Update handler.py

handler.py

@@ -1,6 +1,5 @@
 from typing import cast, Union
 
-import PIL.Image
 import torch
 
 from diffusers import AutoencoderKLHunyuanVideo
@@ -49,7 +48,7 @@ class EndpointHandler:
         elif output_type == "pil":
             frames = cast(torch.Tensor, self.video_processor.postprocess_video(frames, output_type="pt")[0])
         elif output_type == "mp4":
-            frames = torch.Tensor, self.video_processor.postprocess_video(frames, output_type="pil")[0]
+            frames = cast(torch.Tensor, self.video_processor.postprocess_video(frames, output_type="pil")[0])
             path = export_to_video(frames, fps=15)
             with open(path, "rb") as f:
                 frames = f.read()