diff --git a/infer/lib/audio.py b/infer/lib/audio.py
index 2c8de5c..13c12f5 100644
--- a/infer/lib/audio.py
+++ b/infer/lib/audio.py
@@ -53,8 +53,10 @@ def load_audio(file, sr):
     file = (
         file.strip(" ").strip('"').strip("\n").strip('"').strip(" ")
     )  # 防止小白拷路径头尾带了空格和"和回车
-    if(os.path.exists(file)==False):
-        raise RuntimeError("You input a wrong audio path that does not exists, please fix it!")
+    if os.path.exists(file) == False:
+        raise RuntimeError(
+            "You input a wrong audio path that does not exists, please fix it!"
+        )
     try:
         with open(file, "rb") as f:
             with BytesIO() as out:
diff --git a/infer/modules/uvr5/mdxnet.py b/infer/modules/uvr5/mdxnet.py
index c6d0e25..2f246db 100644
--- a/infer/modules/uvr5/mdxnet.py
+++ b/infer/modules/uvr5/mdxnet.py
@@ -216,26 +216,26 @@ class Predictor:
             path_other = "%s/%s_others.wav" % (others_root, basename)
             sf.write(path_vocal, mix - opt, rate)
             sf.write(path_other, opt, rate)
-            opt_path_vocal=path_vocal[:-4] + ".%s" % format
-            opt_path_other=path_other[:-4] + ".%s" % format
+            opt_path_vocal = path_vocal[:-4] + ".%s" % format
+            opt_path_other = path_other[:-4] + ".%s" % format
             if os.path.exists(path_vocal):
                 os.system(
-                    "ffmpeg -i %s -vn %s -q:a 2 -y"
-                    % (path_vocal, opt_path_vocal)
+                    "ffmpeg -i %s -vn %s -q:a 2 -y" % (path_vocal, opt_path_vocal)
                 )
-                if(os.path.exists(opt_path_vocal)):
+                if os.path.exists(opt_path_vocal):
                     try:
                         os.remove(path_vocal)
-                    except:pass
+                    except:
+                        pass
             if os.path.exists(path_other):
                 os.system(
-                    "ffmpeg -i %s -vn %s -q:a 2 -y"
-                    % (path_other, opt_path_other)
+                    "ffmpeg -i %s -vn %s -q:a 2 -y" % (path_other, opt_path_other)
                 )
-                if(os.path.exists(opt_path_other)):
+                if os.path.exists(opt_path_other):
                     try:
                         os.remove(path_other)
-                    except:pass
+                    except:
+                        pass
 
 
 class MDXNetDereverb:
@@ -252,5 +252,5 @@ class MDXNetDereverb:
         self.pred = Predictor(self)
         self.device = device
 
-    def _path_audio_(self, input, vocal_root, others_root, format,is_hp3=False):
+    def _path_audio_(self, input, vocal_root, others_root, format, is_hp3=False):
         self.pred.prediction(input, vocal_root, others_root, format)
diff --git a/infer/modules/uvr5/modules.py b/infer/modules/uvr5/modules.py
index 151176c..bce3cef 100644
--- a/infer/modules/uvr5/modules.py
+++ b/infer/modules/uvr5/modules.py
@@ -34,7 +34,7 @@ def uvr(model_name, inp_root, save_root_vocal, paths, save_root_ins, agg, format
                     os.getenv("weight_uvr5_root"), model_name + ".pth"
                 ),
                 device=config.device,
-                is_half=config.is_half
+                is_half=config.is_half,
             )
         is_hp3 = "HP3" in model_name
         if inp_root != "":
@@ -53,7 +53,7 @@ def uvr(model_name, inp_root, save_root_vocal, paths, save_root_ins, agg, format
                 ):
                     need_reformat = 0
                     pre_fun._path_audio_(
-                        inp_path, save_root_ins, save_root_vocal, format0,is_hp3=is_hp3
+                        inp_path, save_root_ins, save_root_vocal, format0, is_hp3=is_hp3
                     )
                     done = 1
             except:
diff --git a/infer/modules/uvr5/vr.py b/infer/modules/uvr5/vr.py
index acd165a..d3fbac4 100644
--- a/infer/modules/uvr5/vr.py
+++ b/infer/modules/uvr5/vr.py
@@ -16,7 +16,7 @@ from infer.lib.uvr5_pack.utils import inference
 
 
 class AudioPre:
-    def __init__(self, agg, model_path, device, is_half, tta = False):
+    def __init__(self, agg, model_path, device, is_half, tta=False):
         self.model_path = model_path
         self.device = device
         self.data = {
@@ -41,7 +41,9 @@ class AudioPre:
         self.mp = mp
         self.model = model
 
