How to use nvme_sriov_rescind_validation method in lisa

Best Python code snippet using lisa_python

nvme.py

Source:nvme.py

...348            network_interface=Sriov(),349            supported_features=[Nvme],350        ),351    )352    def nvme_sriov_rescind_validation(self, node: Node) -> None:353        lspci = node.tools[Lspci]354        device_types = [constants.DEVICE_TYPE_NVME, constants.DEVICE_TYPE_SRIOV]355        for device_type in device_types:356            # 1. Disable PCI devices.357            before_pci_count = lspci.disable_devices_by_type(device_type)358            # 2. Enable PCI devices.359            lspci.enable_devices()360            # 3. Get PCI devices slots.361            after_devices_slots = lspci.get_device_names_by_type(device_type, True)362            # 4. Check PCI devices are back after rescan.363            assert_that(364                after_devices_slots,365                "After rescan, the disabled PCI devices should be back.",366            ).is_length(before_pci_count)...

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