how to use timedelta function in python

# Timedelta function demonstration  
  
from datetime import datetime, timedelta 
  
  
# Using current time 
ini_time_for_now = datetime.now() 
  
# printing initial_date 
print ("initial_date", str(ini_time_for_now)) 
  
# Calculating future dates 
# for two years 
future_date_after_2yrs = ini_time_for_now + \ 
                        timedelta(days = 730) 
  
future_date_after_2days = ini_time_for_now + \ 
                         timedelta(days = 2) 
  
# printing calculated future_dates 
print('future_date_after_2yrs:', str(future_date_after_2yrs)) 
print('future_date_after_2days:', str(future_date_after_2days))