diff --git a/.ruff.toml b/.ruff.toml
new file mode 100644
index 00000000..8b137891
--- /dev/null
+++ b/.ruff.toml
@@ -0,0 +1 @@
+
diff --git a/.vscode/extensions.json b/.vscode/extensions.json
new file mode 100644
index 00000000..37c0a820
--- /dev/null
+++ b/.vscode/extensions.json
@@ -0,0 +1,6 @@
+{
+    "recommendations": [
+        "charliermarsh.ruff",
+        "ms-python.python"
+    ]
+}
\ No newline at end of file
diff --git a/cluster/__init__.py b/cluster/__init__.py
index f1b9bde0..68758d0a 100644
--- a/cluster/__init__.py
+++ b/cluster/__init__.py
@@ -1,4 +1,3 @@
-import numpy as np
 import torch
 from sklearn.cluster import KMeans
 
diff --git a/cluster/kmeans.py b/cluster/kmeans.py
index 8e133ab1..0b78ed6c 100644
--- a/cluster/kmeans.py
+++ b/cluster/kmeans.py
@@ -1,4 +1,3 @@
-import math,pdb
 import torch,pynvml
 from torch.nn.functional import normalize
 from time import time
diff --git a/cluster/train_cluster.py b/cluster/train_cluster.py
index 86445663..4858192c 100644
--- a/cluster/train_cluster.py
+++ b/cluster/train_cluster.py
@@ -1,6 +1,5 @@
-import time,pdb
+import time
 import tqdm
-from time import time as ttime
 import os
 from pathlib import Path
 import logging
@@ -12,8 +11,7 @@
 
 logging.basicConfig(level=logging.INFO)
 logger = logging.getLogger(__name__)
-from time import time as ttime
-import pynvml,torch
+import torch
 
 def train_cluster(in_dir, n_clusters, use_minibatch=True, verbose=False,use_gpu=False):#gpu_minibatch真拉，虽然库支持但是也不考虑
     logger.info(f"Loading features from {in_dir}")
@@ -29,7 +27,7 @@ def train_cluster(in_dir, n_clusters, use_minibatch=True, verbose=False,use_gpu=
     features = features.astype(np.float32)
     logger.info(f"Clustering features of shape: {features.shape}")
     t = time.time()
-    if(use_gpu==False):
+    if(use_gpu is False):
         if use_minibatch:
             kmeans = MiniBatchKMeans(n_clusters=n_clusters,verbose=verbose, batch_size=4096, max_iter=80).fit(features)
         else:
@@ -37,14 +35,14 @@ def train_cluster(in_dir, n_clusters, use_minibatch=True, verbose=False,use_gpu=
     else:
             kmeans = KMeansGPU(n_clusters=n_clusters, mode='euclidean', verbose=2 if verbose else 0,max_iter=500,tol=1e-2)#
             features=torch.from_numpy(features)#.to(device)
-            labels = kmeans.fit_predict(features)#
+            kmeans.fit_predict(features)#
 
     print(time.time()-t, "s")
 
     x = {
-            "n_features_in_": kmeans.n_features_in_ if use_gpu==False else features.shape[1],
-            "_n_threads": kmeans._n_threads if use_gpu==False else 4,
-            "cluster_centers_": kmeans.cluster_centers_ if use_gpu==False else kmeans.centroids.cpu().numpy(),
+            "n_features_in_": kmeans.n_features_in_ if use_gpu is False else features.shape[1],
+            "_n_threads": kmeans._n_threads if use_gpu is False else 4,
+            "cluster_centers_": kmeans.cluster_centers_ if use_gpu is False else kmeans.centroids.cpu().numpy(),
     }
     print("end")
 
diff --git a/data_utils.py b/data_utils.py
index 2539519f..0b3c3857 100644
--- a/data_utils.py
+++ b/data_utils.py
@@ -1,13 +1,11 @@
-import time
 import os
 import random
 import numpy as np
 import torch
 import torch.utils.data
 
-import modules.commons as commons
 import utils
-from modules.mel_processing import spectrogram_torch, spec_to_mel_torch, spectrogram_torch
+from modules.mel_processing import spectrogram_torch, spectrogram_torch
 from utils import load_wav_to_torch, load_filepaths_and_text
 
 # import h5py
@@ -87,7 +85,7 @@ def get_audio(self, filename):
         assert abs(audio_norm.shape[1]-lmin * self.hop_length) < 3 * self.hop_length
         spec, c, f0, uv = spec[:, :lmin], c[:, :lmin], f0[:lmin], uv[:lmin]
         audio_norm = audio_norm[:, :lmin * self.hop_length]
-        if volume!= None:
+        if volume is not None:
             volume = volume[:lmin]
         return c, f0, spec, audio_norm, spk, uv, volume
 
@@ -96,7 +94,7 @@ def random_slice(self, c, f0, spec, audio_norm, spk, uv, volume):
         #     print("skip too short audio:", filename)
         #     return None
 
-        if random.choice([True, False]) and self.vol_aug and volume!=None:
+        if random.choice([True, False]) and self.vol_aug and volume is not None:
             max_amp = float(torch.max(torch.abs(audio_norm))) + 1e-5
             max_shift = min(1, np.log10(1/max_amp))
             log10_vol_shift = random.uniform(-1, max_shift)
@@ -114,7 +112,7 @@ def random_slice(self, c, f0, spec, audio_norm, spk, uv, volume):
             end = start + 790
             spec, c, f0, uv = spec[:, start:end], c[:, start:end], f0[start:end], uv[start:end]
             audio_norm = audio_norm[:, start * self.hop_length : end * self.hop_length]
-            if volume !=None:
+            if volume is not None:
                 volume = volume[start:end]
         return c, f0, spec, audio_norm, spk, uv,volume
 
