code: def get_interval_timedelta(self):
          
  
          now_datetime = timezone.now()
          current_month_days = monthrange(now_datetime.year, now_datetime.month)[1]
  
          # Two weeks
          if self.interval == reminders_choices.INTERVAL_2_WEEKS:
              interval_timedelta = datetime.timedelta(days=14)
  
          # One month
          elif self.interval == reminders_choices.INTERVAL_ONE_MONTH:
              interval_timedelta = datetime.timedelta(days=current_month_days)
  
          # Three months
          elif self.interval == reminders_choices.INTERVAL_THREE_MONTHS:
              three_months = now_datetime + relativedelta(months=+3)
              interval_timedelta = three_months - now_datetime
  
          # Six months
          elif self.interval == reminders_choices.INTERVAL_SIX_MONTHS:
              six_months = now_datetime + relativedelta(months=+6)
              interval_timedelta = six_months - now_datetime
  
          # One year
          elif self.interval == reminders_choices.INTERVAL_ONE_YEAR:
              one_year = now_datetime + relativedelta(years=+1)
              interval_timedelta = one_year - now_datetime
  
          return interval_timedelta
docs: Spits out the timedelta in days.