def test_parse_datetime(self):
testtuples = (('1981-04-05T23:21:28.512400Z',
(('1981', '04', '05', None, None, None, 'date'),
('23', '21', '28.512400',
(False, True, None, None, 'Z', 'timezone'),
'time'))),
('1981095T23:21:28.512400-12:34',
(('1981', None, None, None, None, '095', 'date'),
('23', '21', '28.512400',
(True, None, '12', '34', '-12:34', 'timezone'),
'time'))),
('19810405T23:21:28+00',
(('1981', '04', '05', None, None, None, 'date'),
('23', '21', '28',
(False, None, '00', None, '+00', 'timezone'),
'time'))),
('19810405T23:21:28+00:00',
(('1981', '04', '05', None, None, None, 'date'),
('23', '21', '28',
(False, None, '00', '00', '+00:00', 'timezone'),
'time'))))
for testtuple in testtuples:
with mock.patch.object(aniso8601.builder.PythonTimeBuilder,
'build_datetime') as mockBuildDateTime:
mockBuildDateTime.return_value = testtuple[1]
result = parse_datetime(testtuple[0])
self.assertEqual(result, testtuple[1])
mockBuildDateTime.assert_called_once_with(*testtuple[1])
def test_parse_datetime(self):
resultdatetime = parse_datetime('1981-04-05T23:21:28.512400Z')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
self.assertEqual(resultdatetime.microsecond, 512400)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None), datetime.timedelta(hours=0))
self.assertEqual(tzinfoobject.tzname(None), 'UTC')
resultdatetime = parse_datetime('1981095T23:21:28.512400-12:34')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
self.assertEqual(resultdatetime.microsecond, 512400)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None), -datetime.timedelta(hours=12, minutes=34))
self.assertEqual(tzinfoobject.tzname(None), '-12:34')
resultdatetime = parse_datetime('19810405T23:21:28+00')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None), datetime.timedelta(hours=0))
self.assertEqual(tzinfoobject.tzname(None), '+00')
resultdatetime = parse_datetime('19810405T23:21:28+00:00')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None), datetime.timedelta(hours=0))
self.assertEqual(tzinfoobject.tzname(None), '+00:00')
def test_parse_datetime_spaceseperated(self):
resultdatetime = parse_datetime('2004-W53-6 23:21:28.512400-12:34', ' ')
self.assertEqual(resultdatetime.year, 2005)
self.assertEqual(resultdatetime.month, 1)
self.assertEqual(resultdatetime.day, 1)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
self.assertEqual(resultdatetime.microsecond, 512400)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None), -datetime.timedelta(hours=12, minutes=34))
self.assertEqual(tzinfoobject.tzname(None), '-12:34')
def test_parse_datetime_mockbuilder(self):
mockBuilder = mock.Mock()
expectedargs = (('1981', None, None, None, None, '095', 'date'),
('23', '21', '28.512400', (True, None, '12', '34',
'-12:34', 'timezone'),
'time'))
mockBuilder.build_datetime.return_value = expectedargs
result = parse_datetime('1981095T23:21:28.512400-12:34',
builder=mockBuilder)
self.assertEqual(result, expectedargs)
mockBuilder.build_datetime.assert_called_once_with(*expectedargs)
def test_parse_datetime_commadelimited(self):
expectedargs = (('1981', '04', '05', None, None, None, 'date'),
('23', '21', '28.512400', (False, True, None, None,
'Z', 'timezone'), 'time'))
with mock.patch.object(aniso8601.time.PythonTimeBuilder,
'build_datetime') as mockBuildDateTime:
mockBuildDateTime.return_value = expectedargs
result = parse_datetime('1981-04-05,23:21:28,512400Z',
delimiter=',')
self.assertEqual(result, expectedargs)
mockBuildDateTime.assert_called_once_with(*expectedargs)
def test_parse_datetime_mockbuilder(self):
mockBuilder = mock.Mock()
expectedargs = (('1981', None, None, None, None, '095', 'date'),
('23', '21', '28.512400',
(True, None, '12', '34', '-12:34', 'timezone'),
