app.py

import gradio as gr
import os
from pyannote.audio import Pipeline

# instantiate the pipeline
try:
    pipeline = Pipeline.from_pretrained(
        "pyannote/speaker-diarization-3.1",
        use_auth_token=os.environ["api"]
    )
except Exception as e:
    print(f"Error initializing pipeline: {e}")
    pipeline = None

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def process_audio(audio):
    if pipeline is None:
        return "Error: Pipeline not initialized"

    # Read the uploaded audio file
    with open(audio, "rb") as f:
        audio_data = f.read()

    # Save the uploaded audio file to a temporary location
    with open("temp.wav", "wb") as f:
        f.write(audio_data)

    # Use the diarization pipeline to process the audio
    try:
        diarization = pipeline("temp.wav")
    except Exception as e:
        return f"Error processing audio: {e}"

    # Remove the temporary file
    os.remove("temp.wav")

    # Return the diarization output
    return str(diarization)

with gr.Blocks() as demo:
    audio_input = gr.Audio(type="filepath", label="Upload Audio")  
    process_button = gr.Button("Process")
    diarization_output = gr.Textbox(label="Diarization Output")

    process_button.click(fn=process_audio, inputs=audio_input, outputs=diarization_output)

demo.launch()