class Diversification:
    """
    A class to represent diversification of a business.

    Attributes:
    -----------
    business_scope: str
        The scope of the business, including products and markets.
    risk_diversification: str
        The risk diversification of the business, including market, technological, and policy risks.
    resource_sharing: str
        The resource sharing among different business units.
    management_efficiency: str
        The management efficiency of the diversified business, including resource integration and synergies.
    growth_opportunities: str
        The potential growth opportunities of the diversified business.

    Methods:
    --------
    assess_diversification():
        Assess the level of diversification of the business.
    identify_new_opportunities():
        Identify new growth opportunities through diversification.
    allocate_resources():
        Allocate resources to support diversified operations.
    mitigate_risks():
        Mitigate risks through diversification.
    """
    def __init__(self, independent,business_scope, risk_diversification, resource_sharing, management_efficiency, growth_opportunities):
        self.business_scope = business_scope
        self.risk_diversification = risk_diversification
        self.resource_sharing = resource_sharing
        self.management_efficiency = management_efficiency
        self.growth_opportunities = growth_opportunities
        self._independent = independent
        self._independent.attach(self)

    def update(self):
        # 观察者收到通知后需要执行的操作
        print("Received notification from subject.")
    def unsubscribe(self):
        self._independent.detach(self)
    def assess_diversification(self):
        """
        Assess the level of diversification of the business.
        """
        pass

    def identify_new_opportunities(self):
        """
        Identify new growth opportunities through diversification.
        """
        pass

    def allocate_resources(self):
        """
        Allocate resources to support diversified operations.
        """
        pass

    def mitigate_risks(self):
        """
        Mitigate risks through diversification.
        """
        pass
