DOC: add comment (TODO)

src/caoscrawler/crawl.py

@@ -1166,6 +1166,7 @@ def parse_args():
                         "This file will only be generated if this option is set.")
     parser.add_argument("--debug", required=False, action="store_true",
                         help="Path name of the cfood yaml file to be used.")
+    # TODO allow to provide multiple directories to be crawled on the commandline
     parser.add_argument("crawled_directory_path",
                         help="The subtree of files below the given path will "
                         "be considered. Use '/' for everything.")