if not camera.isOpened():
 
   print("Error:") 

else: 

   print("Success.") 

   for i in range(10): 
     ret, frame = camera.read() 

     if ret: 
      print("Success") 

      break 

     else: 

       print("Fail") 

    if not ret: 

       print("Fail") 

    else: 

       cv2.imshow("Captured Frame", frame) 

       cv2.waitKey(0)```