pandas.PeriodIndex.from_ordinals#

classmethod PeriodIndex.from_ordinals(ordinals, *, freq, name=None)[source]#

Construct a PeriodIndex from ordinals.

Parameters:

ordinalsarray-like of int: The period offsets from the proleptic Gregorian epoch.
freqstr or period object: One of pandas period strings or corresponding objects.
namestr, default None: Name of the resulting PeriodIndex.

Returns:

See also

PeriodIndex.from_fields: Construct a PeriodIndex from fields (year, month, day, etc.).
PeriodIndex.to_timestamp: Cast to DatetimeArray/Index.

Examples

>>> idx = pd.PeriodIndex.from_ordinals([-1, 0, 1], freq="Q")
>>> idx
PeriodIndex(['1969Q4', '1970Q1', '1970Q2'], dtype='period[Q-DEC]')