-    def _path_audio_(self, music_file, ins_root=None, vocal_root=None, format="flac",is_hp3=False):
+    def _path_audio_(
+        self, music_file, ins_root=None, vocal_root=None, format="flac", is_hp3=False
+    ):
         if ins_root is None and vocal_root is None:
             return "No save root."
         name = os.path.basename(music_file)
@@ -120,20 +122,22 @@ class AudioPre:
             else:
                 wav_instrument = spec_utils.cmb_spectrogram_to_wave(y_spec_m, self.mp)
             logger.info("%s instruments done" % name)
-            if(is_hp3==True):head="vocal_"
-            else:head="instrument_"
+            if is_hp3 == True:
+                head = "vocal_"
+            else:
+                head = "instrument_"
             if format in ["wav", "flac"]:
                 sf.write(
                     os.path.join(
                         ins_root,
-                        head+"{}_{}.{}".format(name, self.data["agg"], format),
+                        head + "{}_{}.{}".format(name, self.data["agg"], format),
                     ),
                     (np.array(wav_instrument) * 32768).astype("int16"),
                     self.mp.param["sr"],
                 )  #
             else:
                 path = os.path.join(
-                    ins_root, head+"{}_{}.wav".format(name, self.data["agg"])
+                    ins_root, head + "{}_{}.wav".format(name, self.data["agg"])
                 )
                 sf.write(
                     path,
@@ -141,18 +145,18 @@ class AudioPre:
                     self.mp.param["sr"],
                 )
                 if os.path.exists(path):
-                    opt_format_path=path[:-4] + ".%s" % format
-                    os.system(
-                        "ffmpeg -i %s -vn %s -q:a 2 -y"
-                        % (path, opt_format_path)
-                    )
+                    opt_format_path = path[:-4] + ".%s" % format
+                    os.system("ffmpeg -i %s -vn %s -q:a 2 -y" % (path, opt_format_path))
                     if os.path.exists(opt_format_path):
                         try:
                             os.remove(path)
-                        except:pass
+                        except:
+                            pass
         if vocal_root is not None:
-            if(is_hp3==True):head="instrument_"
-            else:head="vocal_"
+            if is_hp3 == True:
+                head = "instrument_"
+            else:
+                head = "vocal_"
             if self.data["high_end_process"].startswith("mirroring"):
                 input_high_end_ = spec_utils.mirroring(
                     self.data["high_end_process"], v_spec_m, input_high_end, self.mp
@@ -167,14 +171,14 @@ class AudioPre:
                 sf.write(
                     os.path.join(
                         vocal_root,
-                        head+"{}_{}.{}".format(name, self.data["agg"], format),
+                        head + "{}_{}.{}".format(name, self.data["agg"], format),
                     ),
                     (np.array(wav_vocals) * 32768).astype("int16"),
                     self.mp.param["sr"],
                 )
             else:
                 path = os.path.join(
-                    vocal_root, head+"{}_{}.wav".format(name, self.data["agg"])
+                    vocal_root, head + "{}_{}.wav".format(name, self.data["agg"])
                 )
                 sf.write(
                     path,
@@ -182,19 +186,17 @@ class AudioPre:
                     self.mp.param["sr"],
                 )
                 if os.path.exists(path):
-                    opt_format_path=path[:-4] + ".%s" % format
-                    os.system(
-                        "ffmpeg -i %s -vn %s -q:a 2 -y"
-                        % (path, opt_format_path)
-                    )
+                    opt_format_path = path[:-4] + ".%s" % format
+                    os.system("ffmpeg -i %s -vn %s -q:a 2 -y" % (path, opt_format_path))
                     if os.path.exists(opt_format_path):
                         try:
                             os.remove(path)
-                        except:pass
+                        except:
+                            pass
 
 
 class AudioPreDeEcho:
-    def __init__(self, agg, model_path, device, is_half, tta = False):
+    def __init__(self, agg, model_path, device, is_half, tta=False):
         self.model_path = model_path
         self.device = device
         self.data = {
@@ -221,7 +223,7 @@ class AudioPreDeEcho:
         self.model = model
 
     def _path_audio_(
-        self, music_file, vocal_root=None, ins_root=None, format="flac",is_hp3=False
+        self, music_file, vocal_root=None, ins_root=None, format="flac", is_hp3=False
     ):  # 3个VR模型vocal和ins是反的
         if ins_root is None and vocal_root is None:
             return "No save root."
@@ -320,15 +322,13 @@ class AudioPreDeEcho:
                     self.mp.param["sr"],
                 )
                 if os.path.exists(path):
-                    opt_format_path=path[:-4] + ".%s" % format
-                    os.system(
-                        "ffmpeg -i %s -vn %s -q:a 2 -y"
-                        % (path, opt_format_path)
-                    )
+                    opt_format_path = path[:-4] + ".%s" % format
+                    os.system("ffmpeg -i %s -vn %s -q:a 2 -y" % (path, opt_format_path))
                     if os.path.exists(opt_format_path):
                         try:
                             os.remove(path)
-                        except:pass
+                        except:
+                            pass
         if vocal_root is not None:
             if self.data["high_end_process"].startswith("mirroring"):
                 input_high_end_ = spec_utils.mirroring(
@@ -359,12 +359,10 @@ class AudioPreDeEcho:
                     self.mp.param["sr"],
                 )
                 if os.path.exists(path):
-                    opt_format_path=path[:-4] + ".%s" % format
-                    os.system(
-                        "ffmpeg -i %s -vn %s -q:a 2 -y"
-                        % (path, opt_format_path)
-                    )
+                    opt_format_path = path[:-4] + ".%s" % format
+                    os.system("ffmpeg -i %s -vn %s -q:a 2 -y" % (path, opt_format_path))
                     if os.path.exists(opt_format_path):
                         try:
                             os.remove(path)
-                        except:pass
+                        except:
+                            pass