def __init__(self, ahead_months):
end = compute_ahead_months(ahead_months)
end_plus_one = end + ONE_DAY
start = end_plus_one.replace(year=end_plus_one.year - 1)
if start.day != 1:
start = inc_date(start, RepeatType.Monthly, 1).replace(day=1)
DateRange.__init__(self, start, end)
self.ahead_months = ahead_months
def __init__(self, ahead_months):
end = compute_ahead_months(ahead_months)
end_plus_one = end + ONE_DAY
start = end_plus_one.replace(year=end_plus_one.year-1)
if start.day != 1:
start = inc_date(start, RepeatType.Monthly, 1).replace(day=1)
DateRange.__init__(self, start, end)
self.ahead_months = ahead_months
def __init__(self, seed, year_start_month=1):
assert 1 <= year_start_month <= 12
if isinstance(seed, DateRange):
seed = seed.start
year = seed.year
if seed.month < year_start_month:
year -= 1
start = date(year, year_start_month, 1)
end = inc_date(start, RepeatType.Yearly, 1) - ONE_DAY
DateRange.__init__(self, start, end)
def __init__(self, seed, year_start_month=1):
assert 1 <= year_start_month <= 12
if isinstance(seed, DateRange):
seed = seed.start
year = seed.year
if seed.month < year_start_month:
year -= 1
start = date(year, year_start_month, 1)
end = inc_date(start, RepeatType.Yearly, 1) - ONE_DAY
DateRange.__init__(self, start, end)
def prev(self):
start = inc_date(self.start, RepeatType.Yearly, -1)
end = inc_date(self.end, RepeatType.Yearly, -1)
return DateRange(start, end)
def prev(self):
return YearRange(inc_date(self.start, RepeatType.Yearly, -1),
year_start_month=self.start.month)
def prev(self):
start = inc_date(self.start, RepeatType.Yearly, -1)
end = inc_date(self.end, RepeatType.Yearly, -1)
return DateRange(start, end)
def prev(self):
return YearRange(inc_date(self.start, RepeatType.Yearly, -1), year_start_month=self.start.month)
