factory.py 文件源码

def load_notifiers():
    path = os.path.dirname(os.path.abspath(__file__))
    before, sep, _ = __name__.rpartition('.')
    prefix = before + sep
    registry = {}
    for _, modname, _ in pkgutil.walk_packages([path], prefix):
        submodule = importlib.import_module(modname, __name__)
        if hasattr(submodule, 'register'):
            submodule.register(registry)
        else:
            key = getattr(submodule, 'NAME', modname.split('.')[-1])
            if hasattr(submodule, 'notify_factory'):
                registry[key] = submodule.notify_factory
            elif hasattr(submodule, 'notify'):
                registry[key] = dummy_notify_factory(submodule.notify)
    return registry