def test_bad_constructor_arguments(self):
# bad years
self.theclass(MINYEAR, 1, 1) # no exception
self.theclass(MAXYEAR, 1, 1) # no exception
self.assertRaises(ValueError, self.theclass, MINYEAR-1, 1, 1)
self.assertRaises(ValueError, self.theclass, MAXYEAR+1, 1, 1)
# bad months
self.theclass(2000, 1, 1) # no exception
self.theclass(2000, 12, 1) # no exception
self.assertRaises(ValueError, self.theclass, 2000, 0, 1)
self.assertRaises(ValueError, self.theclass, 2000, 13, 1)
# bad days
self.theclass(2000, 2, 29) # no exception
self.theclass(2004, 2, 29) # no exception
self.theclass(2400, 2, 29) # no exception
self.assertRaises(ValueError, self.theclass, 2000, 2, 30)
self.assertRaises(ValueError, self.theclass, 2001, 2, 29)
self.assertRaises(ValueError, self.theclass, 2100, 2, 29)
self.assertRaises(ValueError, self.theclass, 1900, 2, 29)
self.assertRaises(ValueError, self.theclass, 2000, 1, 0)
self.assertRaises(ValueError, self.theclass, 2000, 1, 32)
python类MAXYEAR的实例源码
def test_tz_independent_comparing(self):
dt1 = self.theclass(2002, 3, 1, 9, 0, 0)
dt2 = self.theclass(2002, 3, 1, 10, 0, 0)
dt3 = self.theclass(2002, 3, 1, 9, 0, 0)
self.assertEqual(dt1, dt3)
self.assertTrue(dt2 > dt3)
# Make sure comparison doesn't forget microseconds, and isn't done
# via comparing a float timestamp (an IEEE double doesn't have enough
# precision to span microsecond resolution across years 1 thru 9999,
# so comparing via timestamp necessarily calls some distinct values
# equal).
dt1 = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999998)
us = timedelta(microseconds=1)
dt2 = dt1 + us
self.assertEqual(dt2 - dt1, us)
self.assertTrue(dt1 < dt2)
def itermonthdates(self, year, month):
"""
Return an iterator for one month. The iterator will yield datetime.date
values and will always iterate through complete weeks, so it will yield
dates outside the specified month.
"""
date = datetime.date(year, month, 1)
# Go back to the beginning of the week
days = (date.weekday() - self.firstweekday) % 7
date -= datetime.timedelta(days=days)
oneday = datetime.timedelta(days=1)
while True:
yield date
try:
date += oneday
except OverflowError:
# Adding one day could fail after datetime.MAXYEAR
break
if date.month != month and date.weekday() == self.firstweekday:
break
def timestampWin64(value):
"""
Convert Windows 64-bit timestamp to string. The timestamp format is
a 64-bit number which represents number of 100ns since the
1st January 1601 at 00:00. Result is an unicode string.
See also durationWin64(). Maximum date is 28 may 60056.
>>> timestampWin64(0)
datetime.datetime(1601, 1, 1, 0, 0)
>>> timestampWin64(127840491566710000)
datetime.datetime(2006, 2, 10, 12, 45, 56, 671000)
"""
try:
return WIN64_TIMESTAMP_T0 + durationWin64(value)
except OverflowError:
raise ValueError("date newer than year %s (value=%s)"
% (MAXYEAR, value))
# Start of 60-bit UUID timestamp: 15 October 1582 at 00:00
def itermonthdates(self, year, month):
"""
Return an iterator for one month. The iterator will yield datetime.date
values and will always iterate through complete weeks, so it will yield
dates outside the specified month.
"""
date = datetime.date(year, month, 1)
# Go back to the beginning of the week
days = (date.weekday() - self.firstweekday) % 7
date -= datetime.timedelta(days=days)
oneday = datetime.timedelta(days=1)
while True:
yield date
try:
date += oneday
except OverflowError:
# Adding one day could fail after datetime.MAXYEAR
break
if date.month != month and date.weekday() == self.firstweekday:
break
def timestampWin64(value):
"""
Convert Windows 64-bit timestamp to string. The timestamp format is
a 64-bit number which represents number of 100ns since the
1st January 1601 at 00:00. Result is an unicode string.
See also durationWin64(). Maximum date is 28 may 60056.
