text: import os
  
  BASE_DIR = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
  
  SECRET_KEY = os.getenv("SECRET_KEY")
  
  DEBUG = False
  TESTING = False
  
  ALLOWED_HOSTS = []
  
  INSTALLED_APPS = [
      'django.contrib.admin',
      'django.contrib.auth',
      'django.contrib.contenttypes',
      'django.contrib.sessions',
      'django.contrib.messages',
      'django.contrib.staticfiles',
      'django.contrib.sites',
      'rest_framework',
      'oauth2_provider',
      'corsheaders',
      'issues',
      'experiment'
  ]
  
  MIDDLEWARE = [
      'django.middleware.security.SecurityMiddleware',
      'django.contrib.sessions.middleware.SessionMiddleware',
      'corsheaders.middleware.CorsMiddleware',
      'django.middleware.common.CommonMiddleware',
      'django.middleware.locale.LocaleMiddleware',
      'django.middleware.csrf.CsrfViewMiddleware',
      'django.contrib.auth.middleware.AuthenticationMiddleware',
      'django.contrib.messages.middleware.MessageMiddleware',
      'django.middleware.clickjacking.XFrameOptionsMiddleware',
  ]
  
  ROOT_URLCONF = 'config.urls'
  
  TEMPLATES = [
      {
          'BACKEND': 'django.template.backends.django.DjangoTemplates',
          'DIRS': [],
          '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',
              ],
          },
      },
  ]
  
  WSGI_APPLICATION = 'config.wsgi.application'
  
  
  # Database
  # https://docs.djangoproject.com/en/2.0/ref/settings/#databases
  
  DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.mysql',
          'NAME': os.getenv("MYSQL_DB"),
          'USER': os.getenv("MYSQL_USER"),
          'PASSWORD': os.getenv("MYSQL_PASSWORD"),
          'HOST': os.getenv("MYSQL_HOST"),
      }
  }
  
  
  
  # Password validation
  # https://docs.djangoproject.com/en/2.0/ref/settings/#auth-password-validators
  
  AUTH_PASSWORD_VALIDATORS = [
      {
          'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
      },
      {
          'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
      },
      {
          'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
      },
      {
          'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
      },
  ]
  
  CORS_ORIGIN_WHITELIST = (
      'localhost:8080',
      'localhost:8081',
      'app.kaist.manyideas.org'
  )
  
  REST_FRAMEWORK = {
      'DEFAULT_AUTHENTICATION_CLASSES': (
  #        'rest_framework.authentication.SessionAuthentication',
          'rest_framework.authentication.TokenAuthentication',
          'oauth2_provider.contrib.rest_framework.OAuth2Authentication',
      ),
      'DEFAULT_PERMISSION_CLASSES': [
          'rest_framework.permissions.DjangoModelPermissionsOrAnonReadOnly'
      ],
  #    'DEFAULT_FILTER_BACKENDS': ('django_filters.rest_framework.DjangoFilterBackend',),
      'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.LimitOffsetPagination',
      'PAGE_SIZE': 25,
  }
  
  # Internationalization
  # https://docs.djangoproject.com/en/2.0/topics/i18n/
  
  LANGUAGE_CODE = 'en-us'
  #LANGUAGE_CODE = 'ko'
  
  TIME_ZONE = 'UTC'
  
  USE_I18N = True
  
  USE_L10N = True
  
  USE_TZ = True
  
  gettext = lambda s: s
  LANGUAGES = (
      ('ko', gettext('Korean')),
      ('en', gettext('English')),
  )
  
  
  
  # Static files (CSS, JavaScript, Images)
  # https://docs.djangoproject.com/en/2.0/howto/static-files/
  
  STATIC_URL = '/static/'
  STATIC_ROOT = os.path.join(BASE_DIR, 'static')
  
  SITE_ID = 1
  
  SLACK_HOOK_URL = os.getenv("SLACK_HOOK_URL")
  