Update app.py

app.py

@@ -25,7 +25,7 @@ model = DetectMultiBackend(weights, device=device, dnn=dnn, data=data, fp16=Fals
 
 
 
-def inference(image, iou_thres, conf_thres):
+def inference(image, iou_thres=0.5, conf_thres=0.5):
     im = letterbox(image, img_size, stride=stride, auto=auto)[0]  # padded resize
     im = im.transpose((2, 0, 1))[::-1]  # HWC to CHW, BGR to RGB
     im = np.ascontiguousarray(im)  # contiguous