from machine import Pin
from picozero import Speaker
from time import sleep

# creating a Speaker object
red=Pin(1,Pin.OUT)
green=Pin(3,Pin.OUT)
speaker = Speaker(15)
b1=Pin(0,Pin.IN,Pin.PULL_UP)
b2=Pin(2,Pin.IN,Pin.PULL_UP)
while True:
    if b1.value()==0:
        red.value(1)
        
        speaker.on()
        sleep(1)
        speaker.off()
        sleep(1)
        red.value(0)
    if b2.value()==0:
        green.value(1)
        
        speaker.on()
        sleep(1)
        speaker.off()
        sleep(1)
        green.value(0)