257 lines
11 KiB
Python
257 lines
11 KiB
Python
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# -*- coding: utf-8 -*-
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# python-holidays
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# ---------------
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# A fast, efficient Python library for generating country, province and state
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# specific sets of holidays on the fly. It aims to make determining whether a
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# specific date is a holiday as fast and flexible as possible.
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#
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# Author: ryanss <ryanssdev@icloud.com> (c) 2014-2017
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# dr-prodigy <maurizio.montel@gmail.com> (c) 2017-2020
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# Website: https://github.com/dr-prodigy/python-holidays
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# License: MIT (see LICENSE file)
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from datetime import date
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from dateutil.easter import easter
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from dateutil.relativedelta import relativedelta as rd, MO, SU, FR
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from holidays.constants import FRI, SAT, SUN, WEEKEND
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from holidays.constants import JAN, FEB, MAR, APR, MAY, JUN, JUL, AUG, SEP, \
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OCT, \
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NOV, DEC
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from holidays.holiday_base import HolidayBase
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class Canada(HolidayBase):
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PROVINCES = ['AB', 'BC', 'MB', 'NB', 'NL', 'NS', 'NT', 'NU', 'ON', 'PE',
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'QC', 'SK', 'YT']
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def __init__(self, **kwargs):
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self.country = 'CA'
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self.prov = kwargs.pop('prov', 'ON')
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HolidayBase.__init__(self, **kwargs)
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def _populate(self, year):
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# New Year's Day
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if year >= 1867:
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name = "New Year's Day"
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self[date(year, JAN, 1)] = name
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if self.observed and date(year, JAN, 1).weekday() == SUN:
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self[date(year, JAN, 1) + rd(days=+1)] = name + \
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" (Observed)"
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elif self.observed \
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and date(year, JAN, 1).weekday() == SAT:
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# Add Dec 31st from the previous year without triggering
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# the entire year to be added
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expand = self.expand
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self.expand = False
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self[date(year, JAN, 1) + rd(days=-1)] = name + \
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" (Observed)"
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self.expand = expand
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# The next year's observed New Year's Day can be in this year
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# when it falls on a Friday (Jan 1st is a Saturday)
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if self.observed and date(year, DEC, 31).weekday() == FRI:
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self[date(year, DEC, 31)] = name + " (Observed)"
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# Family Day / Louis Riel Day (MB) / Islander Day (PE)
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# / Heritage Day (NS, YT)
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if self.prov in ('AB', 'SK', 'ON') and year >= 2008:
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = "Family Day"
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elif self.prov in ('AB', 'SK') and year >= 2007:
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = "Family Day"
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elif self.prov == 'AB' and year >= 1990:
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = "Family Day"
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elif self.prov == 'NB' and year >= 2018:
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = "Family Day"
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elif self.prov == 'BC':
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if year >= 2013 and year <= 2018:
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self[date(year, FEB, 1) + rd(weekday=MO(+2))] = \
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"Family Day"
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elif year > 2018:
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = \
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"Family Day"
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elif self.prov == 'MB' and year >= 2008:
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = \
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"Louis Riel Day"
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elif self.prov == 'PE' and year >= 2010:
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = "Islander Day"
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elif self.prov == 'PE' and year == 2009:
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self[date(year, FEB, 1) + rd(weekday=MO(+2))] = "Islander Day"
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elif self.prov == 'NS' and year >= 2015:
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# http://novascotia.ca/lae/employmentrights/NovaScotiaHeritageDay.asp
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self[date(year, FEB, 1) + rd(weekday=MO(+3))] = "Heritage Day"
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elif self.prov == 'YT':
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# start date?
