TMSS-60: allow more args

QA/QA_Common/bin/show_hdf5_info

@@ -38,7 +38,7 @@ if __name__ == '__main__':
 
     (options, args) = parser.parse_args()
 
-    if len(args) != 1:
+    if len(args) < 1:
         parser.print_help()
         exit(-1)