-image → img b/uenv-image → img
@@ -412,6 +412,9 @@ def uenv_record_path(record):
 if __name__ == "__main__":
     parser = make_argparser()
     args = parser.parse_args()
+    if args.command is None:
+        parser.print_help()
+        sys.exit()
 
     global colored_output
     colored_output = use_colored_output(args.no_color)