new list

main.py

@@ -50,6 +50,7 @@ def show_tracking(video_content, vis_out_dir, model):
 
         # Prepare to save video
         out_file = os.path.join(vis_out_dir, "track.mp4")
+        print("[INFO]: TRACK", out_file)
 
         fourcc = cv2.VideoWriter_fourcc(*"mp4v")  # Codec for MP4 video
         fps = video.get(cv2.CAP_PROP_FPS)
@@ -103,10 +104,10 @@ def infer(video, check):
         else:
             out_file = poses(inferencer, video, vis_out_dir)                                                                                                                                                                                                    
 
-        out_files.append(out_file)
+        out_files.extend(out_file)
         print(out_files)
 
-    return out_files[0], out_files[1], out_files[2], out_files[3] 
+    return out_files[0], out_files[1], out_files[2], out_files[3]
 
 def run():
     #https://github.com/open-mmlab/mmpose/blob/main/docs/en/user_guides/inference.md