code: def humanize(self):
          
          now = self.now(self.timezone)
  
          return humanize.naturaltime(now - self)
docs: Humanize relative to now:
  
          .. testsetup::
  
              from datetime import timedelta
              from delorean import Delorean
  
          .. doctest::
  
              >>> past = Delorean.utcnow() - timedelta(hours=1)
              >>> past.humanize()
              'an hour ago'