import os

class Config:
    SECRET_KEY = os.environ.get('SECRET_KEY') or 'dev-key-should-be-changed'
    SQLALCHEMY_DATABASE_URI = 'mysql+pymysql://study_platform:sumkimadmin@27.124.22.104:3306/study_platform'
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    LANGUAGES = ['en', 'zh']
    DEFAULT_LANGUAGE = 'zh'