Update handler.py

handler.py

@@ -12,7 +12,7 @@ class EndpointHandler():
     def __call__(self, data: Dict[str, Any]) -> List[Dict[str, Any]]:
         """
        data args:
-            images (:obj:`PIL.Image`)
+            images (:obj:`string`)
             candiates (:obj:`list`)
       Return:
             A :obj:`list`:. The list contains items that are dicts should be liked {"label": "XXX", "score": 0.82}