formatter modified

channel.py

@@ -1,6 +1,7 @@
 import torch
 import torch.nn as nn
 
+
 def channel(channel_type='AWGN', snr=20):
     def AWGN_channel(z_hat: torch.Tensor):
         if z_hat.dim() == 4:
@@ -11,7 +12,7 @@ def channel(channel_type='AWGN', snr=20):
             # k = np.prod(z_hat.size())
             k = torch.prod(torch.tensor(z_hat.size()))
             sig_pwr = torch.sum(torch.abs(z_hat).square())/k
-        noi_pwr = sig_pwr / ( 10 ** (snr / 10))
+        noi_pwr = sig_pwr / (10 ** (snr / 10))
         noise = torch.randn_like(z_hat) * torch.sqrt(noi_pwr)
         return z_hat + noise
 

dataset.py

@@ -14,7 +14,7 @@ class Vanilla(Dataset):
         img = Image.open(img_path).convert('RGB')
         if self.transform is not None:
             img = self.transform(img)
-        return img, 0 # 0 is a fake label not important
+        return img, 0  # 0 is a fake label not important
 
     def __len__(self):
         return len(self.imgs)

eval.py

@@ -34,7 +34,7 @@ def main():
     model.change_channel(args.channel, args.snr)
 
     psnr_all = 0.0
-    
+
     for i in range(args.times):
         demo_image = model(test_image)
         demo_image = image_normalization('denormalization')(demo_image)
@@ -43,7 +43,7 @@ def main():
     demo_image = image_normalization('normalization')(demo_image)
     demo_image = torch.cat([test_image, demo_image], dim=1)
     demo_image = transforms.ToPILImage()(demo_image)
-    demo_image.save('./run/{}_{}'.format(args.saved.split('/')[-1],args.test_image.split('/')[-1]))
+    demo_image.save('./run/{}_{}'.format(args.saved.split('/')[-1], args.test_image.split('/')[-1]))
     print("psnr on {} is {}".format(args.test_image, psnr_all / args.times))
 
 

model.py

@@ -42,8 +42,7 @@ class _ConvWithPReLU(nn.Module):
         super(_ConvWithPReLU, self).__init__()
         self.conv = nn.Conv2d(in_channels, out_channels, kernel_size, stride, padding)
         self.prelu = nn.PReLU()
-        
-        
+
         nn.init.kaiming_normal_(self.conv.weight, mode='fan_out', nonlinearity='leaky_relu')
 
     def forward(self, x):
@@ -62,7 +61,7 @@ class _TransConvWithPReLU(nn.Module):
             nn.init.kaiming_normal_(self.transconv.weight, mode='fan_out', nonlinearity='leaky_relu')
         else:
             nn.init.xavier_normal_(self.transconv.weight)
-        
+
     def forward(self, x):
         x = self.transconv(x)
         x = self.activate(x)
@@ -70,7 +69,7 @@ class _TransConvWithPReLU(nn.Module):
 
 
 class _Encoder(nn.Module):
-    def __init__(self, c=1, is_temp=False,P=1):
+    def __init__(self, c=1, is_temp=False, P=1):
         super(_Encoder, self).__init__()
         self.is_temp = is_temp
         # self.imgae_normalization = _image_normalization(norm_type='nomalization')

train.py

@@ -19,6 +19,7 @@ from fractions import Fraction
 from dataset import Vanilla
 import numpy as np
 
+
 def set_seed(seed):
     np.random.seed(seed)
     torch.manual_seed(seed)
@@ -55,7 +56,6 @@ def config_parser():
     return parser.parse_args()
 
 
-
 def main():
     args = config_parser()
     args.snr_list = list(map(float, args.snr_list))
@@ -66,6 +66,7 @@ def main():
         for snr in args.snr_list:
             train(args, ratio, snr)
 
+
 def train(args: config_parser(), ratio: float, snr: float):
 
     device = torch.device(args.device if torch.cuda.is_available() else 'cpu')
@@ -94,7 +95,7 @@ def train(args: config_parser(), ratio: float, snr: float):
                                  batch_size=args.batch_size, num_workers=args.num_workers)
     else:
         raise Exception('Unknown dataset')
-    
+
     print(args)
     image_fisrt = train_dataset.__getitem__(0)[0]
     c = ratio2filtersize(image_fisrt, ratio)
@@ -125,7 +126,7 @@ def train(args: config_parser(), ratio: float, snr: float):
             loss.backward()
             optimizer.step()
             run_loss += loss.item()
-        if args.if_scheduler: # the scheduler is wrong before
+        if args.if_scheduler:  # the scheduler is wrong before
             scheduler.step()
         with torch.no_grad():
             model.eval()
@@ -142,7 +143,7 @@ def train(args: config_parser(), ratio: float, snr: float):
         print("epoch: {}, loss: {:.4f}, test_mse: {:.4f}, lr:{}".format(
             epoch, run_loss/len(train_loader), test_mse/len(test_loader), optimizer.param_groups[0]['lr']))
     save_model(model, args.saved, args.saved +
-               '/{}_{}_{:.2f}_{:.2f}_{}_{}.pth'.format(args.dataset, args.epochs, ratio, snr, args.batch_size,c))
+               '/{}_{}_{:.2f}_{:.2f}_{}_{}.pth'.format(args.dataset, args.epochs, ratio, snr, args.batch_size, c))
 
 
 def save_model(model, dir, path):