import machine
import utime
import urandom

led=machine.Pin(15,machine.Pin.OUT)
left_button=machine.Pin(14,machine.Pin.IN)
right_button=machine.Pin(16,machine.Pin.IN)

def button_press(pin):
    left_button.irq(handler=None)
    right_button.irq(handler=None)
    rection_time=utime.ticks_diff(utime.ticks_ms(), timer_light_off)
    if pin==left_button:
        print("Left player is WINNER!")
    elif pin==right_button:
        print("Right player is WINNER!")
    print("Your reaction time was: "+str(rection_time)+"milliseconds!")

led.value(1)
utime.sleep(urandom.uniform(5,10))
led.value(0)
timer_light_off = utime.ticks_ms()
right_button.irq(trigger=machine.Pin.IRQ_RISING,handler=button_press)
left_button.irq(trigger=machine.Pin.IRQ_RISING,handler=button_press)