django environ for secret key

from pathlib import Path
import environ
import os
env = environ.Env(
    # set casting, default value
    DEBUG=(bool, False)
)

# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent

# reading .env file
environ.Env.read_env(
    env_file=os.path.join(BASE_DIR, '.env')
)

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = env('SECRET_KEY')

DEBUG=on
SECRET_KEY=r9co!xxxxxxxxxxxxxxxxxxxxxxxxxx
DATABASE_URL=psql://urser: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

__pycache__/
.env