Reformat to actually fit API Doc standards

app.py

@@ -97,7 +97,7 @@ def main():
         with gr.Row(variant="panel"):
             audio = gr.Audio()
 
-        def synthesize_audio(text_str: str, model_name_str: str, speaker_str: str, api_name="synthesize"):
+        def synthesize_audio(text_str: str, model_name_str: str, speaker_str: str):
             """
             gets utterance to synthesize from `text` Textbox
             and speaker name from `speaker` dropdown list.
@@ -122,7 +122,7 @@ def main():
                 samples = tts.synthesize(text_str, speaker_str)
             return gr.Audio.update(value=(tts.get_sampling_rate(), samples))
 
-        generate.click(synthesize_audio, inputs=[text, model_name, speaker], outputs=audio)
+        generate.click(synthesize_audio, inputs=[text, model_name, speaker], outputs=audio, api_name="synthesize")
 
     demo.queue(concurrency_count=1).launch()