pandas.Timestamp.to_period

时间戳。to_period ( freq = None )

返回此时间戳是一个观察值的时间段。

例子

>>> ts = pd.Timestamp('2020-03-14T15:32:52.192548651')
>>> # Year end frequency
>>> ts.to_period(freq='Y')
Period('2020', 'Y-DEC')

>>> # Month end frequency
>>> ts.to_period(freq='M')
Period('2020-03', 'M')

>>> # Weekly frequency
>>> ts.to_period(freq='W')
Period('2020-03-09/2020-03-15', 'W-SUN')

>>> # Quarter end frequency
>>> ts.to_period(freq='Q')
Period('2020Q1', 'Q-DEC')