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Commit 4dac16a6 authored by Dorneles Tremea's avatar Dorneles Tremea
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Extended DateTime parser for better support to the ISO8601 specification. Normalized docstrings.

parent 35546974
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doc/CHANGES.txt
View file @ 4dac16a6
......@@ -9,6 +9,9 @@ Zope Changes
Bugs fixed
- Collector #2191: extended DateTime parser for better support
to the ISO8601 specification.
- Reworking of _cached_result in Shared.DC.ZRDB.DA.DA:
- fixed KeyError reported in Collector #2212
......
lib/python/DateTime/DateTime.py
View file @ 4dac16a6
......@@ -70,7 +70,52 @@ to_month=tm[yr%4==0 and (yr%100!=0 or yr%400==0)][mo]
EPOCH =(to_year+to_month+dy+(hr/24.0+mn/1440.0+sc/86400.0))*86400
jd1901 =2415385L
numericTimeZoneMatch=re.compile(r'[+-][0-9][0-9][0-9][0-9]').match #TS
numericTimeZoneMatch = re.compile(r'[+-][0-9][0-9][0-9][0-9]').match
iso8601Match = re.compile(r'''
(?P<year>\d\d\d\d) # four digits year
(?:-? # one optional dash
(?: # followed by:
(?P<year_day>\d\d\d # three digits year day
(?!\d)) # when there's no fourth digit
| # or:
W # one W
(?P<week>\d\d) # two digits week
(?:-? # one optional dash
(?P<week_day>\d) # one digit week day
)? # week day is optional
| # or:
(?P<month>\d\d)? # two digits month
(?:-? # one optional dash
(?P<day>\d\d)? # two digits day
)? # after day is optional
) #
)? # after year is optional
(?:[T ] # one T or one whitespace
(?P<hour>\d\d) # two digits hour
(?::? # one optional colon
(?P<minute>\d\d)? # two digits minute
(?::? # one optional colon
(?P<second>\d\d)? # two digits second
(?:[.,] # one dot or one comma
(?P<fraction>\d+) # n digits fraction
)? # after second is optional
)? # after minute is optional
)? # after hour is optional
(?: # timezone:
Z # one Z
| # or:
(?P<signal>[-+]) # one plus or one minus as signal
(?P<hour_off>\d # one digit for hour offset...
(?:\d(?!\d$) # ...or two, if not the last two digits
)?) # second hour offset digit is optional
(?::? # one optional colon
(?P<min_off>\d\d) # two digits minute offset
)? # after hour offset is optional
)? # timezone is optional
)? # time is optional
(?P<garbage>.*) # store the extra garbage
''', re.VERBOSE).match
class _timezone:
def __init__(self,data):
......@@ -112,8 +157,6 @@ class _timezone:
return self.tinfo[idx][0],self.tinfo[idx][1],zs[:zs.find('\000')]
class _cache:
_zlst=['Brazil/Acre','Brazil/DeNoronha','Brazil/East',
......@@ -150,7 +193,6 @@ class _cache:
'MEWT','SWT','FWT','EET','EEST','BT','ZP4','ZP5','ZP6',
'WAST','CCT','JST','EAST','GST','NZT','NZST','IDLE']
_zmap={'aest':'GMT+1000', 'aedt':'GMT+1100',
'aus eastern standard time':'GMT+1000',
'sydney standard time':'GMT+1000',
......@@ -183,7 +225,6 @@ class _cache:
'gmt+0000':'GMT+0', 'gmt+0':'GMT+0',
'gmt+0100':'GMT+1', 'gmt+0200':'GMT+2', 'gmt+0300':'GMT+3',
'gmt+0400':'GMT+4', 'gmt+0500':'GMT+5', 'gmt+0600':'GMT+6',
'gmt+0700':'GMT+7', 'gmt+0800':'GMT+8', 'gmt+0900':'GMT+9',
......@@ -264,7 +305,8 @@ class _cache:
self._d,self._zidx={},self._zmap.keys()
def __getitem__(self,k):
try: n=self._zmap[k.lower()]
try:
n=self._zmap[k.lower()]
except KeyError:
if numericTimeZoneMatch(k) == None:
raise DateTimeError,'Unrecognized timezone: %s' % k
......@@ -275,7 +317,6 @@ class _cache:
return z
def _findLocalTimeZoneName(isDST):
if not daylight:
