reformat code

detect.py

@@ -13,7 +13,7 @@ from numpy import random
 from models.experimental import attempt_load
 from utils.datasets import LoadStreams, LoadImages
 from utils.general import (
-    check_img_size, non_max_suppression, apply_classifier, scale_coords, 
+    check_img_size, non_max_suppression, apply_classifier, scale_coords,
     xyxy2xywh, plot_one_box, strip_optimizer, set_logging)
 from utils.torch_utils import select_device, load_classifier, time_synchronized