class Logging
  
  attr_accessor :disable_time
  
  def initialize(d_time=false)
    disable_time = d_time
  end
  
  def puts(str)
    Kernel::puts("#{now}#{str}")
  end

  def now
    @disable_time ? '' : Time.now.strftime(' %Y-%m-%d %H:%m:%S  ')
  end
  
end