'time'))
mockBuilder.build_datetime.return_value = expectedargs
result = parse_datetime('1981095T23:21:28.512400-12:34',
builder=mockBuilder)
self.assertEqual(result, expectedargs)
mockBuilder.build_datetime.assert_called_once_with(*expectedargs)
def test_parse_datetime_spacedelimited(self):
expectedargs = (('2004', None, None, '53', '6', None, 'date'),
('23', '21', '28.512400', (True, None, '12', '34',
'-12:34', 'timezone'),
'time'))
with mock.patch.object(aniso8601.time.PythonTimeBuilder,
'build_datetime') as mockBuildDateTime:
mockBuildDateTime.return_value = expectedargs
result = parse_datetime('2004-W53-6 23:21:28.512400-12:34',
delimiter=' ')
self.assertEqual(result, expectedargs)
mockBuildDateTime.assert_called_once_with(*expectedargs)
def test_parse_datetime_mockbuilder(self):
mockBuilder = mock.Mock()
expectedargs = (
DateTuple("1981", None, None, None, None, "095"),
TimeTuple(
"23", "21", "28.512400", TimezoneTuple(True, None, "12", "34", "-12:34")
),
)
mockBuilder.build_datetime.return_value = expectedargs
result = parse_datetime("1981095T23:21:28.512400-12:34", builder=mockBuilder)
self.assertEqual(result, expectedargs)
mockBuilder.build_datetime.assert_called_once_with(*expectedargs)
def test_parse_datetime_spaceseperated(self):
expectedargs = (('2004', None, None, '53', '6', None, 'date'),
('23', '21', '28.512400',
(True, None, '12', '34', '-12:34', 'timezone'),
'time'))
with mock.patch.object(aniso8601.builder.PythonTimeBuilder,
'build_datetime') as mockBuildDateTime:
mockBuildDateTime.return_value = expectedargs
result = parse_datetime('2004-W53-6 23:21:28.512400-12:34',
delimiter=' ')
self.assertEqual(result, expectedargs)
mockBuildDateTime.assert_called_once_with(*expectedargs)
def test_parse_datetime_spaceseperated(self):
resultdatetime = parse_datetime('2004-W53-6 23:21:28.512400-12:34',
' ')
self.assertEqual(
resultdatetime.replace(tzinfo=None),
datetime.datetime(2005,
1,
1,
hour=23,
minute=21,
second=28,
microsecond=512400))
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None),
-datetime.timedelta(hours=12, minutes=34))
self.assertEqual(tzinfoobject.tzname(None), '-12:34')
def test_parse_datetime_commadelimited(self):
expectedargs = (
DateTuple("1981", "04", "05", None, None, None),
TimeTuple(
"23", "21", "28.512400", TimezoneTuple(False, True, None, None, "Z")
),
)
with mock.patch.object(
aniso8601.time.PythonTimeBuilder, "build_datetime"
) as mockBuildDateTime:
mockBuildDateTime.return_value = expectedargs
result = parse_datetime("1981-04-05,23:21:28,512400Z", delimiter=",")
self.assertEqual(result, expectedargs)
mockBuildDateTime.assert_called_once_with(*expectedargs)
def test_parse_datetime_spacedelimited(self):
expectedargs = (
DateTuple("2004", None, None, "53", "6", None),
TimeTuple(
"23", "21", "28.512400", TimezoneTuple(True, None, "12", "34", "-12:34")
),
)
with mock.patch.object(
aniso8601.time.PythonTimeBuilder, "build_datetime"
) as mockBuildDateTime:
mockBuildDateTime.return_value = expectedargs
result = parse_datetime("2004-W53-6 23:21:28.512400-12:34", delimiter=" ")
self.assertEqual(result, expectedargs)
mockBuildDateTime.assert_called_once_with(*expectedargs)
def test_parse_datetime(self):
testtuples = (('2019-06-05T01:03:11,858714',
(DateTuple('2019', '06', '05', None, None, None),
TimeTuple('01', '03', '11.858714',
None))), ('2019-06-05T01:03:11.858714',
(DateTuple('2019', '06', '05',
None, None, None),
TimeTuple('01', '03', '11.858714',
None))),
('1981-04-05T23:21:28.512400Z',
(DateTuple('1981', '04', '05', None, None, None),
TimeTuple('23', '21', '28.512400',
TimezoneTuple(False, True, None, None,
'Z')))),
('1981095T23:21:28.512400-12:34',
(DateTuple('1981', None, None, None, None, '095'),