@@ -178,7 +176,7 @@ def __call__(self, batch):
             uv = row[5]
             uv_padded[i, :uv.size(0)] = uv
             volume = row[6]
-            if volume != None:
+            if volume is not None:
                 volume_padded[i, :volume.size(0)] = volume
             else :
                 volume_padded = None
diff --git a/diffusion/data_loaders.py b/diffusion/data_loaders.py
index 87d7865a..ea802efb 100644
--- a/diffusion/data_loaders.py
+++ b/diffusion/data_loaders.py
@@ -1,6 +1,5 @@
 import os
 import random
-import re
 import numpy as np
 import librosa
 import torch
@@ -130,7 +129,7 @@ def __init__(
         with open(filelists,"r") as f:
             self.paths = f.read().splitlines()
         for name_ext in tqdm(self.paths, total=len(self.paths)):
-            name = os.path.splitext(name_ext)[0]
+            os.path.splitext(name_ext)[0]
             path_audio = name_ext
             duration = librosa.get_duration(filename = path_audio, sr = self.sample_rate)
             
diff --git a/diffusion/diffusion.py b/diffusion/diffusion.py
index e7d7b726..b95d305b 100644
--- a/diffusion/diffusion.py
+++ b/diffusion/diffusion.py
@@ -2,7 +2,6 @@
 from functools import partial
 from inspect import isfunction
 import torch.nn.functional as F
-import librosa.sequence
 import numpy as np
 import torch
 from torch import nn
@@ -26,8 +25,10 @@ def extract(a, t, x_shape):
 
 
 def noise_like(shape, device, repeat=False):
-    repeat_noise = lambda: torch.randn((1, *shape[1:]), device=device).repeat(shape[0], *((1,) * (len(shape) - 1)))
-    noise = lambda: torch.randn(shape, device=device)
+    def repeat_noise():
+        return torch.randn((1, *shape[1:]), device=device).repeat(shape[0], *((1,) * (len(shape) - 1)))
+    def noise():
+        return torch.randn(shape, device=device)
     return repeat_noise() if repeat else noise()
 
 
diff --git a/diffusion/diffusion_onnx.py b/diffusion/diffusion_onnx.py
index 1c1e8032..1d60edf5 100644
--- a/diffusion/diffusion_onnx.py
+++ b/diffusion/diffusion_onnx.py
@@ -2,7 +2,6 @@
 from functools import partial
 from inspect import isfunction
 import torch.nn.functional as F
-import librosa.sequence
 import numpy as np
 from torch.nn import Conv1d
 from torch.nn import Mish
@@ -27,8 +26,10 @@ def extract(a, t):
 
 
 def noise_like(shape, device, repeat=False):
-    repeat_noise = lambda: torch.randn((1, *shape[1:]), device=device).repeat(shape[0], *((1,) * (len(shape) - 1)))
-    noise = lambda: torch.randn(shape, device=device)
+    def repeat_noise():
+        return torch.randn((1, *shape[1:]), device=device).repeat(shape[0], *((1,) * (len(shape) - 1)))
+    def noise():
+        return torch.randn(shape, device=device)
     return repeat_noise() if repeat else noise()
 
 
@@ -577,7 +578,7 @@ def forward(self, condition=None, init_noise=None, pndms=None, k_step=None):
         noise_list = torch.zeros((0, 1, 1, self.mel_bins, n_frames), device=device)
 
         ot = step_range[0]
-        ot_1 = torch.full((1,), ot, device=device, dtype=torch.long)
+        torch.full((1,), ot, device=device, dtype=torch.long)
 
         for t in step_range:
             t_1 = torch.full((1,), t, device=device, dtype=torch.long)
diff --git a/diffusion/dpm_solver_pytorch.py b/diffusion/dpm_solver_pytorch.py
index 23e4d3c0..037da373 100644
--- a/diffusion/dpm_solver_pytorch.py
+++ b/diffusion/dpm_solver_pytorch.py
@@ -1,6 +1,4 @@
 import torch
-import torch.nn.functional as F
-import math
 
 
 class NoiseScheduleVP:
@@ -559,7 +557,7 @@ def dpm_solver_first_update(self, x, s, t, model_s=None, return_intermediate=Fal
             x_t: A pytorch tensor. The approximated solution at time `t`.
         """
         ns = self.noise_schedule
-        dims = x.dim()
+        x.dim()
         lambda_s, lambda_t = ns.marginal_lambda(s), ns.marginal_lambda(t)
         h = lambda_t - lambda_s
         log_alpha_s, log_alpha_t = ns.marginal_log_mean_coeff(s), ns.marginal_log_mean_coeff(t)
@@ -984,12 +982,16 @@ def dpm_solver_adaptive(self, x, order, t_T, t_0, h_init=0.05, atol=0.0078, rtol
         nfe = 0
         if order == 2:
             r1 = 0.5
-            lower_update = lambda x, s, t: self.dpm_solver_first_update(x, s, t, return_intermediate=True)
-            higher_update = lambda x, s, t, **kwargs: self.singlestep_dpm_solver_second_update(x, s, t, r1=r1, solver_type=solver_type, **kwargs)
+            def lower_update(x, s, t):
+                return self.dpm_solver_first_update(x, s, t, return_intermediate=True)
+            def higher_update(x, s, t, **kwargs):
+                return self.singlestep_dpm_solver_second_update(x, s, t, r1=r1, solver_type=solver_type, **kwargs)
         elif order == 3:
             r1, r2 = 1. / 3., 2. / 3.
-            lower_update = lambda x, s, t: self.singlestep_dpm_solver_second_update(x, s, t, r1=r1, return_intermediate=True, solver_type=solver_type)
-            higher_update = lambda x, s, t, **kwargs: self.singlestep_dpm_solver_third_update(x, s, t, r1=r1, r2=r2, solver_type=solver_type, **kwargs)
+            def lower_update(x, s, t):
+                return self.singlestep_dpm_solver_second_update(x, s, t, r1=r1, return_intermediate=True, solver_type=solver_type)
+            def higher_update(x, s, t, **kwargs):
+                return self.singlestep_dpm_solver_third_update(x, s, t, r1=r1, r2=r2, solver_type=solver_type, **kwargs)
         else:
             raise ValueError("For adaptive step size solver, order must be 2 or 3, got {}".format(order))
         while torch.abs((s - t_0)).mean() > t_err:
@@ -997,7 +999,8 @@ def dpm_solver_adaptive(self, x, order, t_T, t_0, h_init=0.05, atol=0.0078, rtol
             x_lower, lower_noise_kwargs = lower_update(x, s, t)
             x_higher = higher_update(x, s, t, **lower_noise_kwargs)
             delta = torch.max(torch.ones_like(x).to(x) * atol, rtol * torch.max(torch.abs(x_lower), torch.abs(x_prev)))
-            norm_fn = lambda v: torch.sqrt(torch.square(v.reshape((v.shape[0], -1))).mean(dim=-1, keepdim=True))
+            def norm_fn(v):
+                return torch.sqrt(torch.square(v.reshape((v.shape[0], -1))).mean(dim=-1, keepdim=True))
             E = norm_fn((x_higher - x_lower) / delta).max()
             if torch.all(E <= 1.):
                 x = x_higher
diff --git a/diffusion/infer_gt_mel.py b/diffusion/infer_gt_mel.py
index 033b821a..da5f36c4 100644
--- a/diffusion/infer_gt_mel.py
+++ b/diffusion/infer_gt_mel.py
@@ -1,4 +1,3 @@
-import numpy as np
 import torch
 import torch.nn.functional as F
 from diffusion.unit2mel import load_model_vocoder
diff --git a/diffusion/logger/saver.py b/diffusion/logger/saver.py
index 5fdeaac6..4233613b 100644
--- a/diffusion/logger/saver.py
+++ b/diffusion/logger/saver.py
@@ -3,13 +3,11 @@
 '''
 
