standard django settings VS django-environ

settings.py

import os
DEBUG = True

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.postgresql_psycopg2',
        'NAME': 'database',
        'USER': 'user',
        'PASSWORD': 'githubbedpassword',
        'HOST': '127.0.0.1',
        'PORT': '8458',
    },
    'extra': {
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': os.path.join(SITE_ROOT, 'database.sqlite')
    }
}

SECRET_KEY = '...im incredibly still here...'

CACHES = {
    'default': {
        'BACKEND': 'django.core.cache.backends.memcached.MemcachedCache',
        'LOCATION': [
            '127.0.0.1:11211'
        ]
    },
    'redis': {
        'BACKEND': 'django_redis.cache.RedisCache',
        'LOCATION': '127.0.0.1:6379/1',
        'OPTIONS': {
            'CLIENT_CLASS': 'django_redis.client.DefaultClient',
            'PASSWORD': 'redis-githubbed-password',
        }
    }
}