TimeTuple(
'23', '21', '28.512400',
TimezoneTuple(True, None, '12', '34', '-12:34')))),
('19810405T23:21:28+00',
(DateTuple('1981', '04', '05', None, None, None),
TimeTuple(
'23', '21', '28',
TimezoneTuple(False, None, '00', None, '+00')))),
('19810405T23:21:28+00:00',
(DateTuple('1981', '04', '05', None, None, None),
TimeTuple(
'23', '21', '28',
TimezoneTuple(False, None, '00', '00',
'+00:00')))))
for testtuple in testtuples:
with mock.patch.object(aniso8601.time.PythonTimeBuilder,
'build_datetime') as mockBuildDateTime:
mockBuildDateTime.return_value = testtuple[1]
result = parse_datetime(testtuple[0])
self.assertEqual(result, testtuple[1])
mockBuildDateTime.assert_called_once_with(*testtuple[1])
def parse_interval(isointervalstr,
intervaldelimiter='/',
datetimedelimiter='T',
relative=False):
#Given a string representing an ISO 8601 interval, return a
#tuple of datetime.date or date.datetime objects representing the beginning
#and end of the specified interval. Valid formats are:
#
#<start>/<end>
#<start>/<duration>
#<duration>/<end>
#
#The <start> and <end> values can represent dates, or datetimes,
#not times.
#
#The format:
#
#<duration>
#
#Is expressly not supported as there is no way to provide the addtional
#required context.
firstpart, secondpart = isointervalstr.split(intervaldelimiter)
if firstpart[0] == 'P':
#<duration>/<end>
#Notice that these are not returned 'in order' (earlier to later), this
#is to maintain consistency with parsing <start>/<end> durations, as
#well as making repeating interval code cleaner. Users who desire
#durations to be in order can use the 'sorted' operator.
#We need to figure out if <end> is a date, or a datetime
if secondpart.find(datetimedelimiter) != -1:
#<end> is a datetime
duration = parse_duration(firstpart, relative=relative)
enddatetime = parse_datetime(secondpart,
delimiter=datetimedelimiter)
return (enddatetime, enddatetime - duration)
else:
#<end> must just be a date
duration = parse_duration(firstpart, relative=relative)
enddate = parse_date(secondpart)
#See if we need to upconvert to datetime to preserve resolution
if firstpart.find(datetimedelimiter) != -1:
return (enddate,
datetime.combine(enddate, datetime.min.time()) -
duration)
else:
return (enddate, enddate - duration)
elif secondpart[0] == 'P':
#<start>/<duration>
#We need to figure out if <start> is a date, or a datetime
if firstpart.find(datetimedelimiter) != -1:
#<end> is a datetime
duration = parse_duration(secondpart, relative=relative)
startdatetime = parse_datetime(firstpart,
delimiter=datetimedelimiter)
return (startdatetime, startdatetime + duration)
else:
#<start> must just be a date
duration = parse_duration(secondpart, relative=relative)
startdate = parse_date(firstpart)
#See if we need to upconvert to datetime to preserve resolution
if secondpart.find(datetimedelimiter) != -1:
return (startdate,
datetime.combine(startdate, datetime.min.time()) +
duration)
else:
return (startdate, startdate + duration)
else:
#<start>/<end>
if firstpart.find(datetimedelimiter) != -1 and secondpart.find(
datetimedelimiter) != -1:
#Both parts are datetimes
return (parse_datetime(firstpart, delimiter=datetimedelimiter),
parse_datetime(secondpart, delimiter=datetimedelimiter))
elif firstpart.find(datetimedelimiter) != -1 and secondpart.find(
datetimedelimiter) == -1:
#First part is a datetime, second part is a date
return (parse_datetime(firstpart, delimiter=datetimedelimiter),
parse_date(secondpart))
elif firstpart.find(datetimedelimiter) == -1 and secondpart.find(
datetimedelimiter) != -1:
#First part is a date, second part is a datetime
return (parse_date(firstpart),
parse_datetime(secondpart, delimiter=datetimedelimiter))
else:
#Both parts are dates
