BASE_DIR

项目路径：默认是已经打开的主项目路径

​​​​​​​BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

SECRET_KEY

密钥

SECRET_KEY = '(dh&_fm2hfn9y)35!_6#$a7q%%^onoy=#-a8x18r4(6*8f(ani'

DEBUG

帮助调试，默认为True

DEBUG = True

DEBUG=False时

ALLOWED_HOSTS
允许访问的主机，默认是127.0.0.1

当关闭DEBUG后不能为空

ALLOWED_HOSTS = []

INSTALLED_APPS 

注册子app

INSTALLED_APPS = ['django.contrib.admin','django.contrib.auth','django.contrib.contenttypes','django.contrib.sessions','django.contrib.messages','django.contrib.staticfiles','book',# 'book.apps.BookConfig']

ROOT_URLCONF

路由配置文件路径

ROOT_URLCONF = 'bookmanager.urls'

TEMPLATES

模板配置

# TEMPLATES路径模板，BASE_DIR指当前目录
TEMPLATES = [{'BACKEND': 'django.template.backends.django.DjangoTemplates','DIRS': [os.path.join(BASE_DIR, 'Templates')],'APP_DIRS': True,'OPTIONS': {'context_processors': ['django.template.context_processors.debug','django.template.context_processors.request','django.contrib.auth.context_processors.auth','django.contrib.messages.context_processors.messages',],},},
]

DATABASES

配置数据库模型，默认时sqllite3

DATABASES = {'default': {'ENGINE': 'django.db.backends.sqlite3',# 迁移数据库创建的路径'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),}
}

LANGUAGE_CODE

语言

# 设置为中文
LANGUAGE_CODE = 'zh-Hans'

TIME_ZONE

时区

TIME_ZONE = 'UTC'

STATIC_URL

静态资源

# 静态资源的路由
STATIC_URL = '/static/'

需要在DEBUG=True时，设置名为STATICFILES_DIRS的路径数据

STATICFILES_DIRS=[os.path.join(BASE_DIR,"static"),
]