def initialize(self):
        try:
            self.pci_vendor_info = cfg.CONF.ml2_sriov.supported_pci_vendor_devs
            self._check_pci_vendor_config(self.pci_vendor_info)
        except __HOLE__:
            LOG.exception(_LE("Failed to parse supported PCI vendor devices"))
            raise cfg.Error(_("Parsing supported pci_vendor_devs failed"))
dataset/ETHPy150Open openstack/neutron/neutron/plugins/ml2/drivers/mech_sriov/mech_driver/mech_driver.py/SriovNicSwitchMechanismDriver.initialize