# Daylight savings does not occur in this time zone.
......@@ -370,11 +411,16 @@ def _julianday(yr,mo,dy):
m=-m
y=y-m/12L-1L
m=12L-m%12L
if y > 0L: yr_correct=0L
else: yr_correct=3L
if m < 3L: y, m=y-1L,m+12L
if y*10000L+m*100L+d > 15821014L: b=2L-y/100L+y/400L
else: b=0L
if y > 0L:
yr_correct=0L
else:
yr_correct=3L
if m < 3L:
y,m=y-1L,m+12L
if y*10000L+m*100L+d > 15821014L:
b=2L-y/100L+y/400L
else:
b=0L
return (1461L*y-yr_correct)/4L+306001L*(m+1L)/10000L+d+1720994L+b
def _calendarday(j):
......@@ -512,9 +558,8 @@ class DateTime:
except:
raise SyntaxError('Unable to parse %s, %s' % (args, kw))
def _parse_args(self, *args, **kw):
"""Return a new date-time object
"""Return a new date-time object.
A DateTime object always maintains its value as an absolute
UTC time, and is represented in the context of some timezone
......@@ -526,7 +571,6 @@ class DateTime:
DateTimes may be created with from zero to seven arguments.
- If the function is called with no arguments or with None,
then the current date/time is returned, represented in the
timezone of the local machine.
......@@ -541,23 +585,23 @@ class DateTime:
that date/time will be returned.
As a general rule, any date-time representation that is
recognized and unambigous to a resident of North America is
acceptable.(The reason for this qualification is that
recognized and unambigous to a resident of North America
is acceptable. The reason for this qualification is that
in North America, a date like: 2/1/1994 is interpreted
as February 1, 1994, while in some parts of the world,
it is interpreted as January 2, 1994.) A date/time
string consists of two components, a date component and
an optional time component, separated by one or more
spaces. If the time component is omited, 12:00am is
assumed. Any recognized timezone name specified as the
final element of the date/time string will be used for
computing the date/time value. (If you create a DateTime
with the string 'Mar 9, 1997 1:45pm US/Pacific', the
value will essentially be the same as if you had captured
time.time() at the specified date and time on a machine in
that timezone)
<PRE>
it is interpreted as January 2, 1994.
A date/time string consists of two components, a date
component and an optional time component, separated by one
or more spaces. If the time component is omited, 12:00am is
assumed. Any recognized timezone name specified as the final
element of the date/time string will be used for computing
the date/time value. If you create a DateTime with the
string 'Mar 9, 1997 1:45pm US/Pacific', the value will
essentially be the same as if you had captured time.time()
at the specified date and time on a machine in that timezone:
<PRE>
e=DateTime('US/Eastern')
# returns current date/time, represented in US/Eastern.
......@@ -566,20 +610,13 @@ class DateTime:
y=DateTime('Mar 9, 1997 13:45:00')
# y is equal to x
</PRE>
New in Zope 2.4:
The DateTime constructor automatically detects and handles
ISO8601 compliant dates (YYYY-MM-DDThh:ss:mmTZD).
See http://www.w3.org/TR/NOTE-datetime for full specs.
The date component consists of year, month, and day
values. The year value must be a one-, two-, or
four-digit integer. If a one- or two-digit year is
used, the year is assumed to be in the twentieth
century. The month may an integer, from 1 to 12, a
century. The month may be an integer, from 1 to 12, a
month name, or a month abreviation, where a period may
optionally follow the abreviation. The day must be an
integer from 1 to the number of days in the month. The
......@@ -601,28 +638,47 @@ class DateTime:
followed by am or pm in upper or lower case, in which
case a 12-hour clock is assumed.