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# http://heritageyukon.ca/programs/heritage-day
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# https://en.wikipedia.org/wiki/Family_Day_(Canada)#Yukon_Heritage_Day
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# Friday before the last Sunday in February
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dt = date(year, MAR, 1) + rd(weekday=SU(-1)) + rd(weekday=FR(-1))
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self[dt] = "Heritage Day"
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# St. Patrick's Day
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if self.prov == 'NL' and year >= 1900:
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dt = date(year, MAR, 17)
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# Nearest Monday to March 17
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dt1 = date(year, MAR, 17) + rd(weekday=MO(-1))
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dt2 = date(year, MAR, 17) + rd(weekday=MO(+1))
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if dt2 - dt <= dt - dt1:
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self[dt2] = "St. Patrick's Day"
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else:
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self[dt1] = "St. Patrick's Day"
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# Good Friday
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if self.prov != 'QC' and year >= 1867:
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self[easter(year) + rd(weekday=FR(-1))] = "Good Friday"
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# Easter Monday
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if self.prov == 'QC' and year >= 1867:
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self[easter(year) + rd(weekday=MO)] = "Easter Monday"
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# St. George's Day
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if self.prov == 'NL' and year == 2010:
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# 4/26 is the Monday closer to 4/23 in 2010
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# but the holiday was observed on 4/19? Crazy Newfies!
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self[date(2010, 4, 19)] = "St. George's Day"
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elif self.prov == 'NL' and year >= 1990:
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dt = date(year, APR, 23)
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# Nearest Monday to April 23
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dt1 = dt + rd(weekday=MO(-1))
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dt2 = dt + rd(weekday=MO(+1))
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if dt2 - dt < dt - dt1:
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self[dt2] = "St. George's Day"
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else:
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self[dt1] = "St. George's Day"
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# Victoria Day / National Patriots' Day (QC)
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if self.prov not in ('NB', 'NS', 'PE', 'NL', 'QC') and year >= 1953:
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self[date(year, MAY, 24) + rd(weekday=MO(-1))] = "Victoria Day"
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elif self.prov == 'QC' and year >= 1953:
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name = "National Patriots' Day"
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self[date(year, MAY, 24) + rd(weekday=MO(-1))] = name
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# National Aboriginal Day
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if self.prov == 'NT' and year >= 1996:
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self[date(year, JUN, 21)] = "National Aboriginal Day"
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# St. Jean Baptiste Day
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if self.prov == 'QC' and year >= 1925:
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self[date(year, JUN, 24)] = "St. Jean Baptiste Day"
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if self.observed and date(year, JUN, 24).weekday() == SUN:
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self[date(year, JUN, 25)] = "St. Jean Baptiste Day (Observed)"
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# Discovery Day
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if self.prov == 'NL' and year >= 1997:
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dt = date(year, JUN, 24)
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# Nearest Monday to June 24
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dt1 = dt + rd(weekday=MO(-1))
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dt2 = dt + rd(weekday=MO(+1))
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if dt2 - dt <= dt - dt1:
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self[dt2] = "Discovery Day"
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else:
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self[dt1] = "Discovery Day"
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elif self.prov == 'YT' and year >= 1912:
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self[date(year, AUG, 1) + rd(weekday=MO(+3))] = "Discovery Day"
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# Canada Day / Memorial Day (NL)
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if self.prov != 'NL' and year >= 1867:
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if year >= 1983:
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name = "Canada Day"
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else:
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name = "Dominion Day"
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self[date(year, JUL, 1)] = name
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if year >= 1879 and self.observed \
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and date(year, JUL, 1).weekday() in WEEKEND:
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self[date(year, JUL, 1) + rd(weekday=MO)] = name + \
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" (Observed)"
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elif year >= 1867:
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if year >= 1983:
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name = "Memorial Day"
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else:
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name = "Dominion Day"
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self[date(year, JUL, 1)] = name
