问安装django时出错-跟踪

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INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',         
    'django.contrib.contenttypes',  
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'django_cleanup.apps.CleanupConfig',
    'tinymce',
    'crispy_forms',
    'tracking',
    'main',
]

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