load image correctly

handler.py

@@ -33,7 +33,8 @@ class EndpointHandler():
         Return:
             A :obj:`dict`:. base64 encoded image
         """
-        init_image = data.pop("inputs", data)
+        image_data = data.pop("inputs", data).decode('base64')
+        init_image = Image.open(image_data).convert("RGB")
         init_image.thumbnail((512, 512))
 
         params = data.pop("parameters", data)