Update app.py

app.py

@@ -88,7 +88,7 @@ VOICES: Dict[str, str] = {
     "InJoon (Male, KR)": "ko-KR-InJoonNeural",
     
     # Russian
-    "Svetlana (Female, RU)": "ru-RU-SvetlanaNeural",
+    "Svetlana (Female, RU)": "ru-RU-Svetlaneural",
     "Dmitry (Male, RU)": "ru-RU-DmitryNeural",
     
     # Arabic
@@ -108,9 +108,12 @@ VOICES: Dict[str, str] = {
     "Sofie (Female, NL)": "nl-NL-SofieNeural",
 }
 
-def text_to_speech(text: str, voice: str) -> str:
-    """Wrapper function to run async code"""
-    return asyncio.run(generate_speech(text, VOICES[voice]))  # Modified to use VOICES[voice]
+def text_to_speech(text: str, voice: str) -> tuple:
+    """Wrapper function to run async code and return audio file and download button state"""
+    if not text or not voice:
+        return None, gr.DownloadButton.update(visible=False)
+    output_file = asyncio.run(generate_speech(text, VOICES.get(voice, VOICES["Jenny (Female, US)"])))
+    return output_file, gr.DownloadButton.update(visible=True) if output_file else (None, gr.DownloadButton.update(visible=False))
 
 def get_languages() -> list:
     """Extract unique languages from voice names"""
@@ -127,13 +130,12 @@ def filter_voices(language: str) -> Dict[str, str]:
         return VOICES
     return {name: voice for name, voice in VOICES.items() if f"({language})" in name}
 
-def update_voice_dropdown(language: str) -> Dict:
-    """Update voice dropdown based on selected language"""
+def update_voice_dropdown(language: str) -> tuple:
+    """Return new choices and default value for voice dropdown"""
     filtered_voices = filter_voices(language)
-    return gr.Dropdown.update(
-        choices=list(filtered_voices.keys()),
-        value=list(filtered_voices.keys())[0] if filtered_voices else None
-    )
+    choices = list(filtered_voices.keys())
+    default_value = choices[0] if choices else None
+    return choices, default_value
 
 with gr.Blocks(title="Multi-Voice Text-to-Speech", theme="soft") as demo:
     gr.Markdown("""
@@ -146,7 +148,7 @@ with gr.Blocks(title="Multi-Voice Text-to-Speech", theme="soft") as demo:
             text_input = gr.Textbox(
                 label="Enter your text",
                 placeholder="Type or paste your text here...",
-                lines=5,
+                lines mortal=5,
                 max_lines=10
             )
             
@@ -173,21 +175,22 @@ with gr.Blocks(title="Multi-Voice Text-to-Speech", theme="soft") as demo:
 
     # Interactive components
     language_filter.change(
-        update_voice_dropdown,
+        fn=update_voice_dropdown,
         inputs=language_filter,
-        outputs=voice_dropdown
+        outputs=[voice_dropdown]
     )
     
     generate_btn.click(
-        text_to_speech,
+        fn=text_to_speech,
         inputs=[text_input, voice_dropdown],
         outputs=[audio_output, download_btn]
     )
     
     audio_output.change(
-        lambda: gr.DownloadButton.update(visible=True),
+        fn=lambda x: gr.DownloadButton.update(visible=bool(x)),
+        inputs=audio_output,
         outputs=download_btn
     )
 
 if __name__ == "__main__":
-    demo.launch()
+    demo.launch(share=True)  # Set share=True for public link (requires internet)