Update app.py

app.py

@@ -1,8 +1,10 @@
+```python
+import os
+os.environ['YOLO_CONFIG_DIR'] = '/tmp/Ultralytics'  # Set Ultralytics config path
 import gradio as gr
 import cv2
 import numpy as np
 from ultralytics import YOLO
-import os
 import tempfile
 from moviepy.editor import ImageSequenceClip
 from PIL import Image
@@ -16,7 +18,7 @@ def process_video(video_path, model_name, conf_threshold=0.4):
     Process the input video frame by frame using the selected YOLO model,
     draw bounding boxes, and return the processed video path.
     """
-    # Select model based on user input
+    # Select model to use
     model = model_yolo11 if model_name == "YOLO11n" else model_best
 
     # Open video capture
@@ -37,7 +39,7 @@ def process_video(video_path, model_name, conf_threshold=0.4):
         if not ret:
             break
 
-        # Perform object detection
+        # Perform detection
         results = model.predict(
             source=frame,
             conf=conf_threshold,
@@ -46,21 +48,21 @@ def process_video(video_path, model_name, conf_threshold=0.4):
             show_conf=True
         )
 
-        # Draw bounding boxes on the frame
+        # Draw bounding boxes
         for result in results:
-            im_array = result.plot()  # Plot bounding boxes
-            processed_frames.append(im_array[..., ::-1])  # Convert BGR to RGB
+            im_array = result.plot() # Plot boxes
+            processed_frames.append(im_array[..., ::-1]) # Convert BGR to RGB
 
     cap.release()
 
-    # Save processed frames to a temporary video file
+    # Save processed frames to temp video
     temp_video_path = os.path.join(tempfile.gettempdir(), "output.mp4")
     clip = ImageSequenceClip(processed_frames, fps=fps)
     clip.write_videofile(temp_video_path, codec='libx264')
 
     return temp_video_path
 
-# Define Gradio interface
+# Gradio interface
 with gr.Blocks() as app:
     gr.HTML("""
         <h1 style='text-align: center'>
@@ -99,4 +101,5 @@ with gr.Blocks() as app:
     )
 
 if __name__ == "__main__":
-    app.launch()
+    app.launch()
+```