- If the DateTime function is invoked with a single
Numeric argument, the number is assumed to be
a floating point value such as that returned by
time.time().
New in Zope 2.4:
The DateTime constructor automatically detects and handles
ISO8601 compliant dates (YYYY-MM-DDThh:ss:mmTZD).
New in Zope 2.9.6:
The existing ISO8601 parser was extended to support almost
the whole ISO8601 specification. New formats includes:
<PRE>
y=DateTime('1993-045')
# returns the 45th day from 1993, which is 14th February
w=DateTime('1993-W06-7')
# returns the 7th day from the 6th week from 1993, which
# is also 14th February
</PRE>
See http://en.wikipedia.org/wiki/ISO_8601 for full specs.
A DateTime object is returned that represents
the gmt value of the time.time() float represented in
the local machine's timezone.
- If the DateTime function is invoked with a single Numeric
argument, the number is assumed to be a floating point value
such as that returned by time.time().
A DateTime object is returned that represents the GMT value
of the time.time() float represented in the local machine's
timezone.
- If the DateTime function is invoked with a single
argument that is a DateTime instane, a copy of the
passed object will be created.
- If the DateTime function is invoked with a single argument
that is a DateTime instane, a copy of the passed object will
be created.
- If the function is invoked with two numeric arguments, then
the first is taken to be an integer year and the second
argument is taken to be an offset in days from the beginning
of the year, in the context of the local machine timezone.
- If the function is invoked with two numeric arguments,
then the first is taken to be an integer year and the
second argument is taken to be an offset in days from
the beginning of the year, in the context of the local
machine timezone.
The date-time value returned is the given offset number of
days from the beginning of the given year, represented in
the timezone of the local machine. The offset may be positive
or negative.
Two-digit years are assumed to be in the twentieth
century.
......@@ -632,6 +688,7 @@ class DateTime:
second a string naming a recognized timezone, a DateTime
with a value of that gmt time will be returned, represented
in the given timezone.
<PRE>
import time
t=time.time()
......@@ -644,7 +701,6 @@ class DateTime:
# now_east == now_west
# only their representations are different
</PRE>
- If the function is invoked with three or more numeric
......@@ -679,7 +735,8 @@ class DateTime:
The module function Timezones() will return a list of the
timezones recognized by the DateTime module. Recognition of
timezone names is case-insensitive.""" #'
timezone names is case-insensitive.
"""
datefmt = kw.get('datefmt', getDefaultDateFormat())
d=t=s=None
......@@ -710,7 +767,9 @@ class DateTime:
raise SyntaxError, arg
if isinstance(arg, DateTime):
""" Construct a new DateTime instance from a given DateTime instance """
"""Construct a new DateTime instance from a given
DateTime instance.
"""
t = arg.timeTime()
lt = safelocaltime(t)
tz = self.localZone(lt)
......@@ -731,12 +790,13 @@ class DateTime:
elif isinstance(arg, (unicode, str)):
# Date/time string
if arg.find(' ')==-1 and arg[4]=='-':
iso8601 = iso8601Match(arg.strip())
fields_iso8601 = iso8601 and iso8601.groupdict() or {}
if fields_iso8601 and not fields_iso8601.get('garbage'):
yr,mo,dy,hr,mn,sc,tz=self._parse_iso8601(arg)
else:
yr,mo,dy,hr,mn,sc,tz=self._parse(arg, datefmt)
if not self._validDate(yr,mo,dy):
raise DateError, 'Invalid date: %s' % arg
if not self._validTime(hr,mn,int(sc)):
......@@ -958,8 +1018,10 @@ class DateTime:
st= st.strip()
sp=st.split()
tz=sp[-1]
if tz and (tz.lower() in ValidZones): st=' '.join(sp[:-1])
else: tz = None # Decide later, since the default time zone
if tz and (tz.lower() in ValidZones):
st=' '.join(sp[:-1])
else:
