def _adjust_for_vhnd_presence(self, non_adjusted_month, anchor_date_to_check):
"""
check the base window month for a VHND after the anchor date.
if no VHND occurs then the month is bumped back a month
"""
# look at vhnds in the same month as the anchor date
startdate = datetime.date(anchor_date_to_check.year, anchor_date_to_check.month, 1)
enddate = first_of_next_month(startdate)
vhnds_to_check = self.data_provider.get_dates_in_range(self.owner_id, startdate, enddate)
# if any vhnd in the month occurred after the anchor date or it didn't occur at all, no need to adjust.
# if it occurred before the anchor date, adjust, by subtracting one from the non-adjusted month
adjust = max(vhnds_to_check) < anchor_date_to_check if vhnds_to_check else False
return non_adjusted_month - 1 if adjust else non_adjusted_month
def _adjust_for_vhnd_presence(self, non_adjusted_month, anchor_date_to_check):
"""
check the base window month for a VHND after the anchor date.
if no VHND occurs then the month is bumped back a month
"""
# look at vhnds in the same month as the anchor date
startdate = datetime.date(anchor_date_to_check.year, anchor_date_to_check.month, 1)
enddate = first_of_next_month(startdate)
vhnds_to_check = self.data_provider.get_dates_in_range(self.owner_id, startdate, enddate)
# if any vhnd in the month occurred after the anchor date or it didn't occur at all, no need to adjust.
# if it occurred before the anchor date, adjust, by subtracting one from the non-adjusted month
adjust = max(vhnds_to_check) < anchor_date_to_check if vhnds_to_check else False
return non_adjusted_month - 1 if adjust else non_adjusted_month
def get_months_after(self, months_after=None):
new_year, new_month = add_months(self.year, self.month, months_after)
return first_of_next_month(datetime.datetime(new_year, new_month, 1))
def get_months_before(self, months_before=None):
new_year, new_month = add_months(self.year, self.month, -months_before)
return first_of_next_month(datetime.datetime(new_year, new_month, 1))
def reporting_window_end(self):
return first_of_next_month(datetime.date(self.year, self.month, 1))
def get_months_after(self, months_after=None):
new_year, new_month = add_months(self.year, self.month, months_after)
return first_of_next_month(datetime.datetime(new_year, new_month, 1))
def get_months_before(self, months_before=None):
new_year, new_month = add_months(self.year, self.month, -months_before)
return first_of_next_month(datetime.datetime(new_year, new_month, 1))
def reporting_window_end(self):
return first_of_next_month(datetime.date(self.year, self.month, 1))
