feat: support no index choice

Author: Vidalnt

tabs/inference/inference.py

@@ -122,6 +122,7 @@ def get_files(type="model"):
 
 
 default_weight = next(iter(get_files("model")), None)
+index_files = sorted(get_files("index"))
 
 audio_paths = [
     os.path.join(root, name)
@@ -228,8 +229,10 @@ def change_choices(model):
     else:
         speakers = [0]
 
-    models_list = get_files("model")
+    models_list = sorted(get_files("model"))
     indexes_list = sorted(get_files("index"))
+    if indexes_list:
+        indexes_list = [("No Index", "")] + [(x, x) for x in indexes_list]
 
     audio_paths = [
         os.path.join(root, name)
@@ -241,8 +244,8 @@ def change_choices(model):
     ]
 
     return (
-        {"choices": sorted(models_list), "__type__": "update"},
-        {"choices": sorted(indexes_list), "__type__": "update"},
+        {"choices": models_list, "__type__": "update"},
+        {"choices": indexes_list, "__type__": "update"},
         {"choices": sorted(audio_paths), "__type__": "update"},
         {
             "choices": (
@@ -483,6 +486,8 @@ def filter_dropdowns(filter_text):
     all_indexes = sorted(get_files("index"))
     filtered_models = [m for m in all_models if ft in m.lower()]
     filtered_indexes = [i for i in all_indexes if ft in i.lower()]
+    if filtered_indexes:
+        filtered_indexes = [("No Index", "")] + [(x, x) for x in filtered_indexes]
     return (gr.update(choices=filtered_models), gr.update(choices=filtered_indexes))
 
 
@@ -519,7 +524,9 @@ def inference_tab():
             index_file = gr.Dropdown(
                 label=i18n("Index File"),
                 info=i18n("Select the index file to use for the conversion."),
-                choices=sorted(get_files("index")),
+                choices=[("No Index", "")] + [(x, x) for x in index_files]
+                if index_files
+                else [],
                 value=match_index(default_weight),
                 interactive=True,
                 allow_custom_value=True,