pandas.tseries.frequencies.to_offset

pandas.tseries.frequencies.to_offset(freq) → Union[pandas.tseries.offsets.DateOffset, NoneType]

Return DateOffset object from string or tuple representation or datetime.timedelta object.

Parameters

freqstr, tuple, datetime.timedelta, DateOffset or None

Returns

DateOffset

None if freq is None.

Raises

ValueError

If freq is an invalid frequency

See also

DateOffset

Examples

>>> to_offset('5min')
<5 * Minutes>

>>> to_offset('1D1H')
<25 * Hours>

>>> to_offset(('W', 2))
<2 * Weeks: weekday=6>

>>> to_offset((2, 'B'))
<2 * BusinessDays>

>>> to_offset(datetime.timedelta(days=1))
<Day>

>>> to_offset(Hour())
<Hour>

pandas.tseries.offsets.CDay.rollforward Window