 import os
-import json
 import time
 import yaml
 import datetime
 import torch
 import matplotlib.pyplot as plt
-from . import utils
 from torch.utils.tensorboard import SummaryWriter
 
 class Saver(object):
diff --git a/diffusion/logger/utils.py b/diffusion/logger/utils.py
index 485681ce..1420076e 100644
--- a/diffusion/logger/utils.py
+++ b/diffusion/logger/utils.py
@@ -1,7 +1,6 @@
 import os
 import yaml
 import json
-import pickle
 import torch
 
 def traverse_dir(
@@ -121,6 +120,6 @@ def load_model(
         ckpt = torch.load(path_pt, map_location=torch.device(device))
         global_step = ckpt['global_step']
         model.load_state_dict(ckpt['model'], strict=False)
-        if ckpt.get('optimizer') != None:
+        if ckpt.get("optimizer") is not None:
             optimizer.load_state_dict(ckpt['optimizer'])
     return global_step, model, optimizer
diff --git a/diffusion/onnx_export.py b/diffusion/onnx_export.py
index a63ab065..3663cfd4 100644
--- a/diffusion/onnx_export.py
+++ b/diffusion/onnx_export.py
@@ -4,9 +4,7 @@
 import torch
 import torch.nn as nn
 import numpy as np
-from wavenet import WaveNet
 import torch.nn.functional as F
-import diffusion
 
 class DotDict(dict):
     def __getattr__(*args):         
@@ -147,8 +145,8 @@ def OnnxExport(self, project_name=None, init_noise=None, export_encoder=True, ex
                 spks.update({i:1.0/float(self.n_spk)})
         spk_mix = torch.tensor(spk_mix)
         spk_mix = spk_mix.repeat(n_frames, 1)
-        orgouttt = self.init_spkembed(hubert, f0.unsqueeze(-1), volume.unsqueeze(-1), spk_mix_dict=spks)
-        outtt = self.forward(hubert, mel2ph, f0, volume, spk_mix)
+        self.init_spkembed(hubert, f0.unsqueeze(-1), volume.unsqueeze(-1), spk_mix_dict=spks)
+        self.forward(hubert, mel2ph, f0, volume, spk_mix)
         if export_encoder:
             torch.onnx.export(
                 self,
@@ -182,8 +180,8 @@ def ExportOnnx(self, project_name=None):
                 spk_mix.append(1.0/float(self.n_spk))
                 spks.update({i:1.0/float(self.n_spk)})
         spk_mix = torch.tensor(spk_mix)
-        orgouttt = self.orgforward(hubert, f0.unsqueeze(-1), volume.unsqueeze(-1), spk_mix_dict=spks)
-        outtt = self.forward(hubert, mel2ph, f0, volume, spk_mix)
+        self.orgforward(hubert, f0.unsqueeze(-1), volume.unsqueeze(-1), spk_mix_dict=spks)
+        self.forward(hubert, mel2ph, f0, volume, spk_mix)
 
         torch.onnx.export(
                 self,
diff --git a/diffusion/solver.py b/diffusion/solver.py
index 2a8bf380..8b389003 100644
--- a/diffusion/solver.py
+++ b/diffusion/solver.py
@@ -1,4 +1,3 @@
-import os
 import time
 import numpy as np
 import torch
diff --git a/diffusion/uni_pc.py b/diffusion/uni_pc.py
index 4226570c..c920f92e 100644
--- a/diffusion/uni_pc.py
+++ b/diffusion/uni_pc.py
@@ -1,5 +1,4 @@
 import torch
-import torch.nn.functional as F
 import math
 
 
@@ -109,7 +108,8 @@ def marginal_log_mean_coeff(self, t):
         elif self.schedule == 'linear':
             return -0.25 * t ** 2 * (self.beta_1 - self.beta_0) - 0.5 * t * self.beta_0
         elif self.schedule == 'cosine':
-            log_alpha_fn = lambda s: torch.log(torch.cos((s + self.cosine_s) / (1. + self.cosine_s) * math.pi / 2.))
+            def log_alpha_fn(s):
+                return torch.log(torch.cos((s + self.cosine_s) / (1.0 + self.cosine_s) * math.pi / 2.0))
             log_alpha_t =  log_alpha_fn(t) - self.cosine_log_alpha_0
             return log_alpha_t
 
@@ -147,7 +147,8 @@ def inverse_lambda(self, lamb):
             return t.reshape((-1,))
         else:
             log_alpha = -0.5 * torch.logaddexp(-2. * lamb, torch.zeros((1,)).to(lamb))
-            t_fn = lambda log_alpha_t: torch.arccos(torch.exp(log_alpha_t + self.cosine_log_alpha_0)) * 2. * (1. + self.cosine_s) / math.pi - self.cosine_s
+            def t_fn(log_alpha_t):
+                return torch.arccos(torch.exp(log_alpha_t + self.cosine_log_alpha_0)) * 2.0 * (1.0 + self.cosine_s) / math.pi - self.cosine_s
             t = t_fn(log_alpha)
             return t
 
