pandas.Series.dt.days_in_month

Series.dt.days_in_month[source]

Количество дней в месяце.

Примеры

>>> s = pd.Series(["1/1/2020 10:00:00+00:00", "2/1/2020 11:00:00+00:00"])
>>> s = pd.to_datetime(s)
>>> s
0   2020-01-01 10:00:00+00:00
1   2020-02-01 11:00:00+00:00
dtype: datetime64[ns, UTC]
>>> s.dt.daysinmonth
0    31
1    29
dtype: int32