ISP in Ruby

drone.rb

class Drone
  def launch_missiles_at(x, y, z)
  end

  def take_picture_of(x, y, z)
  end

  def take_off
    puts 'taking off...'
  end

  def land
    puts 'landing...'
  end

  def fly_to(x, y, z)
    puts "flying to x: #{x} y: #{y} z: #{z}"
  end
end