diff --git a/enhancer/inference.py b/enhancer/inference.py
index 1abd8bb..ae399f1 100644
--- a/enhancer/inference.py
+++ b/enhancer/inference.py
@@ -1,11 +1,12 @@
-import numpy as np
-from scipy.signal import get_window
-from scipy.io import wavfile
+from pathlib import Path
 from typing import Optional, Union
+
+import numpy as np
 import torch
 import torch.nn.functional as F
-from pathlib import Path
 from librosa import load as load_audio
+from scipy.io import wavfile
+from scipy.signal import get_window
 
 from enhancer.utils import Audio