Update app.py

app.py

@@ -1,14 +1,15 @@
 import gradio as gr
 import gtts
+from gtts.lang import tts_langs
 
-def tts_interface(input_text):
-    tts = gtts.gTTS(input_text)
+def tts_interface(input_text, voice):
+    tts = gtts.gTTS(text=input_text, voice=voice)
     tts.save("output.mp3")
     return "output.mp3"
 
 iface = gr.Interface(
     fn=tts_interface, 
-    inputs=gr.inputs.Textbox(lines=5), 
+    inputs=[gr.inputs.Textbox(lines=5), gr.inputs.Select(choices=[(k, v) for k, v in tts_langs.items()])], 
     outputs=gr.outputs.Audio(type="filepath"), 
     title="Text-to-Speech Converter",
     description="Enter a text and get its spoken version as an MP3 file."