return (parse_date(firstpart), parse_date(secondpart))
def _parse_interval(
isointervalstr, builder, intervaldelimiter="/", datetimedelimiter="T"
):
# Returns a tuple containing the start of the interval, the end of the
# interval, and or the interval duration
firstpart, secondpart = isointervalstr.split(intervaldelimiter)
if firstpart[0] == "P":
# <duration>/<end>
# Notice that these are not returned 'in order' (earlier to later), this
# is to maintain consistency with parsing <start>/<end> durations, as
# well as making repeating interval code cleaner. Users who desire
# durations to be in order can use the 'sorted' operator.
# We need to figure out if <end> is a date, or a datetime
if secondpart.find(datetimedelimiter) != -1:
# <end> is a datetime
duration = parse_duration(firstpart, builder=TupleBuilder)
enddatetime = parse_datetime(
secondpart, delimiter=datetimedelimiter, builder=TupleBuilder
)
return builder.build_interval(end=enddatetime, duration=duration)
# <end> must just be a date
duration = parse_duration(firstpart, builder=TupleBuilder)
enddate = parse_date(secondpart, builder=TupleBuilder)
return builder.build_interval(end=enddate, duration=duration)
elif secondpart[0] == "P":
# <start>/<duration>
# We need to figure out if <start> is a date, or a datetime
if firstpart.find(datetimedelimiter) != -1:
# <start> is a datetime
duration = parse_duration(secondpart, builder=TupleBuilder)
startdatetime = parse_datetime(
firstpart, delimiter=datetimedelimiter, builder=TupleBuilder
)
return builder.build_interval(start=startdatetime, duration=duration)
# <start> must just be a date
duration = parse_duration(secondpart, builder=TupleBuilder)
startdate = parse_date(firstpart, builder=TupleBuilder)
return builder.build_interval(start=startdate, duration=duration)
# <start>/<end>
if (
firstpart.find(datetimedelimiter) != -1
and secondpart.find(datetimedelimiter) != -1
):
# Both parts are datetimes
start_datetime = parse_datetime(
firstpart, delimiter=datetimedelimiter, builder=TupleBuilder
)
end_datetime = parse_datetime(
secondpart, delimiter=datetimedelimiter, builder=TupleBuilder
)
return builder.build_interval(start=start_datetime, end=end_datetime)
elif (
firstpart.find(datetimedelimiter) != -1
and secondpart.find(datetimedelimiter) == -1
):
# First part is a datetime, second part is a date
start_datetime = parse_datetime(
firstpart, delimiter=datetimedelimiter, builder=TupleBuilder
)
end_date = parse_date(secondpart, builder=TupleBuilder)
return builder.build_interval(start=start_datetime, end=end_date)
elif (
firstpart.find(datetimedelimiter) == -1
and secondpart.find(datetimedelimiter) != -1
):
# First part is a date, second part is a datetime
start_date = parse_date(firstpart, builder=TupleBuilder)
end_datetime = parse_datetime(
secondpart, delimiter=datetimedelimiter, builder=TupleBuilder
)
return builder.build_interval(start=start_date, end=end_datetime)
# Both parts are dates
start_date = parse_date(firstpart, builder=TupleBuilder)
end_date = parse_date(secondpart, builder=TupleBuilder)
return builder.build_interval(start=start_date, end=end_date)
def _parse_interval_parts(isointervalstr,
intervaldelimiter='/',
datetimedelimiter='T',
relative=False):
#Returns a tuple containing the start of the interval, the end of the interval, and the interval timedelta
firstpart, secondpart = isointervalstr.split(intervaldelimiter)
if firstpart[0] == 'P':
#<duration>/<end>
#Notice that these are not returned 'in order' (earlier to later), this
#is to maintain consistency with parsing <start>/<end> durations, as
#well as making repeating interval code cleaner. users_dispatcher who desire
#durations to be in order can use the 'sorted' operator.
