import pendulum

now_in_paris = pendulum.now('Europe/Paris')
'2016-07-04T00:49:58.502116+02:00'
now_in_paris.in_timezone('UTC')
'2016-07-03T22:49:58.502116+00:00'

tomorrow = pendulum.now().add_day()
last_week = pendulum.now().sub_week()

if pendulum.now().is_weekend():
    print('Party!')

past = pendulum.now().sub_minutes(2)
past.diff_for_humans()
'2 minutes ago'

delta = past - last_week
delta.hours
23
delta.in_words(locale='en')
'6 days 23 hours 58 minutes'