cast model_ind type

app.py

@@ -108,7 +108,7 @@ model_names = ["yolov8n 640 mask_300000_3000_0.3_0.7.onnx",
 input_size = 640
 
 
-def run(img_path, model_ind):
+def run(img_path, model_ind:int):
     image_data, img_width, img_height, original_image = image_preprocess(img_path)
     model_name = model_names[model_ind]
     detections = inference(model_name, image_data)