dask.dataframe.Series.dt.freq

dataframe.Series.dt.freq

Tries to return a string representing a frequency generated by infer_freq.

This docstring was copied from pandas.core.indexes.accessors.CombinedDatetimelikeProperties.freq.

Some inconsistencies with the Dask version may exist.

Returns None if it can’t autodetect the frequency.

See also

Series.dt.to_period

Cast to PeriodArray/PeriodIndex at a particular frequency.

Examples

>>> ser = pd.Series(["2024-01-01", "2024-01-02", "2024-01-03", "2024-01-04"])
>>> ser = pd.to_datetime(ser)
>>> ser.dt.freq
'D'

>>> ser = pd.Series(["2022-01-01", "2024-01-01", "2026-01-01", "2028-01-01"])
>>> ser = pd.to_datetime(ser)
>>> ser.dt.freq
'2YS-JAN'