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)))
from datetime import timedelta, datetime
print(datetime.now(), str(datetime.now() + timedelta(weeks = 1, days = 2, hours = 3, minutes = 4,
seconds = 5, milliseconds = 6, microseconds = 7)))