defget_next_year(self,date):"""Get the next valid year."""return_get_next_prev(self,date,is_previous=False,period='year')
Get the previous valid year.
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defget_previous_year(self,date):"""Get the previous valid year."""return_get_next_prev(self,date,is_previous=True,period='year')
Return the year for which this view should display data.
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defget_year(self):"""Return the year for which this view should display data."""year=self.yearifyearisNone:try:year=self.kwargs['year']exceptKeyError:try:year=self.request.GET['year']exceptKeyError:raiseHttp404(_("No year specified"))returnyear
Get a year format string in strptime syntax to be used to parse the
year from url variables.
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defget_year_format(self):""" Get a year format string in strptime syntax to be used to parse the year from url variables. """returnself.year_format
Return the start date of the current interval.
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def_get_current_year(self,date):"""Return the start date of the current interval."""returndate.replace(month=1,day=1)
Return the start date of the next interval.
The interval is defined by start date <= item date < next start date.
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def_get_next_year(self,date):""" Return the start date of the next interval. The interval is defined by start date <= item date < next start date. """try:returndate.replace(year=date.year+1,month=1,day=1)exceptValueError:raiseHttp404(_("Date out of range"))