Update app.py

app.py

@@ -141,8 +141,11 @@ def preprocess_video(input_video_path):
 
 
 def predict(process_video):
-   os.chdir('/home/user/app')   
-   return os.system('bash TestVisual.sh')
+    os.chdir('/home/user/app')
+    os.system('bash TestVisual.sh')
+    with open("/home/user/app/result/ho.txt", 'r') as f:
+        pred = f.readlines(prediction)
+   return pred[-1]
 
 
 # ---- Gradio Layout -----