from datetime import timedelta, datetime
now = datetime.now()
print("Today is:-",now)
print("600 hours later than today will be", str(now + timedelta(hours=600)))
import datetime
ts = ts + datetime.timedelta(seconds=1)
ts = ts + datetime.timedelta(minutes=1)
ts = ts + datetime.timedelta(hours=1)
ts = ts + datetime.timedelta(days=1)