hint for python3

handler.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 from typing import Dict, Any
 import torch
 from PIL import Image
@@ -318,7 +320,6 @@ class EndpointHandler():
             pose_video_path = os.path.join(save_dir, "downloaded_video.mp4")
 
             if not os.path.exists(pose_video_path):
-                print(f"Error running extract_dwpose_from_vid.py: {result.stderr}")
                 print("Contents of the temporary directory:")
                 self.print_directory_contents(temp_dir)
                 raise FileNotFoundError(f"The pose video was not found at: {pose_video_path}")