# File lib/fpm/target/puppet.rb, line 111
  def gid2group(gid)
    begin
      grent = Etc.getgrgid(gid)
      return grent.name
    rescue ArgumentError => e
      # Invalid user id? No user? Return the uid.
      @logger.warn("Failed to find group for gid #{gid}")
      return gid.to_s
    end
  end