from machine import Pin # import Pin class
import time # import time module

# create pin object from Pin22, set Pin22 to input
pinIn = Pin(22, Pin.IN, Pin.PULL_UP)
pinLED = Pin(28, Pin.OUT) # create pin object from Pin25, set Pin25 to output

while True: # create an infinite loop
    while pinIn.value() == 0: # if pinIn is released
        pass # do nothing
    t = time.ticks_ms() # get current time
    time.sleep_ms(1) # sleep 1 millisecond
    while pinIn.value() == 1: # if pinIn is pressed
        pass # do nothing
    t = time.ticks_diff(time.ticks_ms(), t) # get time difference
    if t < 2000: # if time difference less than 2 seconds
        pinLED.on() # set pinLED turn on
        time.sleep(1) # sleep 1 second
        pinLED.off() # set pinLED turn off
    else: # if time difference more than 2 seconds
        for i in range(10): # repeat 10 times
            pinLED.on() # set pinLED turn on
            time.sleep_ms(100) # sleep 100 milliseconds
            pinLED.off() # set pinLED turn off
            time.sleep_ms(100) # sleep 100 milliseconds