You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: configure_networks.rb
    path of file: ./repos/vagrant/plugins/guests/arch/cap
    
    the code of the file until where you have to start completion: # Copyright (c) HashiCorp, Inc.
# SPDX-License-Identifier: BUSL-1.1

require "ipaddr"
require "socket"
require "tempfile"

require_relative "../../../../lib/vagrant/util/template_renderer"

module VagrantPlugins
  module GuestArch
    module Cap
      class ConfigureNetworks
        include Vagrant::Util
        extend Vagrant::Util::GuestInspection::Linux

        def self.configure_networks(machine, networks)
          comm = machine.communicate
          commands = []
          uses_systemd_networkd = systemd_networkd?(comm)

          interfaces = machine.guest.capability(:network_interfaces)
          networks.each.with_index do |network, i|
            network[:device] = interfaces[network[:interface]]

            # Arch expects netmasks to be in the "24"
    
        def self.configure_networks(machine, networks)
          comm = machine.communicate
          commands = []
          uses_systemd_networkd = systemd_networkd?(comm)

          interfaces = machine.guest.capability(:network_interfaces)
          networks.each.with_index do |network, i|
            network[:device] = interfaces[network[:interface]]

            # Arch expects netmasks to be in the "24" or "64", but users may
            # specify IPV4 netmasks like "255.255.255.0". This magic converts
            # the netmask to the proper value.
            if network[:netmask] && network[:netmask].to_s.include?(".")
              network[:netmask] = (32-Math.log2((IPAddr.new(network[:netmask], Socket::AF_INET).to_i^0xffffffff)+1)).to_i
            end

            if uses_systemd_networkd
              entry = TemplateRenderer.render("guests/arch/systemd_networkd/network_#{network[:type]}",
                options: network,
              )
            else
              entry = TemplateRenderer.render("guests/arch/default_network/network_#{network[:type]}",
                options: network,
              )
            end