app.py

import gradio as gr

# def greet(name):
#     return "Hello " + name + "!!"

# demo = gr.Interface(fn=greet, inputs="text", outputs="text")
# demo.launch()

import parselmouth

def get_pitch(audio_file):
    sound = parselmouth.Sound(audio_file)
    pitch = call(sound, "To Pitch", 0.0, 75, 500)
    pitch_values = pitch.selected_array['frequency']
    return pitch_values

demo = gr.Interface(fn=get_pitch, inputs="audio", outputs="text")
demo.launch()