#We need to figure out if <end> is a date, or a datetime
if secondpart.find(datetimedelimiter) != -1:
#<end> is a datetime
duration = parse_duration(firstpart, relative=relative)
enddatetime = parse_datetime(secondpart,
delimiter=datetimedelimiter)
return (enddatetime, enddatetime - duration, -duration)
else:
#<end> must just be a date
duration = parse_duration(firstpart, relative=relative)
enddate = parse_date(secondpart)
#See if we need to upconvert to datetime to preserve resolution
if firstpart.find(datetimedelimiter) != -1:
return (enddate,
datetime.combine(enddate, datetime.min.time()) -
duration, -duration)
else:
return (enddate, enddate - duration, -duration)
elif secondpart[0] == 'P':
#<start>/<duration>
#We need to figure out if <start> is a date, or a datetime
if firstpart.find(datetimedelimiter) != -1:
#<start> is a datetime
duration = parse_duration(secondpart, relative=relative)
startdatetime = parse_datetime(firstpart,
delimiter=datetimedelimiter)
return (startdatetime, startdatetime + duration, duration)
else:
#<start> must just be a date
duration = parse_duration(secondpart, relative=relative)
startdate = parse_date(firstpart)
#See if we need to upconvert to datetime to preserve resolution
if secondpart.find(datetimedelimiter) != -1:
return (startdate,
datetime.combine(startdate, datetime.min.time()) +
duration, duration)
else:
return (startdate, startdate + duration, duration)
else:
#<start>/<end>
if firstpart.find(datetimedelimiter) != -1 and secondpart.find(
datetimedelimiter) != -1:
#Both parts are datetimes
start_datetime = parse_datetime(firstpart,
delimiter=datetimedelimiter)
end_datetime = parse_datetime(secondpart,
delimiter=datetimedelimiter)
return (start_datetime, end_datetime,
end_datetime - start_datetime)
elif firstpart.find(datetimedelimiter) != -1 and secondpart.find(
datetimedelimiter) == -1:
#First part is a datetime, second part is a date
start_datetime = parse_datetime(firstpart,
delimiter=datetimedelimiter)
end_date = parse_date(secondpart)
return (start_datetime, end_date,
datetime.combine(end_date, datetime.min.time()) -
start_datetime)
elif firstpart.find(datetimedelimiter) == -1 and secondpart.find(
datetimedelimiter) != -1:
#First part is a date, second part is a datetime
start_date = parse_date(firstpart)
end_datetime = parse_datetime(secondpart,
delimiter=datetimedelimiter)
return (start_date, end_datetime, end_datetime -
datetime.combine(start_date, datetime.min.time()))
else:
#Both parts are dates
start_date = parse_date(firstpart)
end_date = parse_date(secondpart)
return (start_date, end_date, end_date - start_date)
def _parse_interval_parts(isointervalstr, intervaldelimiter='/', datetimedelimiter='T', relative=False):
#Returns a tuple containing the start of the interval, the end of the interval, and the interval timedelta
firstpart, secondpart = isointervalstr.split(intervaldelimiter)
if firstpart[0] == 'P':
#<duration>/<end>
#Notice that these are not returned 'in order' (earlier to later), this
#is to maintain consistency with parsing <start>/<end> durations, as
#well as making repeating interval code cleaner. Users who desire
#durations to be in order can use the 'sorted' operator.
