python datetime difference in hours code example

Example 1: Date difference in minutes in Python

minutes_diff = (datetime_end - datetime_start).total_seconds() / 60.0

Example 2: python datetime difference in seconds

import datetime as dt

a = dt.datetime(2013,12,30,23,59,59)
b = dt.datetime(2013,12,31,23,59,59)

(b-a).total_seconds()