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DOC: add examples BusinessMonthEnd(0) and SemiMonthEnd(0) #50027

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Dec 3, 2022
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DOC: add examples BusinessMonthEnd(0) and SemiMonthEnd(0) #50027

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42 changes: 32 additions & 10 deletions pandas/_libs/tslibs/offsets.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -2460,16 +2460,25 @@ cdef class BusinessMonthEnd(MonthOffset):
"""
DateOffset increments between the last business day of the month.

BusinessMonthEnd goes to the next date which is the last business day of the month.
To get the last business day of the current month pass the parameter n equals 0.

Examples
--------
>>> from pandas.tseries.offsets import BMonthEnd
>>> ts = pd.Timestamp('2020-05-24 05:01:15')
>>> ts + BMonthEnd()
Timestamp('2020-05-29 05:01:15')
>>> ts + BMonthEnd(2)
Timestamp('2020-06-30 05:01:15')
>>> ts + BMonthEnd(-2)
Timestamp('2020-03-31 05:01:15')
>>> ts = pd.Timestamp(2022, 11, 29)
>>> ts + pd.offsets.BMonthEnd()
Timestamp('2022-11-30 00:00:00')

>>> ts = pd.Timestamp(2022, 11, 30)
>>> ts + pd.offsets.BMonthEnd()
Timestamp('2022-12-30 00:00:00')

If you want to get the end of the current business month
pass the parameter n equals 0:

>>> ts = pd.Timestamp(2022, 11, 30)
>>> ts + pd.offsets.BMonthEnd(0)
Timestamp('2022-11-30 00:00:00')
"""
_prefix = "BM"
_day_opt = "business_end"
Expand Down Expand Up @@ -2642,11 +2651,24 @@ cdef class SemiMonthEnd(SemiMonthOffset):

Examples
--------
>>> ts = pd.Timestamp(2022, 1, 1)
>>> ts = pd.Timestamp(2022, 1, 14)
>>> ts + pd.offsets.SemiMonthEnd()
Timestamp('2022-01-15 00:00:00')
"""

>>> ts = pd.Timestamp(2022, 1, 15)
>>> ts + pd.offsets.SemiMonthEnd()
Timestamp('2022-01-31 00:00:00')

>>> ts = pd.Timestamp(2022, 1, 31)
>>> ts + pd.offsets.SemiMonthEnd()
Timestamp('2022-02-15 00:00:00')

If you want to get the result for the current month pass the parameter n equals 0:

>>> ts = pd.Timestamp(2022, 1, 15)
>>> ts + pd.offsets.SemiMonthEnd(0)
Timestamp('2022-01-15 00:00:00')
"""
_prefix = "SM"
_min_day_of_month = 1

Expand Down