HumanlikeMechanize waits before each get/post

humanlike_mechanize.rb

require 'mechanize'

class HumanlikeMechanize < Mechanize

  def initialize min,max
    raise ArgumentError.new("min > max") if min > max
    raise ArgumentError.new("min < 0") if min < 0
    raise ArgumentError.new("max < 0") if max < 0
    @sleep_min = min
    @sleep_max = max
    super()
  end
  
  def sleep
    sleeptime = @sleep_min + rand(@sleep_max-@sleep_min+1)
    Kernel.sleep sleeptime
  end

  def get *args
    self.sleep
    super
  end
  
  def post *args
    self.sleep
    super
  end

end