https://django-environ.readthedocs.io/en/latest/

# Take environment variables from .env file
environ.Env.read_env(BASE_DIR / '.env')  # 这个路径是项目的根目录

Bash

DATABASE_URL=psql://user:un-githubbedpassword@127.0.0.1:8458/database
SQLITE_URL=sqlite:///my-local-sqlite.db
CACHE_URL=memcache://127.0.0.1:11211,127.0.0.1:11212,127.0.0.1:11213
REDIS_URL=rediscache://127.0.0.1:6379/1?client_class=django_redis.client.DefaultClient&password=ungithubbed-secret