def METHOD_NAME(
        size_mb,
        interface = "virtio-blk",
        physical_block_size = 512,
        logical_block_size = 512,
        contains_kernel = None,
        serial = None):
    return disk_t(
        package = "//antlir:empty",
        additional_scratch_mb = size_mb,
        interface = interface,
        subvol = None,
        physical_block_size = physical_block_size,
        logical_block_size = logical_block_size,
        contains_kernel = contains_kernel,
        serial = serial,
    )