diff --git a/diffusion/unit2mel.py b/diffusion/unit2mel.py
index 53ed7521..0f40c0e8 100644
--- a/diffusion/unit2mel.py
+++ b/diffusion/unit2mel.py
@@ -116,13 +116,13 @@ def init_spkmix(self, n_spk):
         hubert_hidden_size = self.input_channel
         n_frames = 10
         hubert = torch.randn((1, n_frames, hubert_hidden_size))
-        mel2ph = torch.arange(end=n_frames).unsqueeze(0).long()
+        torch.arange(end=n_frames).unsqueeze(0).long()
         f0 = torch.randn((1, n_frames))
         volume = torch.randn((1, n_frames))
         spks = {}
         for i in range(n_spk):
             spks.update({i:1.0/float(self.n_spk)})
-        orgouttt = self.init_spkembed(hubert, f0.unsqueeze(-1), volume.unsqueeze(-1), spk_mix_dict=spks)
+        self.init_spkembed(hubert, f0.unsqueeze(-1), volume.unsqueeze(-1), spk_mix_dict=spks)
 
     def forward(self, units, f0, volume, spk_id = None, spk_mix_dict = None, aug_shift = None,
                 gt_spec=None, infer=True, infer_speedup=10, method='dpm-solver', k_step=300, use_tqdm=True):
diff --git a/inference/infer_tool.py b/inference/infer_tool.py
index 442342c9..5dddb417 100644
--- a/inference/infer_tool.py
+++ b/inference/infer_tool.py
@@ -21,7 +21,6 @@
 import pickle
 
 from diffusion.unit2mel import load_model_vocoder
-import yaml
 
 logging.getLogger('matplotlib').setLevel(logging.WARNING)
 
@@ -153,7 +152,7 @@ def __init__(self, net_g_path, config_path,
                     self.hop_size = self.diffusion_args.data.block_size
                     self.spk2id = self.diffusion_args.spk
                     self.speech_encoder = self.diffusion_args.data.encoder
-                    self.unit_interpolate_mode = self.diffusion_args.data.unit_interpolate_mode if self.diffusion_args.data.unit_interpolate_mode!=None else 'left'
+                    self.unit_interpolate_mode = self.diffusion_args.data.unit_interpolate_mode if self.diffusion_args.data.unit_interpolate_mode is not None else 'left'
                 if spk_mix_enable:
                     self.diffusion_model.init_spkmix(len(self.spk2id))
             else:
@@ -290,7 +289,7 @@ def infer(self, speaker, tran, raw_path,
                 audio = torch.FloatTensor(wav).to(self.dev)
                 audio_mel = None
             if self.only_diffusion or self.shallow_diffusion:
-                vol = self.volume_extractor.extract(audio[None,:])[None,:,None].to(self.dev) if vol==None else vol[:,:,None]
+                vol = self.volume_extractor.extract(audio[None,:])[None,:,None].to(self.dev) if vol is None else vol[:,:,None]
                 if self.shallow_diffusion and second_encoding:
                     audio16k = librosa.resample(audio.detach().cpu().numpy(), orig_sr=self.target_sample, target_sr=16000)
                     audio16k = torch.from_numpy(audio16k).to(self.dev)
diff --git a/inference/infer_tool_grad.py b/inference/infer_tool_grad.py
index 561c22c5..0b3e72cc 100644
--- a/inference/infer_tool_grad.py
+++ b/inference/infer_tool_grad.py
@@ -1,12 +1,7 @@
-import hashlib
-import json
 import logging
 import os
-import time
-from pathlib import Path
 import io
 import librosa
-import maad
 import numpy as np
 from inference import slicer
 import parselmouth
@@ -14,7 +9,6 @@
 import torch
 import torchaudio
 
-from hubert import hubert_model
 import utils
 from models import SynthesizerTrn
 logging.getLogger('numba').setLevel(logging.WARNING)
@@ -93,7 +87,7 @@ def __init__(self):
     def set_device(self, device):
         self.device = torch.device(device)
         self.hubert_soft.to(self.device)
-        if self.SVCVITS != None:
+        if self.SVCVITS is not None:
             self.SVCVITS.to(self.device)
 
     def loadCheckpoint(self, path):
diff --git a/inference_main.py b/inference_main.py
index 17803427..37051723 100644
--- a/inference_main.py
+++ b/inference_main.py
@@ -1,14 +1,7 @@
-import io
 import logging
-import time
-from pathlib import Path
 from spkmix import spk_mix_map
-import librosa
-import matplotlib.pyplot as plt
-import numpy as np
 import soundfile
 from inference import infer_tool
-from inference import slicer
 from inference.infer_tool import Svc
 
 logging.getLogger('numba').setLevel(logging.WARNING)
diff --git a/models.py b/models.py
index 1f67b29c..a125f7a4 100644
--- a/models.py
+++ b/models.py
@@ -1,5 +1,3 @@
-import copy
-import math
 import torch
 from torch import nn
 from torch.nn import functional as F
@@ -8,11 +6,11 @@
 import modules.commons as commons
 import modules.modules as modules
 
-from torch.nn import Conv1d, ConvTranspose1d, AvgPool1d, Conv2d
-from torch.nn.utils import weight_norm, remove_weight_norm, spectral_norm
+from torch.nn import Conv1d, Conv2d
+from torch.nn.utils import weight_norm, spectral_norm
 
 import utils
-from modules.commons import init_weights, get_padding
+from modules.commons import get_padding
 from utils import f0_to_coarse
 
 class ResidualCouplingBlock(nn.Module):
@@ -125,7 +123,7 @@ def __init__(self, period, kernel_size=5, stride=3, use_spectral_norm=False):
         super(DiscriminatorP, self).__init__()
         self.period = period
         self.use_spectral_norm = use_spectral_norm
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv2d(1, 32, (kernel_size, 1), (stride, 1), padding=(get_padding(kernel_size, 1), 0))),
             norm_f(Conv2d(32, 128, (kernel_size, 1), (stride, 1), padding=(get_padding(kernel_size, 1), 0))),
@@ -160,7 +158,7 @@ def forward(self, x):
 class DiscriminatorS(torch.nn.Module):
     def __init__(self, use_spectral_norm=False):
         super(DiscriminatorS, self).__init__()
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv1d(1, 16, 15, 1, padding=7)),
             norm_f(Conv1d(16, 64, 41, 4, groups=4, padding=20)),
@@ -407,7 +405,7 @@ def forward(self, c, f0, uv, spec, g=None, c_lengths=None, spec_lengths=None, vo
         g = self.emb_g(g).transpose(1,2)
 