tz = None # Decide later, since the default time zone
# could depend on the date.
ints,dels=[],[]
......@@ -969,7 +1031,8 @@ class DateTime:
if i < l and st[i] in delimiters:
d=st[i]
i=i+1
else: d=''
else:
d=''
while i < l and st[i] in spaces : i=i+1
# The float pattern needs to look back 1 character, because it
......@@ -1001,7 +1064,6 @@ class DateTime:
ints.append(v)
continue
ts_results = wordpat.match(st, i)
if ts_results:
o,s=ts_results.group(0),ts_results.group(0).lower()
......@@ -1114,7 +1176,6 @@ class DateTime:
del ints[0]
if ints: raise SyntaxError,st
tod_int = int(math.floor(tod))
ms = tod - tod_int
hr,mn,sc = _calcHMS(tod_int, ms)
......@@ -1127,36 +1188,39 @@ class DateTime:
return year,month,day,hr,mn,sc,tz
# Internal methods
def __getinitargs__(self): return (None,)
def __getinitargs__(self):
return (None,)
def _validDate(self,y,m,d):
if m<1 or m>12 or y<0 or d<1 or d>31: return 0
if m<1 or m>12 or y<0 or d<1 or d>31:
return 0
return d<=self._month_len[(y%4==0 and (y%100!=0 or y%400==0))][m]
def _validTime(self,h,m,s):
return h>=0 and h<=23 and m>=0 and m<=59 and s>=0 and s < 60
def __getattr__(self, name):
if '%' in name: return strftimeFormatter(self, name)
if '%' in name:
return strftimeFormatter(self, name)
raise AttributeError, name
# Conversion and comparison methods
def timeTime(self):
"""Return the date/time as a floating-point number in UTC,
in the format used by the python time module.
Note that it is possible to create date/time values
with DateTime that have no meaningful value to the
time module."""
Note that it is possible to create date/time values with
DateTime that have no meaningful value to the time module.
"""
return self._t
def toZone(self, z):
"""Return a DateTime with the value as the current
object, represented in the indicated timezone."""
object, represented in the indicated timezone.
"""
t,tz=self._t,self._tzinfo._zmap[z.lower()]
millis = self.millis()
#if (t>0 and ((t/86400.0) < 24837)):
try:
# Try to use time module for speed.
yr,mo,dy,hr,mn,sc=safegmtime(t+_tzoffset(tz, t))[:6]
......@@ -1179,25 +1243,29 @@ class DateTime:
def isFuture(self):
"""Return true if this object represents a date/time
later than the time of the call"""
later than the time of the call.
"""
return (self._t > time())
def isPast(self):
"""Return true if this object represents a date/time
earlier than the time of the call"""
earlier than the time of the call.
"""
return (self._t < time())
def isCurrentYear(self):
"""Return true if this object represents a date/time
that falls within the current year, in the context
of this object\'s timezone representation"""
of this object\'s timezone representation.
"""
t=time()
return safegmtime(t+_tzoffset(self._tz, t))[0]==self._year
def isCurrentMonth(self):
"""Return true if this object represents a date/time
that falls within the current month, in the context
of this object\'s timezone representation"""
of this object\'s timezone representation.
"""
t=time()
gmt=safegmtime(t+_tzoffset(self._tz, t))
return gmt[0]==self._year and gmt[1]==self._month
......@@ -1205,7 +1273,8 @@ class DateTime:
def isCurrentDay(self):
"""Return true if this object represents a date/time
that falls within the current day, in the context
of this object\'s timezone representation"""
of this object\'s timezone representation.
"""
t=time()
gmt=safegmtime(t+_tzoffset(self._tz, t))
return gmt[0]==self._year and gmt[1]==self._month and gmt[2]==self._day
......@@ -1213,7 +1282,8 @@ class DateTime:
def isCurrentHour(self):
"""Return true if this object represents a date/time
that falls within the current hour, in the context
of this object\'s timezone representation"""
of this object\'s timezone representation.
