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DOC: update the Period.days_in_month docstring #20297

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30 changes: 30 additions & 0 deletions pandas/_libs/tslibs/period.pyx
Original file line number Diff line number Diff line change
Expand Up @@ -1270,6 +1270,36 @@ cdef class _Period(object):

@property
def days_in_month(self):
"""
Get the total number of days in the month that this period falls on.

Returns
-------
int

See Also
--------
Period.daysinmonth : Returns the number of days in the month.
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Returns -> Return

DatetimeIndex.daysinmonth : Return the number of days in the month.
calendar.monthrange : Return a tuple containing weekday
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In See Also section : place of Returns use Get

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apart from this LGTM

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Sure! I will make the suggested changes. Thanks for the review.

(0-6 ~ Mon-Sun) and number of days (28-31).

Examples
--------
>>> p= pd.Period('2018-2-17')
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pep8: space before the =

>>> p.days_in_month
28

>>> import datetime
>>> pd.Period(datetime.datetime.today(), freq= 'B').days_in_month
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Can you avoid datetime.today()? This won't pass doctests, aside from ~half the months in the year :)

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yeah sure !! Please pardon my naivety and this is a lifetime learning for sure. :)

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Should I just remove the second example because I couldn't think of any other way around of using this attribute different than the first example?

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Using Period('2018-03-01').days_in_month should be fine.

31

Handles the leap year case as well:

>>> p= pd.Period('2016-2-17')
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space before the =

>>> p.days_in_month
29
"""
base, mult = get_freq_code(self.freq)
return pdays_in_month(self.ordinal, base)

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