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

python

from pathlib import Path
import environ
import os
 
BASE_DIR = Path(__file__).resolve().parent.parent
environ.Env.read_env(BASE_DIR / '.env')  # 这个路径是项目的根目录
 
 
env = environ.Env(
    DEBUG=(bool, False),
    SECRET_KEY=(str, "django-insecure-17-*%ffc2j%zu$j$z+8n)=wzljy%5$k2dem=h3^p!h5p2x4tvu"),
    DATABASE_URL=(str, "sqlite:///db.sqlite3"),
    ALLOWED_HOSTS=(list, []),
    TIME_ZONE=(str, "UTC"),
    LANGUAGE_CODE=(str, "en-us"),
    USE_I18N=(bool, True),
    USE_TZ=(bool, True),
    DEFAULT_AUTO_FIELD=(str, "django.db.models.BigAutoField"),
)
 
SECRET_KEY = env("SECRET_KEY")
DEBUG = env("DEBUG")
ALLOWED_HOSTS = env("ALLOWED_HOSTS")
LANGUAGE_CODE = env("LANGUAGE_CODE")
TIME_ZONE = env("TIME_ZONE")
USE_I18N = env("USE_I18N")
USE_TZ = env("USE_TZ")

python

DATABASES = {
    "default": env.db(),
}