#We need to figure out if <end> is a date, or a datetime
if secondpart.find(datetimedelimiter) != -1:
#<end> is a datetime
duration = parse_duration(firstpart, relative=relative)
enddatetime = parse_datetime(secondpart, delimiter=datetimedelimiter)
return (enddatetime, enddatetime - duration, -duration)
else:
#<end> must just be a date
duration = parse_duration(firstpart, relative=relative)
enddate = parse_date(secondpart)
#See if we need to upconvert to datetime to preserve resolution
if firstpart.find(datetimedelimiter) != -1:
return (enddate, datetime.combine(enddate, datetime.min.time()) - duration, -duration)
else:
return (enddate, enddate - duration, -duration)
elif secondpart[0] == 'P':
#<start>/<duration>
#We need to figure out if <start> is a date, or a datetime
if firstpart.find(datetimedelimiter) != -1:
#<start> is a datetime
duration = parse_duration(secondpart, relative=relative)
startdatetime = parse_datetime(firstpart, delimiter=datetimedelimiter)
return (startdatetime, startdatetime + duration, duration)
else:
#<start> must just be a date
duration = parse_duration(secondpart, relative=relative)
startdate = parse_date(firstpart)
#See if we need to upconvert to datetime to preserve resolution
if secondpart.find(datetimedelimiter) != -1:
return (startdate, datetime.combine(startdate, datetime.min.time()) + duration, duration)
else:
return (startdate, startdate + duration, duration)
else:
#<start>/<end>
if firstpart.find(datetimedelimiter) != -1 and secondpart.find(datetimedelimiter) != -1:
#Both parts are datetimes
start_datetime = parse_datetime(firstpart, delimiter=datetimedelimiter)
end_datetime = parse_datetime(secondpart, delimiter=datetimedelimiter)
return (start_datetime, end_datetime, end_datetime - start_datetime)
elif firstpart.find(datetimedelimiter) != -1 and secondpart.find(datetimedelimiter) == -1:
#First part is a datetime, second part is a date
start_datetime = parse_datetime(firstpart, delimiter=datetimedelimiter)
end_date = parse_date(secondpart)
return (start_datetime, end_date, datetime.combine(end_date, datetime.min.time()) - start_datetime)
elif firstpart.find(datetimedelimiter) == -1 and secondpart.find(datetimedelimiter) != -1:
#First part is a date, second part is a datetime
start_date = parse_date(firstpart)
end_datetime = parse_datetime(secondpart, delimiter=datetimedelimiter)
return (start_date, end_datetime, end_datetime - datetime.combine(start_date, datetime.min.time()))
else:
#Both parts are dates
start_date = parse_date(firstpart)
end_date = parse_date(secondpart)
return (start_date, end_date, end_date - start_date)
def test_parse_datetime(self):
testtuples = (
(
"2019-06-05T01:03:11,858714",
(
("2019", "06", "05", None, None, None, "date"),
("01", "03", "11.858714", None, "time"),
),
),
(
"2019-06-05T01:03:11.858714",
(
("2019", "06", "05", None, None, None, "date"),
("01", "03", "11.858714", None, "time"),
),
),
(
"1981-04-05T23:21:28.512400Z",
(
("1981", "04", "05", None, None, None, "date"),
(
"23",
"21",
"28.512400",
(False, True, None, None, "Z", "timezone"),
"time",
),
),
),
(
"1981095T23:21:28.512400-12:34",
(
("1981", None, None, None, None, "095", "date"),
(
"23",
"21",
"28.512400",
(True, None, "12", "34", "-12:34", "timezone"),
"time",
),
),
),
(
"19810405T23:21:28+00",
(
("1981", "04", "05", None, None, None, "date"),
(
"23",
"21",
"28",
(False, None, "00", None, "+00", "timezone"),
"time",
),
),
),
(
"19810405T23:21:28+00:00",
(
("1981", "04", "05", None, None, None, "date"),
(
"23",
"21",
