DataFrame.to_timestamp(freq=None, how='start', axis=0, copy=True)

Cast to DatetimeIndex of timestamps, at beginning of period

Parameters :

freq : string, default frequency of PeriodIndex

Desired frequency

how : {‘s’, ‘e’, ‘start’, ‘end’}

Convention for converting period to timestamp; start of period vs. end

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 :

df : DataFrame with DatetimeIndex