试图自动化我的 spotify 每日混音播放列表，但我不知道哪里出了问题

Question

使用 spotify API，我希望代码将我的每日混音保存在一个播放列表中，但代码不断遇到此错误。 代码遇到的问题。我为此使用了 spotify api，并遵循了每周保存发现的 youtube 教程。

这个具有访问令牌的 sp 变量似乎有问题但是教程在 github 上有相同的代码

import spotipy
import time
from spotipy.oauth2 import SpotifyOAuth

from flask import Flask, request, url_for, session, redirect
#instance of a flask class and assigning it to var app
app = Flask(__name__)
#User stays signed in
app.config['SESSION_COOKIE_NAME'] = 'Spotify Cookie'
#random value assigned to cookie, used to prevent unauthorized access
access_token = 'BQAi7oSn2aAXtyv83hQZWhGfT_v6OtFS0Q4FQ7fDQ_g8H3bZ-bdAFblHSrFNroTsx6WjEuGUN_FDjMdQtLwdRPz01ynhDHsZmppX9giU_y242IgbJc-o1sMevCdtJpbgh7qQtOJKdrNLC4w5Uyg3oFQmDkP-Q6WNEsAgSnUchFK-6DiisctsEKjGJX5sWSVOhv7ytcoP_JLy6zva7HmVOw8zQbNkqCCyA1EAEIzuy1sq2IkHzPlhkuEfNYTBjKd8vg_sF2_y9OZC46vMIXkUf8tYXDUnMdEoiWHX5EDCr9fSP3jjbk0rzd6x-Qbbb5YeHcTWv0GgL-C9MLEYAD0Vtfm-8tNISvt_4oUfus4SlWo'
app.secret_key =  'mnski4534ewfsv@tygh'
TOKEN_INFO = 'token_info'
#Flask app routes
@app.route('/')
    #this funcyion will bw called when address to the route is reached here
def login():
    #generate authorization url
    auth_url = create_spotify_oauth().get_authorize_url()
    return redirect(auth_url)

@app.route('/redirect')
def redirect_page():
    #This makes sure any stored user data is cleared
    session.clear()
#requested args are extracted
    code = request.args.get('code')
    token_info = create_spotify_oauth().get_access_token(code)
    session[TOKEN_INFO] = token_info
    return redirect(url_for('save_daily_mix', external=True))

@app.route('/saveDailyMix')
def save_daily_mix():
    try:
        token_info = get_token()
    except:
        print("User not logged in")
        return redirect("/")
    sp = spotipy.Spotify(auth=token_info['access_token'])
    current_playlists =  sp.current_user_playlists()['items']

    daily_mix_playlist_id = None
    daily_mix_monali_playlist_id = None

    for playlist in current_playlists:
        if(playlist['name'] == 'Daily Mix'):
            daily_mix_playlist_id = playlist['id']
        if (playlist['name'] == "Daily Mix (Monali's Version)"):
             daily_mix_monali_playlist_id= playlist['id']
    if not daily_mix_playlist_id:
        return "Daily Mix not found"

    daily_mix_playlist = sp.playlist_items(daily_mix_playlist_id)
    song_uris = []
    for song in daily_mix_playlist['items']:
        song_uri = song['track']['uri']
        song_uris.append(song_uri)
    sp.user_playlist_add_tracks("4juttm1u5ir1f6z0118fzmx6", daily_mix_monali_playlist_id, song_uris, None)
    return ('Daily mix songs added successfully')
def get_token():
    #Retrieing token
    token_info = session.get(TOKEN_INFO, None)
    #if token doesn't exist redirected to login
    if not token_info:
     redirect(url_for('login', _external=False))

    now = int(time.time())

    is_expired = token_info['expires_at'] -now < 60
    if (is_expired):
        spotify_oauth = create_spotify_oauth()
        token_info = spotify_oauth.refresh_access_token(token_info['refresh_token'])
        return token_info
def create_spotify_oauth():
    return SpotifyOAuth(
                        client_id = "0297b508a8b043e38228b45d1c28e7b0",
                        client_secret = "49a065e7469f428b87484af13c9e8521",
                        redirect_uri = url_for('redirect_page', _external = True),
                        scope = 'user-library-read playlist-modify-public playlist-modify-private'
    )
app.run(debug=True)