         # vol proj
-        vol = self.emb_vol(vol[:,:,None]).transpose(1,2) if vol!=None and self.vol_embedding else 0
+        vol = self.emb_vol(vol[:,:,None]).transpose(1,2) if vol is not None and self.vol_embedding else 0
 
         # ssl prenet
         x_mask = torch.unsqueeze(commons.sequence_mask(c_lengths, c.size(2)), 1).to(c.dtype)
@@ -452,7 +450,7 @@ def infer(self, c, f0, uv, g=None, noice_scale=0.35, seed=52468, predict_f0=Fals
         
         x_mask = torch.unsqueeze(commons.sequence_mask(c_lengths, c.size(2)), 1).to(c.dtype)
         # vol proj
-        vol = self.emb_vol(vol[:,:,None]).transpose(1,2) if vol!=None and self.vol_embedding else 0
+        vol = self.emb_vol(vol[:,:,None]).transpose(1,2) if vol is not None and self.vol_embedding else 0
 
         x = self.pre(c) * x_mask + self.emb_uv(uv.long()).transpose(1, 2) + vol
         
diff --git a/modules/F0Predictor/crepe.py b/modules/F0Predictor/crepe.py
index fa56e719..4b004190 100644
--- a/modules/F0Predictor/crepe.py
+++ b/modules/F0Predictor/crepe.py
@@ -1,14 +1,13 @@
 from typing import Optional,Union
 try:
     from typing import Literal
-except Exception as e:
+except Exception:
     from typing_extensions import Literal
 import numpy as np
 import torch
 import torchcrepe
 from torch import nn
 from torch.nn import functional as F
-import scipy
 
 #from:https://github.com/fishaudio/fish-diffusion
 
@@ -334,7 +333,7 @@ def __call__(self, x, sampling_rate=44100, pad_to=None):
         f0 = torch.where(torch.isnan(f0), torch.full_like(f0, 0), f0)[0]
 
         if torch.all(f0 == 0):
-            rtn = f0.cpu().numpy() if pad_to==None else np.zeros(pad_to)
+            rtn = f0.cpu().numpy() if pad_to is None else np.zeros(pad_to)
             return rtn,rtn
         
         return self.post_process(x, sampling_rate, f0, pad_to)
diff --git a/modules/attentions.py b/modules/attentions.py
index f9c11ca4..bb591e95 100644
--- a/modules/attentions.py
+++ b/modules/attentions.py
@@ -1,12 +1,9 @@
-import copy
 import math
-import numpy as np
 import torch
 from torch import nn
 from torch.nn import functional as F
 
 import modules.commons as commons
-import modules.modules as modules
 from modules.modules import LayerNorm
 
 
@@ -243,7 +240,7 @@ def _matmul_with_relative_keys(self, x, y):
     return ret
 
   def _get_relative_embeddings(self, relative_embeddings, length):
-    max_relative_position = 2 * self.window_size + 1
+    2 * self.window_size + 1
     # Pad first before slice to avoid using cond ops.
     pad_length = max(length - (self.window_size + 1), 0)
     slice_start_position = max((self.window_size + 1) - length, 0)
diff --git a/modules/commons.py b/modules/commons.py
index 07488800..abb20ac9 100644
--- a/modules/commons.py
+++ b/modules/commons.py
@@ -1,7 +1,5 @@
 import math
-import numpy as np
 import torch
-from torch import nn
 from torch.nn import functional as F
 
 def slice_pitch_segments(x, ids_str, segment_size=4):
@@ -157,7 +155,6 @@ def generate_path(duration, mask):
   duration: [b, 1, t_x]
   mask: [b, 1, t_y, t_x]
   """
-  device = duration.device
   
   b, _, t_y, t_x = mask.shape
   cum_duration = torch.cumsum(duration, -1)
diff --git a/modules/losses.py b/modules/losses.py
index cd21799e..4a489cdb 100644
--- a/modules/losses.py
+++ b/modules/losses.py
@@ -1,7 +1,5 @@
 import torch 
-from torch.nn import functional as F
 
-import modules.commons as commons
 
 
 def feature_loss(fmap_r, fmap_g):
diff --git a/modules/mel_processing.py b/modules/mel_processing.py
index a9936a20..0795b053 100644
--- a/modules/mel_processing.py
+++ b/modules/mel_processing.py
@@ -1,16 +1,5 @@
-import math
-import os
-import random
 import torch
-from torch import nn
-import torch.nn.functional as F
 import torch.utils.data
-import numpy as np
-import librosa
-import librosa.util as librosa_util
-from librosa.util import normalize, pad_center, tiny
-from scipy.signal import get_window
-from scipy.io.wavfile import read
 from librosa.filters import mel as librosa_mel_fn
 
 MAX_WAV_VALUE = 32768.0
diff --git a/modules/modules.py b/modules/modules.py
index 54290fd2..3f11cc02 100644
--- a/modules/modules.py
+++ b/modules/modules.py
@@ -1,12 +1,8 @@
-import copy
-import math
-import numpy as np
-import scipy
 import torch
 from torch import nn
 from torch.nn import functional as F
 
-from torch.nn import Conv1d, ConvTranspose1d, AvgPool1d, Conv2d
+from torch.nn import Conv1d
 from torch.nn.utils import weight_norm, remove_weight_norm
 
 import modules.commons as commons
diff --git a/onnx_export_speaker_mix.py b/onnx_export_speaker_mix.py
index cb807359..742ca39b 100644
--- a/onnx_export_speaker_mix.py
+++ b/onnx_export_speaker_mix.py
@@ -127,7 +127,7 @@ def main():
         "Characters": spklist
     }
 
-    MoeVSConfJson = json.dumps(MoeVSConf)
+    json.dumps(MoeVSConf)
     with open(f"checkpoints/{path}.json", 'w') as MoeVsConfFile:
         json.dump(MoeVSConf, MoeVsConfFile, indent = 4)
 
diff --git a/onnxexport/model_onnx.py b/onnxexport/model_onnx.py
index e28bae95..09e69aee 100644
--- a/onnxexport/model_onnx.py
+++ b/onnxexport/model_onnx.py
@@ -6,11 +6,11 @@
 import modules.commons as commons
 import modules.modules as modules
 
