Simple Cronometer made in Python

cronometer.py

from time import sleep

hours = minutes = seconds = 0

try:
    while(True):
        if(seconds == 60):
            seconds = 0
            minutes += 1
        
        if(minutes == 60):
            minutes = 0
            hours += 1
        
        seconds += 1
        
        sleep(1)

        print(f"\t{hours} : {minutes} : {seconds}")
except KeyboardInterrupt:
    exit(1)