def get_db(data_clearing): """关于其作用域请移步查看官方文档""" try: db = DB() yield db finally: db.close()
def get_db(): """关于其作用域请移步查看官方文档""" try: db = DB() yield db finally: db.close()
def get_db(): """ :return: """ try: db = DB() yield db finally: db.close()
def get_db(): """关于其作用域请移步查看官方文档""" db = DB() yield db db.close()