basereportable.py 文件源码

def adapter_for_class(class_, adapter_interface):
    gsm = getGlobalSiteManager()

    adapter = gsm.adapters.registered((implementedBy(class_),), adapter_interface)

    if adapter:
        return adapter

    # recurse up the inheritence tree to find an adapter, if we don't have one
    # registered for this class directly.
    for base_class in class_.__bases__:
        return adapter_for_class(base_class, adapter_interface)