diff --git a/modules/transformation.py b/modules/transformation.py
index c43f173..311838a 100755
--- a/modules/transformation.py
+++ b/modules/transformation.py
@@ -4,6 +4,7 @@ import torch.nn as nn
 import torch.nn.functional as F
 device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
 
+
 class TPS_SpatialTransformerNetwork(nn.Module):
     """ Rectification Network of RARE, namely TPS based STN """