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# pandas.DataFrame.to_period

`DataFrame.``to_period`(freq=None, axis=0, copy=True)

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

  Parameters : | freq : string, default axis : {0, 1}, default 0 The axis to convert (the index by default) copy : boolean, default True If False then underlying input data is not copied
  Returns : | ts : TimeSeries with PeriodIndex

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