diff --git a/pvnet/data/datamodule.py b/pvnet/data/datamodule.py
index 8155b41c..abddbe8f 100644
--- a/pvnet/data/datamodule.py
+++ b/pvnet/data/datamodule.py
@@ -24,7 +24,7 @@ def __len__(self):
 
     def __getitem__(self, idx):
         return torch.load(self.sample_paths[idx])
-    
+
 
 def collate_fn(samples: list[NumpyBatch]):
     """Convert a list of NumpyBatch samples to a tensor batch"""