import os app_dir = os.path.abspath(os.path.dirname(__file__)) class BaseConfig: SECRET_KEY = os.environ.get('SECRET_KEY') or '0d6e368e-bd0c-11ea-921d-9342d47f60ca' SQLALCHEMY_TRACK_MODIFICATIONS = False class DevelopementConfig(BaseConfig): DEBUG = True SQLALCHEMY_DATABASE_URI = 'sqlite:///db.sqlite' class TestingConfig(BaseConfig): DEBUG = True SQLALCHEMY_DATABASE_URI = 'sqlite:///db.sqlite' class ProductionConfig(BaseConfig): DEBUG = False SQLALCHEMY_DATABASE_URI = 'sqlite:///db.sqlite'