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if year >= 1879 and self.observed \
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and date(year, JUL, 1).weekday() in WEEKEND:
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self[date(year, JUL, 1) + rd(weekday=MO)] = name + \
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" (Observed)"
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# Nunavut Day
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if self.prov == 'NU' and year >= 2001:
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self[date(year, JUL, 9)] = "Nunavut Day"
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if self.observed and date(year, JUL, 9).weekday() == SUN:
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self[date(year, JUL, 10)] = "Nunavut Day (Observed)"
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elif self.prov == 'NU' and year == 2000:
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self[date(2000, 4, 1)] = "Nunavut Day"
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# Civic Holiday
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if self.prov in ('ON', 'MB', 'NT') and year >= 1900:
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self[date(year, AUG, 1) + rd(weekday=MO)] = "Civic Holiday"
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elif self.prov == 'AB' and year >= 1974:
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# https://en.wikipedia.org/wiki/Civic_Holiday#Alberta
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self[date(year, AUG, 1) + rd(weekday=MO)] = "Heritage Day"
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elif self.prov == 'BC' and year >= 1974:
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# https://en.wikipedia.org/wiki/Civic_Holiday
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self[date(year, AUG, 1) + rd(weekday=MO)] = \
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"British Columbia Day"
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elif self.prov == 'NB' and year >= 1900:
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# https://en.wikipedia.org/wiki/Civic_Holiday
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self[date(year, AUG, 1) + rd(weekday=MO)] = "New Brunswick Day"
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elif self.prov == 'SK' and year >= 1900:
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# https://en.wikipedia.org/wiki/Civic_Holiday
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self[date(year, AUG, 1) + rd(weekday=MO)] = "Saskatchewan Day"
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# Labour Day
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if year >= 1894:
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self[date(year, SEP, 1) + rd(weekday=MO)] = "Labour Day"
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# Thanksgiving
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if self.prov not in ('NB', 'NS', 'PE', 'NL') and year >= 1931:
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if year == 1935:
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# in 1935, Canadian Thanksgiving was moved due to the General
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# Election falling on the second Monday of October
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# https://books.google.ca/books?id=KcwlQsmheG4C&pg=RA1-PA1940&lpg=RA1-PA1940&dq=canada+thanksgiving+1935&source=bl&ots=j4qYrcfGuY&sig=gxXeAQfXVsOF9fOwjSMswPHJPpM&hl=en&sa=X&ved=0ahUKEwjO0f3J2PjOAhVS4mMKHRzKBLAQ6AEIRDAG#v=onepage&q=canada%20thanksgiving%201935&f=false
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self[date(1935, 10, 25)] = "Thanksgiving"
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else:
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self[date(year, OCT, 1) + rd(weekday=MO(+2))] = \
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"Thanksgiving"
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# Remembrance Day
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name = "Remembrance Day"
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provinces = ('ON', 'QC', 'NS', 'NL', 'NT', 'PE', 'SK')
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if self.prov not in provinces and year >= 1931:
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self[date(year, NOV, 11)] = name
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elif self.prov in ('NS', 'NL', 'NT', 'PE', 'SK') and year >= 1931:
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self[date(year, NOV, 11)] = name
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if self.observed and date(year, NOV, 11).weekday() == SUN:
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name = name + " (Observed)"
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self[date(year, NOV, 11) + rd(weekday=MO)] = name
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# Christmas Day
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if year >= 1867:
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self[date(year, DEC, 25)] = "Christmas Day"
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if self.observed \
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and date(year, DEC, 25).weekday() == SAT:
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self[date(year, DEC, 24)] = "Christmas Day (Observed)"
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elif self.observed \
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and date(year, DEC, 25).weekday() == SUN:
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self[date(year, DEC, 26)] = "Christmas Day (Observed)"
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# Boxing Day
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if year >= 1867:
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name = "Boxing Day"
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name_observed = name + " (Observed)"
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if self.observed and date(year, DEC, 26).weekday() in WEEKEND:
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self[date(year, DEC, 26) + rd(weekday=MO)] = name_observed
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elif self.observed and date(year, DEC, 26).weekday() == 0:
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self[date(year, DEC, 27)] = name_observed
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else:
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self[date(year, DEC, 26)] = name
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class CA(Canada):
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pass
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class CAN(Canada):
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pass
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