-from torch.nn import Conv1d, ConvTranspose1d, AvgPool1d, Conv2d
-from torch.nn.utils import weight_norm, remove_weight_norm, spectral_norm
+from torch.nn import Conv1d, Conv2d
+from torch.nn.utils import weight_norm, spectral_norm
 
 import utils
-from modules.commons import init_weights, get_padding
+from modules.commons import get_padding
 from vdecoder.hifigan.models import Generator
 from utils import f0_to_coarse
 
@@ -124,7 +124,7 @@ def __init__(self, period, kernel_size=5, stride=3, use_spectral_norm=False):
         super(DiscriminatorP, self).__init__()
         self.period = period
         self.use_spectral_norm = use_spectral_norm
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv2d(1, 32, (kernel_size, 1), (stride, 1), padding=(get_padding(kernel_size, 1), 0))),
             norm_f(Conv2d(32, 128, (kernel_size, 1), (stride, 1), padding=(get_padding(kernel_size, 1), 0))),
@@ -159,7 +159,7 @@ def forward(self, x):
 class DiscriminatorS(torch.nn.Module):
     def __init__(self, use_spectral_norm=False):
         super(DiscriminatorS, self).__init__()
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv1d(1, 16, 15, 1, padding=7)),
             norm_f(Conv1d(16, 64, 41, 4, groups=4, padding=20)),
diff --git a/onnxexport/model_onnx_speaker_mix.py b/onnxexport/model_onnx_speaker_mix.py
index f8193637..b1889986 100644
--- a/onnxexport/model_onnx_speaker_mix.py
+++ b/onnxexport/model_onnx_speaker_mix.py
@@ -1,18 +1,11 @@
-import copy
-import math
 import torch
 from torch import nn
 from torch.nn import functional as F
 
 import modules.attentions as attentions
-import modules.commons as commons
 import modules.modules as modules
 
-from torch.nn import Conv1d, ConvTranspose1d, AvgPool1d, Conv2d
-from torch.nn.utils import weight_norm, remove_weight_norm, spectral_norm
 
-import utils
-from modules.commons import init_weights, get_padding
 from utils import f0_to_coarse
 
 class ResidualCouplingBlock(nn.Module):
@@ -259,7 +252,7 @@ def forward(self, c, f0, mel2ph, uv, noise=None, g=None, vol = None):
         
         x_mask = torch.unsqueeze(torch.ones_like(f0), 1).to(c.dtype)
         # vol proj
-        vol = self.emb_vol(vol[:,:,None]).transpose(1,2) if vol!=None and self.vol_embedding else 0
+        vol = self.emb_vol(vol[:,:,None]).transpose(1,2) if vol is not None and self.vol_embedding else 0
         
         x = self.pre(c) * x_mask + self.emb_uv(uv.long()).transpose(1, 2) + vol
         
diff --git a/resample.py b/resample.py
index 275265e5..a99c509c 100644
--- a/resample.py
+++ b/resample.py
@@ -3,8 +3,8 @@
 import librosa
 import numpy as np
 import concurrent.futures
-from concurrent.futures import ProcessPoolExecutor, ThreadPoolExecutor
-from multiprocessing import Pool, cpu_count
+from concurrent.futures import ProcessPoolExecutor
+from multiprocessing import cpu_count
 from scipy.io import wavfile
 from tqdm import tqdm
 
diff --git a/train.py b/train.py
index dba77bbb..0139ffae 100644
--- a/train.py
+++ b/train.py
@@ -6,12 +6,7 @@
 logging.getLogger('numba').setLevel(logging.WARNING)
 
 import os
-import json
-import argparse
-import itertools
-import math
 import torch
-from torch import nn, optim
 from torch.nn import functional as F
 from torch.utils.data import DataLoader
 from torch.utils.tensorboard import SummaryWriter
@@ -287,7 +282,7 @@ def evaluate(hps, generator, eval_loader, writer_eval):
             c = c[:1].cuda(0)
             f0 = f0[:1].cuda(0)
             uv= uv[:1].cuda(0)
-            if volume!=None:
+            if volume is not None:
                 volume = volume[:1].cuda(0)
             mel = spec_to_mel_torch(
                 spec,
@@ -314,7 +309,7 @@ def evaluate(hps, generator, eval_loader, writer_eval):
                 f"gt/audio_{batch_idx}": y[0]
             })
         image_dict.update({
-            f"gen/mel": utils.plot_spectrogram_to_numpy(y_hat_mel[0].cpu().numpy()),
+            "gen/mel": utils.plot_spectrogram_to_numpy(y_hat_mel[0].cpu().numpy()),
             "gt/mel": utils.plot_spectrogram_to_numpy(mel[0].cpu().numpy())
         })
     utils.summarize(
diff --git a/train_diff.py b/train_diff.py
index d5f99e66..8bfd9070 100644
--- a/train_diff.py
+++ b/train_diff.py
@@ -1,4 +1,3 @@
-import os
 import argparse
 import torch
 from torch.optim import lr_scheduler
diff --git a/utils.py b/utils.py
index 45f86f86..691cd0bb 100644
--- a/utils.py
+++ b/utils.py
@@ -6,17 +6,12 @@
 import logging
 import json
 import subprocess
-import warnings
-import random
-import functools
 import librosa
 import numpy as np
 from scipy.io.wavfile import read
 import torch
 from torch.nn import functional as F
-from modules.commons import sequence_mask
 import faiss
-import tqdm
 
 MATPLOTLIB_FLAG = False
 
@@ -201,15 +196,20 @@ def clean_checkpoints(path_to_models='logs/44k/', n_ckpts_to_keep=2, sort_by_tim
                         False -> lexicographically delete ckpts
   """
   ckpts_files = [f for f in os.listdir(path_to_models) if os.path.isfile(os.path.join(path_to_models, f))]
-  name_key = (lambda _f: int(re.compile('._(\d+)\.pth').match(_f).group(1)))
-  time_key = (lambda _f: os.path.getmtime(os.path.join(path_to_models, _f)))
+  def name_key(_f):
+      return int(re.compile("._(\\d+)\\.pth").match(_f).group(1))
+  def time_key(_f):
+      return os.path.getmtime(os.path.join(path_to_models, _f))
   sort_key = time_key if sort_by_time else name_key
-  x_sorted = lambda _x: sorted([f for f in ckpts_files if f.startswith(_x) and not f.endswith('_0.pth')], key=sort_key)
+  def x_sorted(_x):
+      return sorted([f for f in ckpts_files if f.startswith(_x) and not f.endswith("_0.pth")], key=sort_key)
   to_del = [os.path.join(path_to_models, fn) for fn in
             (x_sorted('G')[:-n_ckpts_to_keep] + x_sorted('D')[:-n_ckpts_to_keep])]
-  del_info = lambda fn: logger.info(f".. Free up space by deleting ckpt {fn}")
-  del_routine = lambda x: [os.remove(x), del_info(x)]
-  rs = [del_routine(fn) for fn in to_del]
+  def del_info(fn):
+      return logger.info(f".. Free up space by deleting ckpt {fn}")
+  def del_routine(x):
+      return [os.remove(x), del_info(x)]
+  [del_routine(fn) for fn in to_del]
 
