otp.Quarter

Quarter(n)

onetick.py object representing Quarter datetime offset. Can be added to or subtracted from:

• otp.datetime objects

• Source columns of datetime type

Parameters

n (int, otp.Column) – offset integer value or column of otp.Source

Examples

Add to or subtract from otp.datetime object:

>>> otp.datetime(2012, 12, 12, 12) + otp.Quarter(1)
2013-03-12 12:00:00
>>> otp.datetime(2012, 12, 12, 12) - otp.Quarter(1)
2012-09-12 12:00:00

Use offset in columns:

>>> t = otp.Tick(A=1)
>>> t['T'] = otp.datetime(2012, 12, 12, 12, tz='GMT')
>>> t['T'] += otp.Quarter(t['A'])
>>> otp.run(t, start=otp.datetime(2003, 12, 2), end=otp.datetime(2003, 12, 3), timezone='GMT')
        Time                   T  A
0 2003-12-02 2013-03-12 12:00:00  1