Update app.py

app.py

@@ -1,13 +1,19 @@
 import os
 import gradio as gr
 import outetts
-from outetts.version.v2.interface import DEFAULT_SPEAKERS  # Fixed the import syntax
 import torch
 import spaces
 
+# Define available speakers
+AVAILABLE_SPEAKERS = [
+    "en_male_1", "en_male_2", "en_female_1", "en_female_2",
+    "zh_male_1", "zh_male_2", "zh_female_1", "zh_female_2",
+    "jp_male_1", "jp_male_2", "jp_female_1", "jp_female_2",
+    "kr_male_1", "kr_male_2", "kr_female_1", "kr_female_2"
+]
+
 def get_available_speakers():
-    speakers = list(DEFAULT_SPEAKERS.keys())  # Fixed variable name
-    return speakers
+    return AVAILABLE_SPEAKERS
 
 @spaces.GPU
 def generate_tts(text, temperature, repetition_penalty, speaker_selection, reference_audio):
@@ -72,6 +78,19 @@ custom_css = """
     border-radius: 15px;
     padding: 1.5rem;
     margin: 1rem 0;
+    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
+}
+.generate-button {
+    background: linear-gradient(45deg, #2196F3, #00BCD4);
+    color: white;
+    border: none;
+    padding: 1rem 2rem;
+    border-radius: 8px;
+    cursor: pointer;
+    transition: transform 0.2s;
+}
+.generate-button:hover {
+    transform: translateY(-2px);
 }
 """
 
@@ -117,19 +136,21 @@ with gr.Blocks(css=custom_css) as demo:
                     
                     submit_button = gr.Button(
                         "Generate Speech",
-                        variant="primary"
+                        variant="primary",
+                        elem_classes="generate-button"
                     )
                     
             with gr.Column(scale=1):
-                # Output section
-                audio_output = gr.Audio(
-                    label="Generated Audio",
-                    type="filepath"
-                )
-                error_box = gr.Textbox(
-                    label="Status",
-                    visible=False
-                )
+                # Output section with 3D effect
+                with gr.Group(elem_classes="control-panel"):
+                    audio_output = gr.Audio(
+                        label="Generated Audio",
+                        type="filepath"
+                    )
+                    error_box = gr.Textbox(
+                        label="Status",
+                        visible=False
+                    )
         
     submit_button.click(
         fn=generate_tts,