acoustid API: how to change mp3 metadata

mb.py

# apt-get install libchromaprint-tools
# pip install requests mutagen
# api key: https://acoustid.org/new-application

import json
import requests
import subprocess
from mutagen.easyid3 import EasyID3

ACOUSTID_API_KEY = "API_KEY"

def get_acoustid_metadata(file_path):
    result = subprocess.run(["fpcalc", "-json", file_path], capture_output=True, text=True)
    if result.returncode != 0:
        print(f"Error processing {file_path}")
        return None

    fpcalc = json.loads(result.stdout)
    response = requests.get("https://api.acoustid.org/v2/lookup", params={
        "client": ACOUSTID_API_KEY,
        "fingerprint": fpcalc['fingerprint'],
        "meta": "recordings",
        "duration": int(fpcalc['duration'])
    }).json()

    print(response)

    if response["status"] == "ok" and response["results"]:
        return response["results"][0]["recordings"][0]
    return None

def tag_mp3(file_path):
    metadata = get_acoustid_metadata(file_path)
    if metadata:
        audio = EasyID3(file_path)
        audio["title"] = metadata["title"]
        audio["artist"] = metadata["artists"][0]["name"]
        audio.save()
        print(f"Updated: {file_path}")

import glob
for file in glob.glob("*.mp3"):
    tag_mp3(file)