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: flavor.rb
    path of file: ./repos/vagrant/plugins/guests/alma/cap
    
    the code of the file until where you have to start completion: # Copyright (c) HashiCorp, Inc.
# SPDX-License-Identifier: BUSL-1.1

module VagrantPlugins
  module GuestAlma
    module Cap
      class Flavor
        def self.flavor(machine)
          # 
    
        def self.flavor(machine)
          # Read the version file
          version = ""
          machine.communicate.sudo("source /etc/os-release && printf $VERSION_ID") do |type, data|
            if type == :stdout
              version = data.split(".").first.to_i
            end
          end