@abc.abstractmethod
    def create(self, name, desc):
        pass
Tries to find the file `filename` in the given directory `dirname` or
dataset/ETHPy150Open CiscoSystems/avos/openstack_dashboard/api/network_base.py/SecurityGroupManager.create--crossover with--dataset/ETHPy150Open spranesh/Redhawk/redhawk/utils/util.py/FindFileInDirectoryOrAncestors