def daterange_from_path(path):
'''Determine the calendar dates mapped by a specific page
@param path: a L{Path} object
@returns: a 3-tuple of:
- the page type (one of "C{day}", "C{week}", "C{month}", or "C{year}")
- a C{datetime.date} object for the start date
- a C{datetime.date} object for the end date
or C{None} when the page does not map a date
'''
if date_path_re.match(path.name):
type = 'day'
year, month, day = map(int, path.name.rsplit(':', 3)[-3:])
date = datetime.date(year, month, day)
end_date = date
elif week_path_re.match(path.name):
type = 'week'
year, week = path.name.rsplit(':', 2)[-2:]
year, week = map(int, (year, week[5:])) # Assumes "Week XX" string
date, end_date = dates_for_week(year, week)
elif month_path_re.match(path.name):
type = 'month'
year, month = map(int, path.name.rsplit(':', 2)[-2:])
date = datetime.date(year, month, 1)
if month == 12:
end_date = datetime.date(year, 12, 31)
else:
end_date = datetime.date(year, month+1, 1) + datetime.timedelta(-1)
elif year_path_re.match(path.name):
type = 'year'
year = int(path.name.rsplit(':', 1)[-1])
date = datetime.date(year, 1, 1)
end_date = datetime.date(year, 12, 31)
else:
return None # Not a calendar path
return type, date, end_date
def new_from_weeknumber(cls, year, week, weekday):
assert isinstance(weekday, int) and 0 <= weekday <= 7
start, end = dates_for_week(year, week)
if start.isoweekday() == 1: # monday
offset = weekday - 1
else: # sunday
offset = weekday
if offset != 0:
start = start + datetime.timedelta(days=offset)
return cls(start.year, start.month, start.day)
def new_from_weeknumber(cls, year, week, weekday):
if not (isinstance(weekday, int) and 0 <= weekday <= 7):
raise ValueError('Not a weekday: %i (must be between 0 and 7)' % weekday)
start, end = dates_for_week(year, week)
if start.isoweekday() == 1: # monday
offset = weekday - 1
else: # sunday
offset = weekday
if offset != 0:
start = start + datetime.timedelta(days=offset)
return cls(start.year, start.month, start.day)
def runTest(self):
# now()
dt = datetime.now()
s = dt.isoformat()
self.assertTrue(isinstance(s, str) and len(s) > 0)
s = dt.strftime("%z")
self.assertTrue(isinstance(s, str) and len(s) > 0)
s = dt.strftime("%Z")
self.assertTrue(isinstance(s, str) and len(s) > 0)
# strftime
s = datetime.strftime('%a', dt)
self.assertTrue(isinstance(s, str) and len(s) > 0)
s = datetime.strftime('%%', dt)
self.assertEqual(s, '%')
# Failed under msys python3.7.2
#s = datetime.strftime('%u', dt)
#self.assertTrue(isinstance(s, str) and len(s) > 0)
#s = datetime.strftime('%V', dt)
#self.assertTrue(isinstance(s, str) and len(s) > 0)
# strfcal
s = datetime.strfcal('%w', dt)
self.assertTrue(isinstance(s, str) and len(s) > 0)
s = datetime.strfcal('%W', dt)
self.assertTrue(isinstance(s, str) and len(s) > 0)
s = datetime.strfcal('%Y', dt)
self.assertTrue(isinstance(s, str) and len(s) > 0)
s = datetime.strfcal('%%', dt)
self.assertEqual(s, '%')
# weekcalendar
year, week, weekday = datetime.weekcalendar(dt)
self.assertTrue(isinstance(year, int) and 1900 < year and 3000 > year)
self.assertTrue(isinstance(week, int) and 1 <= week and 53 >= week)
self.assertTrue(
isinstance(weekday, int) and 1 <= weekday and 7 >= weekday)
# dates_for_week
start, end = datetime.dates_for_week(year, week)
self.assertTrue(isinstance(start, datetime.date))
self.assertTrue(isinstance(end, datetime.date))
self.assertTrue(start <= dt.date() and end >= dt.date())
def runTest(self):
# now()
dt = datetime.now()
s = dt.isoformat()
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
s = dt.strftime("%z")
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
s = dt.strftime("%Z")
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
# strftime
s = datetime.strftime('%a', dt)
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
s = datetime.strftime('%%', dt)
self.assertEqual(s, '%')
s = datetime.strftime('%u', dt)
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
s = datetime.strftime('%V', dt)
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
# strfcal
s = datetime.strfcal('%w', dt)
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
s = datetime.strfcal('%W', dt)
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
s = datetime.strfcal('%Y', dt)
self.assertTrue(isinstance(s, basestring) and len(s) > 0)
s = datetime.strfcal('%%', dt)
self.assertEqual(s, '%')
# weekcalendar
year, week, weekday = datetime.weekcalendar(dt)
self.assertTrue(isinstance(year, int) and 1900 < year and 3000 > year)
self.assertTrue(isinstance(week, int) and 1 <= week and 53 >= week)
self.assertTrue(isinstance(weekday, int) and 1 <= weekday and 7 >= weekday)
# dates_for_week
start, end = datetime.dates_for_week(year, week)
self.assertTrue(isinstance(start, datetime.date))
self.assertTrue(isinstance(end, datetime.date))
self.assertTrue(start <= dt.date() and end >= dt.date())
def __init__(self, year, week): self.year = year self.week = week self.first_day, self.last_day = dates_for_week(year, week)