"""
t=time()
gmt=safegmtime(t+_tzoffset(self._tz, t))
return (gmt[0]==self._year and gmt[1]==self._month and
......@@ -1222,7 +1292,8 @@ class DateTime:
def isCurrentMinute(self):
"""Return true if this object represents a date/time
that falls within the current minute, in the context
of this object\'s timezone representation"""
of this object\'s timezone representation.
"""
t=time()
gmt=safegmtime(t+_tzoffset(self._tz, t))
return (gmt[0]==self._year and gmt[1]==self._month and
......@@ -1232,22 +1303,26 @@ class DateTime:
def earliestTime(self):
"""Return a new DateTime object that represents the earliest
possible time (in whole seconds) that still falls within
the current object\'s day, in the object\'s timezone context"""
the current object\'s day, in the object\'s timezone context.
"""
return self.__class__(self._year,self._month,self._day,0,0,0,self._tz)
def latestTime(self):
"""Return a new DateTime object that represents the latest
possible time (in whole seconds) that still falls within
the current object\'s day, in the object\'s timezone context"""
the current object\'s day, in the object\'s timezone context.
"""
return self.__class__(self._year,self._month,self._day,
23,59,59,self._tz)
def greaterThan(self,t):
"""Compare this DateTime object to another DateTime object
OR a floating point number such as that which is returned
by the python time module. Returns true if the object
represents a date/time greater than the specified DateTime
or time module style time.
by the python time module.
Returns true if the object represents a date/time greater
than the specified DateTime or time module style time.
Revised to give more correct results through comparison of
long integer milliseconds.
"""
......@@ -1264,9 +1339,12 @@ class DateTime:
def greaterThanEqualTo(self,t):
"""Compare this DateTime object to another DateTime object
OR a floating point number such as that which is returned
by the python time module. Returns true if the object
represents a date/time greater than or equal to the
specified DateTime or time module style time.
by the python time module.
Returns true if the object represents a date/time greater
than or equal to the specified DateTime or time module style
time.
Revised to give more correct results through comparison of
long integer milliseconds.
"""
......@@ -1283,9 +1361,11 @@ class DateTime:
def equalTo(self,t):
"""Compare this DateTime object to another DateTime object
OR a floating point number such as that which is returned
by the python time module. Returns true if the object
represents a date/time equal to the specified DateTime
or time module style time.
by the python time module.
Returns true if the object represents a date/time equal to
the specified DateTime or time module style time.
Revised to give more correct results through comparison of
long integer milliseconds.
"""
......@@ -1302,9 +1382,11 @@ class DateTime:
def notEqualTo(self,t):
"""Compare this DateTime object to another DateTime object
OR a floating point number such as that which is returned
by the python time module. Returns true if the object
represents a date/time not equal to the specified DateTime
or time module style time.
by the python time module.
Returns true if the object represents a date/time not equal
to the specified DateTime or time module style time.
Revised to give more correct results through comparison of
long integer milliseconds.
"""
......@@ -1321,9 +1403,11 @@ class DateTime:
def lessThan(self,t):
"""Compare this DateTime object to another DateTime object
OR a floating point number such as that which is returned
by the python time module. Returns true if the object
represents a date/time less than the specified DateTime
or time module style time.
by the python time module.
Returns true if the object represents a date/time less than
the specified DateTime or time module style time.
Revised to give more correct results through comparison of
long integer milliseconds.
"""
......@@ -1340,9 +1424,11 @@ class DateTime:
def lessThanEqualTo(self,t):
"""Compare this DateTime object to another DateTime object
OR a floating point number such as that which is returned
by the python time module. Returns true if the object
represents a date/time less than or equal to the specified
DateTime or time module style time.
by the python time module.
Returns true if the object represents a date/time less than
or equal to the specified DateTime or time module style time.
Revised to give more correct results through comparison of
long integer milliseconds.
