rom abc import ABCMeta, abstractmethod

class  Handler(metaclass=ABCMeta):

    @abstractmethod

    def handle_leave(self,day):

        pass

class GeneralManager(Handler):

    def handle_leave(self,day):

        if day <= 10:

            print(f'总经理准假{day}天')

        else:

            print('不予批准！')

class DepartmentManager(Handler):

    def __init__(self):

        self.next = GeneralManager()

    def handle_leave(self, day):

        if day <= 5:

            print(f'部门经理准假{day}天')

        else:

            print('权限不足，请求上级审批！！')

            self.next.handle_leave(day)

class ProjectDirector(Handler):

    def __init__(self):

        self.next = DepartmentManager()

    def handle_leave(self, day):

        if day <= 3:

            print(f'项目主管准假{day}天')

        else:

            print("权限不足，请求上级审批！！")

            self.next.handle_leave(day)