diff --git a/models/vocoders/gan/discriminator/mpd.py b/models/vocoders/gan/discriminator/mpd.py
index a2d7aa36..51e4e792 100644
--- a/models/vocoders/gan/discriminator/mpd.py
+++ b/models/vocoders/gan/discriminator/mpd.py
@@ -269,6 +269,7 @@ def forward(self, y, y_hat):
 
         return outputs
 
+
 class DiscriminatorP_JETS(torch.nn.Module):
     def __init__(self, period, kernel_size=5, stride=3, use_spectral_norm=False):
         super(DiscriminatorP_JETS, self).__init__()
@@ -347,6 +348,7 @@ def forward(self, x):
 
         return x, fmap
 
+
 class MultiPeriodDiscriminator_JETS(torch.nn.Module):
     def __init__(self, use_spectral_norm=False):
         super(MultiPeriodDiscriminator_JETS, self).__init__()
@@ -367,10 +369,11 @@ def forward(self, y):
 
         return y_d_rs, fmap_rs
 
-# JETS Multi-scale Multi-period discriminator module. 
+
+# JETS Multi-scale Multi-period discriminator module.
 class MultiScaleMultiPeriodDiscriminator(torch.nn.Module):
     """HiFi-GAN multi-scale + multi-period discriminator module."""
-    
+
     def __init__(self, use_spectral_norm=False):
         super(MultiScaleMultiPeriodDiscriminator, self).__init__()
 
@@ -385,4 +388,4 @@ def forward(self, y):
         # mpd_outs = self.mpd(y, y_hat)
         return msd_outs_d_rs + mpd_outs_d_rs
         # ground_truth, generated
-        # return msd_outs + mpd_outs
\ No newline at end of file
+        # return msd_outs + mpd_outs
diff --git a/models/vocoders/gan/discriminator/msd.py b/models/vocoders/gan/discriminator/msd.py
index fbac562f..0c13c27d 100644
--- a/models/vocoders/gan/discriminator/msd.py
+++ b/models/vocoders/gan/discriminator/msd.py
@@ -87,6 +87,7 @@ def forward(self, y, y_hat):
 
         return y_d_rs, y_d_gs, fmap_rs, fmap_gs
 
+
 class MultiScaleDiscriminator_JETS(nn.Module):
     def __init__(self):
         super(MultiScaleDiscriminator_JETS, self).__init__()
@@ -104,7 +105,7 @@ def __init__(self):
         )
 
     def forward(self, y):
-        y_d_rs = []     # p, y, groud-truth
+        y_d_rs = []  # p, y, groud-truth
         fmap_rs = []
 
         for i, d in enumerate(self.discriminators):
@@ -114,6 +115,5 @@ def forward(self, y):
             y_d_rs.append(y_d_r)
             fmap_rs.append(fmap_r)
 
-
         return y_d_rs, fmap_rs
-            # fmap_rs is real, fmap_gs is generated. 
+        # fmap_rs is real, fmap_gs is generated.