Update app.py

app.py

@@ -38,16 +38,17 @@ def tts_mode(txt, voice):
 
     return audio_bytes
 
-loop = asyncio.new_event_loop()
-asyncio.set_event_loop(loop)
-with gr.Blocks() as app:
-    with gr.Tabs():
-        with gr.TabItem('Herta'):
-            tts_text = gr.Textbox(label="TTS text (100 words limitation)", visible = True)
-            tts_voice = gr.Dropdown(choices= tts_get_voices_list(), visible = True)
-            audio_output = gr.Audio(label="Output Audio")
-            btn_submit = gr.Button("Generate")
+if __name__ == '__main__':
+    loop = asyncio.new_event_loop()
+    asyncio.set_event_loop(loop)
+    with gr.Blocks() as app:
+        with gr.Tabs():
+            with gr.TabItem('Herta'):
+                tts_text = gr.Textbox(label="TTS text (100 words limitation)", visible = True)
+                tts_voice = gr.Dropdown(choices= tts_get_voices_list(), visible = True)
+                audio_output = gr.Audio(label="Output Audio")
+                btn_submit = gr.Button("Generate")
     
     btn_submit.click(tts_mode, [tts_text, tts_voice], [audio_output])
 
-app.launch()
+    app.launch()