pandas.Series.dt.isocalendar#

Series.dt.isocalendar()[source]#

Calculate year, week, and day according to the ISO 8601 standard.

Returns:

DataFrame

With columns year, week and day.

See also

Timestamp.isocalendar

Function return a 3-tuple containing ISO year, week number, and weekday for the given Timestamp object.

datetime.date.isocalendar

Return a named tuple object with three components: year, week and weekday.

Examples

>>>ser=pd.to_datetime(pd.Series(["2010-01-01",pd.NaT]))>>>ser.dt.isocalendar()   year  week  day0  2009    53     51  <NA>  <NA>  <NA>>>>ser.dt.isocalendar().week0      531    <NA>Name: week, dtype: UInt32