 def summarize(writer, global_step, scalars={}, histograms={}, images={}, audios={}, audio_sampling_rate=22050):
   for k, v in scalars.items():
diff --git a/vdecoder/hifigan/models.py b/vdecoder/hifigan/models.py
index 2c868f3d..c94a367a 100644
--- a/vdecoder/hifigan/models.py
+++ b/vdecoder/hifigan/models.py
@@ -199,7 +199,7 @@ def forward(self, f0):
         output uv: tensor(batchsize=1, length, 1)
         """
         with torch.no_grad():
-            f0_buf = torch.zeros(f0.shape[0], f0.shape[1], self.dim,
+            torch.zeros(f0.shape[0], f0.shape[1], self.dim,
                                  device=f0.device)
             # fundamental component
             fn = torch.multiply(f0, torch.FloatTensor([[range(1, self.harmonic_num + 2)]]).to(f0.device))
@@ -353,7 +353,7 @@ class DiscriminatorP(torch.nn.Module):
     def __init__(self, period, kernel_size=5, stride=3, use_spectral_norm=False):
         super(DiscriminatorP, self).__init__()
         self.period = period
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv2d(1, 32, (kernel_size, 1), (stride, 1), padding=(get_padding(5, 1), 0))),
             norm_f(Conv2d(32, 128, (kernel_size, 1), (stride, 1), padding=(get_padding(5, 1), 0))),
@@ -412,7 +412,7 @@ def forward(self, y, y_hat):
 class DiscriminatorS(torch.nn.Module):
     def __init__(self, use_spectral_norm=False):
         super(DiscriminatorS, self).__init__()
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv1d(1, 128, 15, 1, padding=7)),
             norm_f(Conv1d(128, 128, 41, 2, groups=4, padding=20)),
diff --git a/vdecoder/hifigan/nvSTFT.py b/vdecoder/hifigan/nvSTFT.py
index 88597d62..87d15119 100644
--- a/vdecoder/hifigan/nvSTFT.py
+++ b/vdecoder/hifigan/nvSTFT.py
@@ -1,14 +1,10 @@
-import math
 import os
 os.environ["LRU_CACHE_CAPACITY"] = "3"
-import random
 import torch
 import torch.utils.data
 import numpy as np
 import librosa
-from librosa.util import normalize
 from librosa.filters import mel as librosa_mel_fn
-from scipy.io.wavfile import read
 import soundfile as sf
 
 def load_wav_to_torch(full_path, target_sr=None, return_empty_on_exception=False):
diff --git a/vdecoder/hifigan/utils.py b/vdecoder/hifigan/utils.py
index 9c93c996..89ccf5f5 100644
--- a/vdecoder/hifigan/utils.py
+++ b/vdecoder/hifigan/utils.py
@@ -1,6 +1,5 @@
 import glob
 import os
-import matplotlib
 import torch
 from torch.nn.utils import weight_norm
 # matplotlib.use("Agg")
diff --git a/vdecoder/hifiganwithsnake/models.py b/vdecoder/hifiganwithsnake/models.py
index 4d9ae7a0..1d3a0c00 100644
--- a/vdecoder/hifiganwithsnake/models.py
+++ b/vdecoder/hifiganwithsnake/models.py
@@ -211,7 +211,7 @@ def forward(self, f0):
         output uv: tensor(batchsize=1, length, 1)
         """
         with torch.no_grad():
-            f0_buf = torch.zeros(f0.shape[0], f0.shape[1], self.dim,
+            torch.zeros(f0.shape[0], f0.shape[1], self.dim,
                                  device=f0.device)
             # fundamental component
             fn = torch.multiply(f0, torch.FloatTensor([[range(1, self.harmonic_num + 2)]]).to(f0.device))
@@ -370,7 +370,7 @@ class DiscriminatorP(torch.nn.Module):
     def __init__(self, period, kernel_size=5, stride=3, use_spectral_norm=False):
         super(DiscriminatorP, self).__init__()
         self.period = period
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv2d(1, 32, (kernel_size, 1), (stride, 1), padding=(get_padding(5, 1), 0))),
             norm_f(Conv2d(32, 128, (kernel_size, 1), (stride, 1), padding=(get_padding(5, 1), 0))),
@@ -429,7 +429,7 @@ def forward(self, y, y_hat):
 class DiscriminatorS(torch.nn.Module):
     def __init__(self, use_spectral_norm=False):
         super(DiscriminatorS, self).__init__()
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv1d(1, 128, 15, 1, padding=7)),
             norm_f(Conv1d(128, 128, 41, 2, groups=4, padding=20)),
diff --git a/vdecoder/hifiganwithsnake/nvSTFT.py b/vdecoder/hifiganwithsnake/nvSTFT.py
index 88597d62..87d15119 100644
--- a/vdecoder/hifiganwithsnake/nvSTFT.py
+++ b/vdecoder/hifiganwithsnake/nvSTFT.py
@@ -1,14 +1,10 @@
-import math
 import os
 os.environ["LRU_CACHE_CAPACITY"] = "3"
-import random
 import torch
 import torch.utils.data
 import numpy as np
 import librosa
-from librosa.util import normalize
 from librosa.filters import mel as librosa_mel_fn
-from scipy.io.wavfile import read
 import soundfile as sf
 
