from machine import Pin,lightsleep
from time import ticks_ms,sleep_ms
import esp32

led = Pin(7,Pin.OUT,value=0)

for i in [0,1,2,3,4,5]:
    try:
        pin = Pin(i,Pin.IN)
        print(pin,pin.value())
        try:
            esp32.wake_on_ext0(pin = pin, level = esp32.WAKEUP_ANY_HIGH)
        except Exception as exc:
            print(i,'wake',exc)
        else:
            ticks = ticks_ms()
            lightsleep(10_000)
            if ticks_ms() - ticks < 10_000: # wakeup before timeout
                print(i,'wake')
                led.on()
                sleep_ms(1000)
                led.off()
                sleep_ms(200)
                for count in range(0,i): # blink led
                    led.on()
                    sleep_ms(200)
                    led.off()
                    sleep_ms(200)
    except Exception as exc:
        print(i,'input',exc)

led.on()

MicroPython v1.19.1 on 2022-06-18; ESP32C3 module with ESP32C3
Type "help()" for more information.
>>> %run -c $EDITOR_CONTENT
Pin(0) 1
0 wake
Pin(1) 1
1 wake invalid pin
Pin(2) 1
2 wake
Pin(3) 1
3 wake invalid pin
Pin(4) 1
4 wake
Pin(5) 1
5 wake invalid pin