startup.lua

local sensor = peripheral.wrap("left")
local laser = peripheral.wrap("right")
sleep(1)
while true do
    for _, entity in pairs(sensor.sense()) do
       name = entity.name
       x = entity.x
       y = entity.y
       z = entity.z

       pitch= -math.atan2(y, math.sqrt(x * x + z * z))
       yaw = math.atan2(-x, z)
       if name ~= 'Item' and name~= 'XPOrb' and name~='plethora:laser' then
           print(name)
           laser.fire(math.deg(yaw),math.deg(pitch),5)
      end
   end
end