from machine import Pin
from time import sleep
Button1=Pin(1,Pin.IN,Pin.PULL_UP)
Button2=Pin(28,Pin.IN,Pin.PULL_UP)
LED1=Pin(2,Pin.OUT)
LED2=Pin(21,Pin.OUT)
while True:
   a=Button1.value()
   print(a)
   if (a==0):
        LED1.value(1)
   else:
        LED1.value(0)
   b=Button2.value()
   print(b)
   if(b==0):
        LED2.value(1)
   else:
        LED2.value(0)