ym

Data type that handles year and month values.

Usage

Import

from ym import ym

Initialize

from year, month

ym(2020, 4)  #=> ym(2020, 4)

from current month

ym.current()  #=> ym(2020, 7)

from string

ym.parse("2020-04")  #=> ym(2020, 4)

from date or datetime object

from datetime import date

ym.parse(date.today())  #=> ym(2020, 7)

Get year, month

current = ym.current()  #=> ym(2020, 7)
current.y  #=> 2020
current.m  #=> 7

Add, Sub

ym(2020, 4) + 10  #=> ym(2021, 2)
ym(2020, 4) - 10  #=> ym(2019, 6)

ym(2020, 7) - ym(2020, 4)  #=> 3

Compare

ym(2020, 7) < ym(2020, 4)  #=> False
ym(2020, 7) > ym(2020, 4)  #=> True
ym(2020, 7) == ym(2020, 4)  #=> False

Range

list(ym(2020, 4).to(2020, 7))  #=> [ym(2020, 4), ym(2020, 5), ym(2020, 6)]

current = ym.current()  #=> ym(2020, 7)
list(current.to(current + 6))  #=> [ym(2020, 7), ym(2020, 8), ym(2020, 9), ym(2020, 10), ym(2020, 11), ym(2020, 12)]