diff --git a/examples/community/face_adversarial_attack/adversarial_attack.py b/examples/community/face_adversarial_attack/adversarial_attack.py
index d960ed6..0671e38 100644
--- a/examples/community/face_adversarial_attack/adversarial_attack.py
+++ b/examples/community/face_adversarial_attack/adversarial_attack.py
@@ -41,7 +41,6 @@ class FaceAdversarialAttack(object):
             input_img (numpy.ndarray): The input image.
             target_img (numpy.ndarray): The target image.
             seed (int): optional Sets custom seed for reproducability. Default is generated randomly.
-
         """
 
         if (seed is not None): np.random.seed(seed)
@@ -76,10 +75,9 @@ class FaceAdversarialAttack(object):
         Args:
             attack_method (Sting) : Including target attack and non-target attack.
 
-      Returns:
+        Returns:
             Tensor, adversarial image.
             Tensor, mask image.
-
         """
 
         if attack_method == "non-target attack":