"28",
(False, None, "00", "00", "+00:00", "timezone"),
"time",
),
),
),
)
for testtuple in testtuples:
with mock.patch.object(aniso8601.time.PythonTimeBuilder,
"build_datetime") as mockBuildDateTime:
mockBuildDateTime.return_value = testtuple[1]
result = parse_datetime(testtuple[0])
self.assertEqual(result, testtuple[1])
mockBuildDateTime.assert_called_once_with(*testtuple[1])
def test_parse_datetime(self):
resultdatetime = parse_datetime('1981-04-05T23:21:28.512400Z')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
self.assertEqual(resultdatetime.microsecond, 512400)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None),
datetime.timedelta(hours=0))
self.assertEqual(tzinfoobject.tzname(None), 'UTC')
resultdatetime = parse_datetime('1981095T23:21:28.512400-12:34')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
self.assertEqual(resultdatetime.microsecond, 512400)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None),
-datetime.timedelta(hours=12, minutes=34))
self.assertEqual(tzinfoobject.tzname(None), '-12:34')
resultdatetime = parse_datetime('19810405T23:21:28+00')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None),
datetime.timedelta(hours=0))
self.assertEqual(tzinfoobject.tzname(None), '+00')
resultdatetime = parse_datetime('19810405T23:21:28+00:00')
self.assertEqual(resultdatetime.year, 1981)
self.assertEqual(resultdatetime.month, 4)
self.assertEqual(resultdatetime.day, 5)
self.assertEqual(resultdatetime.hour, 23)
self.assertEqual(resultdatetime.minute, 21)
self.assertEqual(resultdatetime.second, 28)
tzinfoobject = resultdatetime.tzinfo
self.assertEqual(tzinfoobject.utcoffset(None),
datetime.timedelta(hours=0))
self.assertEqual(tzinfoobject.tzname(None), '+00:00')
#https://bitbucket.org/nielsenb/aniso8601/issues/13/parsing-of-leap-second-gives-wildly
with self.assertRaises(ValueError):
parse_datetime('2016-12-31T23:59:60+00:00')
with self.assertRaises(ValueError):
parse_datetime('2016-12-31T23:59:60')
with self.assertRaises(ValueError):
parse_datetime('1981-04-05T00:00:60')
with self.assertRaises(ValueError):
parse_datetime('1981-04-05T00:00:60Z')
with self.assertRaises(ValueError):
parse_datetime('1981-04-05T00:00:60+00:00')
with self.assertRaises(ValueError):
parse_datetime('1981-04-05T00:61')
with self.assertRaises(ValueError):
parse_datetime('1981-04-05T00:61Z')
with self.assertRaises(ValueError):
parse_datetime('1981-04-05T00:61+00:00')
def test_parse_datetime_bounds(self):
#Leap seconds not supported
#https://bitbucket.org/nielsenb/aniso8601/issues/10/sub-microsecond-precision-in-durations-is
#https://bitbucket.org/nielsenb/aniso8601/issues/13/parsing-of-leap-second-gives-wildly
with self.assertRaises(LeapSecondError):
parse_datetime('2016-12-31T23:59:60+00:00')
with self.assertRaises(LeapSecondError):
parse_datetime('2016-12-31T23:59:60')
with self.assertRaises(LeapSecondError):
parse_datetime('2016-12-31T23:59:60Z')
#Seconds can't be greater than 60
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('1981-04-05T00:00:60')
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('1981-04-05T00:00:60Z')
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('1981-04-05T00:00:60+00:00')
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('2016-12-31T23:59:61+00:00')
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('2016-12-31T23:59:61')
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('1981-04-05T00:00:61')
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('1981-04-05T00:00:61Z')
