import utime
import machine

# Onboard LED (GP25 on Pico / Pico W)
led = machine.Pin("LED", machine.Pin.OUT)

# Push button on GP5, connected to 3.3V
# We enable an internal pull-down resistor:
# Button not pressed -> 0
# Button pressed     -> 1
button = machine.Pin(5, machine.Pin.IN, machine.Pin.PULL_DOWN)

print("Started testing!")

led.value(1)   # LED on while waiting
last_state = 1

while(True):
    current_state = button.value()
    if (current_state != last_state):
        last_state = current_state
        if (last_state == 1):
            print("pressed")
        else:
            print("released")