from machine import Pin
import time

led = Pin(2, Pin.OUT)

sswitch = Pin(4, Pin.IN)

while True:
    sswitch_state = sswitch.value()
    print("Switch State =", sswitch_state)

    if sswitch_state == 1:
        led.value(1)
    else:
        led.value(0)

    time.sleep(0.1)