Exam Timer

import datetime
from datetime import *

utc_time_on_your_pc = datetime.utcnow().replace(microsecond=0)
start = datetime(2013, 5, 30, 14, 0, 0)
finish = datetime(2013, 6, 4, 2, 0, 0)
print '*******************************'
if start - utc_time_on_your_pc > timedelta(0):
    print " Exam starts in:", start - utc_time_on_your_pc
print " Exam ends in:", finish - utc_time_on_your_pc
print '*******************************'