yamb YAml元绑定微框架

山药YAml元绑定微框架为YAML文档定义架构，如SQLAlchemy，以像Python对象一样读取、写入和操作数据。基本示例from yamb import Literal , Nested , Collection , YAMBObject class Address ( YAMBObject ): city = Literal ( default = 'New York' ) street = Literal () class Person ( YAMBObject ): name = Literal () phone = Literal () address = Nested ( Address ) def lives_close_to ( self , another_person ): re