clock

import time
import datetime
import turtle
n =0
now = datetime.datetime.today()
now =str(now)
print(now)
length = len(now)
seconds = now[length-9:length-7]
seconds = int(seconds)
minutes = now[length-12:length-10]
minutes = int(minutes)
hours = now [length-15:length-13]
hours = int(hours)
from turtle import *
setup()
t1 = Turtle()


while True:
    t1.penup()
    t1.goto(-150,0)
    t1.pendown()
    t1.clear()
    t1.write(str(hours).zfill(2)+":"+str(minutes).zfill(2)+":"+str(seconds).zfill(2), font = ("arial",50))
    seconds = seconds +1
    n += 1
    time.sleep(1)
    if n % 30 == 0:
        now = datetime.datetime.today()
        now =str(now)
        print(now)
        length = len(now)
        seconds = now[length-9:length-7]
        seconds = int(seconds)

    if seconds == 60:
        seconds = 0
        minutes = minutes + 1
    if minutes == 60:
        minutes = 0
        hours = hours + 1
    if hours == 24:
        hours = 0