from picozero import GPIO
import time

GPIO.setup(17,GPIO.OUT)
alter = GPIO.HIGH

x = 1
i = 0

while True:
    print(alter,end=" ")
    GPIO.output(17,alter)

    if i % x == x-1:
        if alter == GPIO.HIGH:
            alter = GPIO.LOW
        else:
            alter = GPIO.HIGH
    
    time.sleep(1)
    i += 1