pandas.DataFrame.to_period

DataFrame.to_period(self, freq=None, axis=0, copy=True) [source]

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

Parameters:	freq : str, default Frequency of the PeriodIndex. axis : {0 or ‘index’, 1 or ‘columns’}, default 0 The axis to convert (the index by default). copy : bool, default True If False then underlying input data is not copied.
Returns:	TimeSeries with PeriodIndex