diff --git a/explainer/explainer.py b/explainer/explainer.py
index 5a6140633bfb..4d2eff1ce48e 100644
--- a/explainer/explainer.py
+++ b/explainer/explainer.py
@@ -11,11 +11,11 @@
 import sys
 from pathlib import Path
 
+import cv2
 import numpy as np
 import torch
 import torch.nn.functional as F
 import torchvision
-import cv2
 from pytorch_grad_cam import (AblationCAM, EigenCAM, EigenGradCAM, FullGrad, GradCAM, GradCAMElementWise,
                               GradCAMPlusPlus, HiResCAM, LayerCAM, RandomCAM, ScoreCAM, XGradCAM)
 from pytorch_grad_cam.utils.image import scale_cam_image, show_cam_on_image