with self.assertRaises(SecondsOutOfBoundsError):
parse_datetime('1981-04-05T00:00:61+00:00')
#Minutes can't be greater than 60
with self.assertRaises(MinutesOutOfBoundsError):
parse_datetime('1981-04-05T00:61')
with self.assertRaises(MinutesOutOfBoundsError):
parse_datetime('1981-04-05T00:61Z')
with self.assertRaises(MinutesOutOfBoundsError):
parse_datetime('1981-04-05T00:61+00:00')
def test_parse_datetime_badtype(self):
testtuples = (None, 1, False, 1.234)
for testtuple in testtuples:
with self.assertRaises(ValueError):
parse_datetime(testtuple, builder=None)
def parse_interval(isointervalstr, intervaldelimiter='/', datetimedelimiter='T'):
#Given a string representing an ISO8601 interval, return a
#tuple of datetime.date or date.datetime objects representing the beginning
#and end of the specified interval. Valid formats are:
#
#<start>/<end>
#<start>/<duration>
#<duration>/<end>
#
#The <start> and <end> values can represent dates, or datetimes,
#not times.
#
#The format:
#
#<duration>
#
#Is expressly not supported as there is no way to provide the addtional
#required context.
firstpart, secondpart = isointervalstr.split(intervaldelimiter)
if firstpart[0] == 'P':
#<duration>/<end>
#Notice that these are not returned 'in order' (earlier to later), this
#is to maintain consistency with parsing <start>/<end> durations, as
#well as making repeating interval code cleaner. Users who desire
#durations to be in order can use the 'sorted' operator.
#We need to figure out if <end> is a date, or a datetime
if secondpart.find(datetimedelimiter) != -1:
#<end> is a datetime
duration = parse_duration(firstpart)
enddatetime = parse_datetime(secondpart, delimiter=datetimedelimiter)
return (enddatetime, enddatetime - duration)
else:
#<end> must just be a date
duration = parse_duration(firstpart)
enddate = parse_date(secondpart)
#See if we need to upconvert to datetime to preserve resolution
if firstpart.find(datetimedelimiter) != -1:
return (enddate, datetime.combine(enddate, datetime.min.time()) - duration)
else:
return (enddate, enddate - duration)
elif secondpart[0] == 'P':
#<start>/<duration>
#We need to figure out if <start> is a date, or a datetime
if firstpart.find(datetimedelimiter) != -1:
#<end> is a datetime
duration = parse_duration(secondpart)
startdatetime = parse_datetime(firstpart, delimiter=datetimedelimiter)
return (startdatetime, startdatetime + duration)
else:
#<start> must just be a date
duration = parse_duration(secondpart)
startdate = parse_date(firstpart)
#See if we need to upconvert to datetime to preserve resolution
if secondpart.find(datetimedelimiter) != -1:
return (startdate, datetime.combine(startdate, datetime.min.time()) + duration)
else:
return (startdate, startdate + duration)
else:
#<start>/<end>
if firstpart.find(datetimedelimiter) != -1 and secondpart.find(datetimedelimiter) != -1:
#Both parts are datetimes
return (parse_datetime(firstpart, delimiter=datetimedelimiter), parse_datetime(secondpart, delimiter=datetimedelimiter))
elif firstpart.find(datetimedelimiter) != -1 and secondpart.find(datetimedelimiter) == -1:
#First part is a datetime, second part is a date
return (parse_datetime(firstpart, delimiter=datetimedelimiter), parse_date(secondpart))
elif firstpart.find(datetimedelimiter) == -1 and secondpart.find(datetimedelimiter) != -1:
#First part is a date, second part is a datetime
return (parse_date(firstpart), parse_datetime(secondpart, delimiter=datetimedelimiter))
else:
#Both parts are dates
return (parse_date(firstpart), parse_date(secondpart))