>>> timestampWin64(0)
datetime.datetime(1601, 1, 1, 0, 0)
>>> timestampWin64(127840491566710000)
datetime.datetime(2006, 2, 10, 12, 45, 56, 671000)
"""
try:
return WIN64_TIMESTAMP_T0 + durationWin64(value)
except OverflowError:
raise ValueError(_("date newer than year %s (value=%s)") % (MAXYEAR, value))
# Start of 60-bit UUID timestamp: 15 October 1582 at 00:00
def __init__(self, allow_naive, timezones, start_date=None, end_date=None, start_inclusive=True, end_inclusive=True):
self.allow_naive = allow_naive
self.timezones = timezones
self.start_date = (start_date or dt.datetime(year=dt.MINYEAR)).timestamp()
self.end_date = (end_date or dt.datetime(year=dt.MAXYEAR)).timestamp()
self.r = self.end_date - self.start_date
if not start_inclusive:
self.start_date += 1 # second
if not end_inclusive:
self.end_date -= 1 # second
def toCSV(distributions, parent):
def sortDates(datearray):
return list(
sorted(
map(
lambda x: datetime.strptime(x,"%Y-%m-%d"),
datearray
)
)
)
from datetime import datetime, MAXYEAR
lowestStartdate = datetime(MAXYEAR,1,1)
result = ""
for distro in distributions:
import strings
dates = sortDates(distro[strings.dates])
enddate = ""
dateformat = "%Y.%m.%d"
if not distro[strings.status] == strings.active:
enddate = dates[-1].strftime(dateformat)
retuple = toCSV(distro[strings.children],distro[strings.name])
startdate = dates[0]
if retuple.lowestStartdate < startdate:
startdate = retuple.lowestStartdate
if startdate < lowestStartdate:
lowestStartdate = startdate
result += retuple.result +csv(
distro[strings.name],
parent,
startdate.strftime(dateformat),
enddate,
distro[strings.image] if len(distro[strings.children]) > 1 else ""
,""
)
from collections import namedtuple
retuple = namedtuple('Retuple', ['result', 'lowestStartdate'])
return retuple(result, lowestStartdate)
def date(self):
"""
Return a built-in datetime.date for Dates falling in the years [datetime.MINYEAR, datetime.MAXYEAR]
ValueError is raised for Dates outside this range.
"""
try:
dt = datetime_from_timestamp(self.seconds)
return datetime.date(dt.year, dt.month, dt.day)
except Exception:
raise ValueError("%r exceeds ranges for built-in datetime.date" % self)
def test_constants(self):
datetime = datetime_module
self.assertEqual(datetime.MINYEAR, 1)
self.assertEqual(datetime.MAXYEAR, 9999)
def test_name_cleanup(self):
if not '_Fast' in str(type(self)):
return
datetime = datetime_module
names = set(name for name in dir(datetime)
if not name.startswith('__') and not name.endswith('__'))
allowed = set(['MAXYEAR', 'MINYEAR', 'date', 'datetime',
'datetime_CAPI', 'time', 'timedelta', 'timezone',
'tzinfo'])
self.assertEqual(names - allowed, set([]))
#############################################################################
# tzinfo tests
def test_extreme_hashes(self):
# If an attempt is made to hash these via subtracting the offset
# then hashing a datetime object, OverflowError results. The
# Python implementation used to blow up here.
t = self.theclass(1, 1, 1, tzinfo=FixedOffset(1439, ""))
hash(t)
t = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999999,
tzinfo=FixedOffset(-1439, ""))
hash(t)
# OTOH, an OOB offset should blow up.
t = self.theclass(5, 5, 5, tzinfo=FixedOffset(-1440, ""))
self.assertRaises(ValueError, hash, t)
def test_itermonthdates(self):
# ensure itermonthdates doesn't overflow after datetime.MAXYEAR
# see #15421
list(calendar.Calendar().itermonthdates(datetime.MAXYEAR, 12))
def test_constants(self):
import datetime
self.assertEqual(datetime.MINYEAR, 1)
self.assertEqual(datetime.MAXYEAR, 9999)
#############################################################################
# tzinfo tests
def test_extreme_hashes(self):
# If an attempt is made to hash these via subtracting the offset
# then hashing a datetime object, OverflowError results. The
# Python implementation used to blow up here.
t = self.theclass(1, 1, 1, tzinfo=FixedOffset(1439, ""))
hash(t)
t = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999999,
tzinfo=FixedOffset(-1439, ""))
hash(t)
# OTOH, an OOB offset should blow up.
t = self.theclass(5, 5, 5, tzinfo=FixedOffset(-1440, ""))
self.assertRaises(ValueError, hash, t)
def test_itermonthdates(self):
# ensure itermonthdates doesn't overflow after datetime.MAXYEAR
# see #15421
list(calendar.Calendar().itermonthdates(datetime.MAXYEAR, 12))
def test_constants(self):
import datetime
self.assertEqual(datetime.MINYEAR, 1)
self.assertEqual(datetime.MAXYEAR, 9999)
#############################################################################
# tzinfo tests
def test_extreme_hashes(self):
# If an attempt is made to hash these via subtracting the offset
# then hashing a datetime object, OverflowError results. The
# Python implementation used to blow up here.
t = self.theclass(1, 1, 1, tzinfo=FixedOffset(1439, ""))
hash(t)
t = self.theclass(MAXYEAR, 12, 31, 23, 59, 59, 999999,
tzinfo=FixedOffset(-1439, ""))
hash(t)
# OTOH, an OOB offset should blow up.
t = self.theclass(5, 5, 5, tzinfo=FixedOffset(-1440, ""))
self.assertRaises(ValueError, hash, t)
def test_itermonthdates(self):
# ensure itermonthdates doesn't overflow after datetime.MAXYEAR
# see #15421
list(calendar.Calendar().itermonthdates(datetime.MAXYEAR, 12))
def test_constants(self):
datetime = datetime_module
self.assertEqual(datetime.MINYEAR, 1)
self.assertEqual(datetime.MAXYEAR, 9999)
#############################################################################
# tzinfo tests
