Django中的TypeError: __init__() missing 1 required positional argument: 'app_module'错误

是因为不小心在settings.py中TEMPLATES加了app注册, 将其注释掉即可

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
    # 'users.apps.UsersConfig'
]