Talk to the voice agent

import base64
import platform
import subprocess
import uuid
from pathlib import Path

from namu import Namu, NamuError

client = Namu()
session = uuid.uuid4().hex[:12]          # echoed back by the API, so you can match turns in your logs
MIC = {"Darwin": ["-f", "avfoundation", "-i", ":0"],
       "Linux": ["-f", "alsa", "-i", "default"],
       "Windows": ["-f", "dshow", "-i", "audio=Microphone"]}[platform.system()]

while True:
    input("Press Enter and speak in Hausa (Ctrl+C to stop)… ")
    subprocess.run(["ffmpeg", "-y", "-loglevel", "error", *MIC, "-t", "8", "-ac", "1", "-ar", "16000", "you.wav"], check=True)
    try:
        turn = client.converse(Path("you.wav"), session_id=session)
    except NamuError as e:
        print("…", "Speak again, please." if e.type == "nothing_heard" else e.type)
        continue
    print("You:  ", turn["heard"])
    print("Nadia:", turn["reply"])
    Path("nadia.wav").write_bytes(base64.b64decode(turn["audio"]))
    subprocess.run(["ffplay", "-autoexit", "-nodisp", "-loglevel", "error", "nadia.wav"])