doubledate.som¶

doubledate.som(date: date, offset: int = 0) → date¶

Returns the start of the month for the given date, then optionally offsets it by offset months.

Parameters:

date (datetime.date) – The date for which to compute the start of the month
offset (int, optional) – The number of months from which to offset the start of the month

Returns:

The start of the month

Return type:

datetime.date

Example

>>> today = datetime.date(2020, 1, 15)
>>> som(today)
datetime.date(2020, 1, 1) #start of the current month

>>> som(today, 1):
datetime.date(2020, 2, 1) #first of February

>>> som(today, -1):
datetime.date(2019, 12, 1) #start of the previous month