pandas.Series.to_period

Series.to_period(self, freq=None, copy=True) → 'Series'[source]

Convert Series from DatetimeIndex to PeriodIndex with desired frequency (inferred from index if not passed).

Parameters
freqstr, default None

Frequency associated with the PeriodIndex.

copybool, default True

Whether or not to return a copy.

Returns
Series

Series with index converted to PeriodIndex.