pandas.DataFrame.to_period¶
- DataFrame.to_period(freq=None, axis=0, copy=True)[source]¶
 Convert DataFrame from DatetimeIndex to PeriodIndex.
Convert DataFrame from DatetimeIndex to PeriodIndex with desired frequency (inferred from index if not passed).
- Parameters
 - freqstr, default
 Frequency of the PeriodIndex.
- axis{0 or ‘index’, 1 or ‘columns’}, default 0
 The axis to convert (the index by default).
- copybool, default True
 If False then underlying input data is not copied.
- Returns
 - DataFrame with PeriodIndex