diff --git a/paddlepalm/_downloader.py b/paddlepalm/_downloader.py
index 0f90bfa7bce41e2bb9111c5926f3a88c29a1faab..3df421890164ca7f5680d3d1fa0060e3e91b127c 100644
--- a/paddlepalm/_downloader.py
+++ b/paddlepalm/_downloader.py
@@ -38,8 +38,6 @@ _items = {
     'backbone': {'utils': None},
     'tasktype': {'utils': None},
 }
-def lll():
-    pass
 
 def _download(item, scope, path, silent=False):
     data_url = _items[item][scope]