 def load_wav_to_torch(full_path, target_sr=None, return_empty_on_exception=False):
diff --git a/vdecoder/hifiganwithsnake/utils.py b/vdecoder/hifiganwithsnake/utils.py
index 9c93c996..89ccf5f5 100644
--- a/vdecoder/hifiganwithsnake/utils.py
+++ b/vdecoder/hifiganwithsnake/utils.py
@@ -1,6 +1,5 @@
 import glob
 import os
-import matplotlib
 import torch
 from torch.nn.utils import weight_norm
 # matplotlib.use("Agg")
diff --git a/vdecoder/nsf_hifigan/models.py b/vdecoder/nsf_hifigan/models.py
index c2c889ec..4fa33a1e 100644
--- a/vdecoder/nsf_hifigan/models.py
+++ b/vdecoder/nsf_hifigan/models.py
@@ -289,7 +289,7 @@ class DiscriminatorP(torch.nn.Module):
     def __init__(self, period, kernel_size=5, stride=3, use_spectral_norm=False):
         super(DiscriminatorP, self).__init__()
         self.period = period
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv2d(1, 32, (kernel_size, 1), (stride, 1), padding=(get_padding(5, 1), 0))),
             norm_f(Conv2d(32, 128, (kernel_size, 1), (stride, 1), padding=(get_padding(5, 1), 0))),
@@ -348,7 +348,7 @@ def forward(self, y, y_hat):
 class DiscriminatorS(torch.nn.Module):
     def __init__(self, use_spectral_norm=False):
         super(DiscriminatorS, self).__init__()
-        norm_f = weight_norm if use_spectral_norm == False else spectral_norm
+        norm_f = weight_norm if use_spectral_norm is False else spectral_norm
         self.convs = nn.ModuleList([
             norm_f(Conv1d(1, 128, 15, 1, padding=7)),
             norm_f(Conv1d(128, 128, 41, 2, groups=4, padding=20)),
diff --git a/vdecoder/nsf_hifigan/nvSTFT.py b/vdecoder/nsf_hifigan/nvSTFT.py
index 62bd5a00..369c7be8 100644
--- a/vdecoder/nsf_hifigan/nvSTFT.py
+++ b/vdecoder/nsf_hifigan/nvSTFT.py
@@ -1,14 +1,10 @@
-import math
 import os
 os.environ["LRU_CACHE_CAPACITY"] = "3"
-import random
 import torch
 import torch.utils.data
 import numpy as np
 import librosa
-from librosa.util import normalize
 from librosa.filters import mel as librosa_mel_fn
-from scipy.io.wavfile import read
 import soundfile as sf
 import torch.nn.functional as F
 
diff --git a/vencoder/dphubert/components.py b/vencoder/dphubert/components.py
index 0cc82a35..1f8ae273 100644
--- a/vencoder/dphubert/components.py
+++ b/vencoder/dphubert/components.py
@@ -11,7 +11,7 @@
 
 import torch
 from torch import nn, Tensor
-from torch.nn import Module, Parameter
+from torch.nn import Module
 
 from .hardconcrete import HardConcrete
 from .pruning_utils import (
diff --git a/vencoder/wavlm/WavLM.py b/vencoder/wavlm/WavLM.py
index 777befb7..656e5041 100644
--- a/vencoder/wavlm/WavLM.py
+++ b/vencoder/wavlm/WavLM.py
@@ -402,9 +402,7 @@ def make_conv():
                 nn.init.kaiming_normal_(conv.weight)
                 return conv
 
-            assert (
-                           is_layer_norm and is_group_norm
-                   ) == False, "layer norm and group norm are exclusive"
+            assert (is_layer_norm and is_group_norm) is False, "layer norm and group norm are exclusive"
 
             if is_layer_norm:
                 return nn.Sequential(
diff --git a/vencoder/whisper/audio.py b/vencoder/whisper/audio.py
index 3bdb70ba..7b3b796c 100644
--- a/vencoder/whisper/audio.py
+++ b/vencoder/whisper/audio.py
@@ -1,4 +1,3 @@
-import os
 from functools import lru_cache
 from typing import Union
 
diff --git a/vencoder/whisper/decoding.py b/vencoder/whisper/decoding.py
index 603546d4..133c2e77 100644
--- a/vencoder/whisper/decoding.py
+++ b/vencoder/whisper/decoding.py
@@ -32,7 +32,7 @@ def detect_language(model: "Whisper", mel: Tensor, tokenizer: Tokenizer = None)
     if tokenizer is None:
         tokenizer = get_tokenizer(model.is_multilingual)
     if tokenizer.language is None or tokenizer.language_token not in tokenizer.sot_sequence:
-        raise ValueError(f"This model doesn't have language tokens so it can't perform lang id")
+        raise ValueError("This model doesn't have language tokens so it can't perform lang id")
 
     single = mel.ndim == 2
     if single:
diff --git a/vencoder/whisper/tokenizer.py b/vencoder/whisper/tokenizer.py
index a27cb359..b15645dc 100644
--- a/vencoder/whisper/tokenizer.py
+++ b/vencoder/whisper/tokenizer.py
@@ -196,7 +196,7 @@ def timestamp_begin(self) -> int:
     def language_token(self) -> int:
         """Returns the token id corresponding to the value of the `language` field"""
         if self.language is None:
-            raise ValueError(f"This tokenizer does not have language token configured")
+            raise ValueError("This tokenizer does not have language token configured")
 
         additional_tokens = dict(
             zip(
diff --git a/webUI.py b/webUI.py
index d848e179..b6a4f016 100644
--- a/webUI.py
+++ b/webUI.py
@@ -1,4 +1,3 @@
-import io
 import os
 
 # os.system("wget -P cvec/ https://huggingface.co/spaces/innnky/nanami/resolve/main/checkpoint_best_legacy_500.pt")
@@ -13,8 +12,6 @@
 import json
 
 import subprocess
-import edge_tts
-import asyncio
 from scipy.io import wavfile
 import librosa
 import torch
@@ -42,7 +39,7 @@
 
 def upload_mix_append_file(files,sfiles):
     try:
-        if(sfiles == None):
+        if(sfiles is None):
             file_paths = [file.name for file in files]
         else:
             file_paths = [file.name for file in chain(files,sfiles)]
@@ -68,7 +65,7 @@ def mix_submit_click(js,mode):
 
 def updata_mix_info(files):
     try:
-        if files == None : return mix_model_output1.update(value="")
+        if files is None : return mix_model_output1.update(value="")
         p = {file.name:100 for file in files}
         return mix_model_output1.update(value=json.dumps(p,indent=2))
     except Exception as e: