diff --git a/infer-web.py b/infer-web.py
index 440a39f..9c356c1 100644
--- a/infer-web.py
+++ b/infer-web.py
@@ -33,7 +33,6 @@ import shutil
 import logging
 
 
-
 logging.getLogger("numba").setLevel(logging.WARNING)
 
 logger = logging.getLogger(__name__)
@@ -439,8 +438,9 @@ def change_version19(sr2, if_f0_3, version19):
 def change_f0(if_f0_3, sr2, version19):  # f0method8,pretrained_G14,pretrained_D15
     path_str = "" if version19 == "v1" else "_v2"
     return (
-        {"visible": if_f0_3, "__type__": "update"},{"visible": if_f0_3, "__type__": "update"},
-        *get_pretrained_models(path_str, "f0"if if_f0_3==True else "", sr2),
+        {"visible": if_f0_3, "__type__": "update"},
+        {"visible": if_f0_3, "__type__": "update"},
+        *get_pretrained_models(path_str, "f0" if if_f0_3 == True else "", sr2),
     )
 
 
@@ -781,9 +781,7 @@ with gr.Blocks(title="RVC WebUI") as app:
             with gr.Row():
                 sid0 = gr.Dropdown(label=i18n("推理音色"), choices=sorted(names))
                 with gr.Column():
-                    refresh_button = gr.Button(
-                        i18n("刷新音色列表和索引路径"), variant="primary"
-                    )
+                    refresh_button = gr.Button(i18n("刷新音色列表和索引路径"), variant="primary")
                     clean_button = gr.Button(i18n("卸载音色省显存"), variant="primary")
                 spk_item = gr.Slider(
                     minimum=0,
@@ -873,7 +871,8 @@ with gr.Blocks(title="RVC WebUI") as app:
                                 interactive=True,
                             )
                             f0_file = gr.File(
-                               label=i18n("F0曲线文件, 可选, 一行一个音高, 代替默认F0及升降调"),visible=False
+                                label=i18n("F0曲线文件, 可选, 一行一个音高, 代替默认F0及升降调"),
+                                visible=False,
                             )
 
                             refresh_button.click(
@@ -1283,7 +1282,7 @@ with gr.Blocks(title="RVC WebUI") as app:
                     if_f0_3.change(
                         change_f0,
                         [if_f0_3, sr2, version19],
-                        [f0method8, gpus_rmvpe,pretrained_G14, pretrained_D15],
+                        [f0method8, gpus_rmvpe, pretrained_G14, pretrained_D15],
                     )
                     gpus16 = gr.Textbox(
                         label=i18n("以-分隔输入使用的卡号, 例如   0-1-2   使用卡0和卡1和卡2"),
diff --git a/infer/modules/vc/modules.py b/infer/modules/vc/modules.py
index 33b40f5..1775012 100644
--- a/infer/modules/vc/modules.py
+++ b/infer/modules/vc/modules.py
@@ -170,16 +170,18 @@ class VC:
                 self.hubert_model = load_hubert(self.config)
 
             if file_index:
-                file_index = file_index.strip(" ") \
-                .strip('"') \
-                .strip("\n") \
-                .strip('"') \
-                .strip(" ") \
-                .replace("trained", "added")
+                file_index = (
+                    file_index.strip(" ")
+                    .strip('"')
+                    .strip("\n")
+                    .strip('"')
+                    .strip(" ")
+                    .replace("trained", "added")
+                )
             elif file_index2:
                 file_index = file_index2
             else:
-                file_index = "" # 防止小白写错，自动帮他替换掉
+                file_index = ""  # 防止小白写错，自动帮他替换掉
 
             audio_opt = self.pipeline.pipeline(
                 self.hubert_model,