tkinter clock

[heiner55]

15 min later:

#!/usr/bin/python3
import time

# time now
time_sec = time.time()
time_string = time.strftime("%H:%M:%S", time.localtime(time_sec))
print(time_string)

# time 15 min later
time_sec = time_sec + 15*60
time_string = time.strftime("%H:%M:%S", time.localtime(time_sec))
print(time_string)