"""
......@@ -1357,13 +1443,15 @@ class DateTime:
__le__ = lessThanEqualTo
def isLeapYear(self):
"""Return true if the current year (in the context of the object\'s
timezone) is a leap year"""
"""Return true if the current year (in the context of the
object\'s timezone) is a leap year.
"""
return self._year%4==0 and (self._year%100!=0 or self._year%400==0)
def dayOfYear(self):
"""Return the day of the year, in context of
the timezone representation of the object"""
"""Return the day of the year, in context of the timezone
representation of the object.
"""
d=int(self._d+(_tzoffset(self._tz, self._t)/86400.0))
return int((d+jd1901)-_julianday(self._year,1,0))
......@@ -1371,7 +1459,8 @@ class DateTime:
# Component access
def parts(self):
"""Return a tuple containing the calendar year, month,
day, hour, minute second and timezone of the object"""
day, hour, minute second and timezone of the object.
"""
return self._year, self._month, self._day, self._hour, \
self._minute, self._second, self._tz
......@@ -1384,15 +1473,15 @@ class DateTime:
return _tzoffset(self._tz, self._t)
def year(self):
"""Return the calendar year of the object"""
"""Return the calendar year of the object."""
return self._year
def month(self):
"""Return the month of the object as an integer"""
"""Return the month of the object as an integer."""
return self._month
def Month(self):
"""Return the full month name"""
"""Return the full month name."""
return self._fmon
def aMonth(self):
......@@ -1400,7 +1489,7 @@ class DateTime:
return self._amon
def Mon(self):
"""Compatibility: see aMonth"""
"""Compatibility: see aMonth."""
return self._amon
def pMonth(self):
......@@ -1408,63 +1497,63 @@ class DateTime:
return self._pmon
def Mon_(self):
"""Compatibility: see pMonth"""
"""Compatibility: see pMonth."""
return self._pmon
def day(self):
"""Return the integer day"""
"""Return the integer day."""
return self._day
def Day(self):
"""Return the full name of the day of the week"""
"""Return the full name of the day of the week."""
return self._fday
def DayOfWeek(self):
"""Compatibility: see Day"""
"""Compatibility: see Day."""
return self._fday
def aDay(self):
"""Return the abreviated name of the day of the week"""
"""Return the abreviated name of the day of the week."""
return self._aday
def pDay(self):
"""Return the abreviated (with period) name of the day of the week"""
"""Return the abreviated (with period) name of the day of the week."""
return self._pday
def Day_(self):
"""Compatibility: see pDay"""
"""Compatibility: see pDay."""
return self._pday
def dow(self):
"""Return the integer day of the week, where sunday is 0"""
"""Return the integer day of the week, where sunday is 0."""
return self._dayoffset
def dow_1(self):
"""Return the integer day of the week, where sunday is 1"""
"""Return the integer day of the week, where sunday is 1."""
return self._dayoffset+1
def h_12(self):
"""Return the 12-hour clock representation of the hour"""
"""Return the 12-hour clock representation of the hour."""
return self._pmhour
def h_24(self):
"""Return the 24-hour clock representation of the hour"""
"""Return the 24-hour clock representation of the hour."""
return self._hour
def ampm(self):
"""Return the appropriate time modifier (am or pm)"""
"""Return the appropriate time modifier (am or pm)."""
return self._pm
def hour(self):
"""Return the 24-hour clock representation of the hour"""
"""Return the 24-hour clock representation of the hour."""
return self._hour
def minute(self):
"""Return the minute"""
"""Return the minute."""
return self._minute
def second(self):
"""Return the second"""
"""Return the second."""
return self._second
def millis(self):
......@@ -1481,7 +1570,7 @@ class DateTime:
return millis
def strftime(self, format):
# Format the date/time using the *current timezone representation*.
"""Format the date/time using the *current timezone representation*."""
x = _calcDependentSecond2(self._year, self._month, self._day,
self._hour, self._minute, self._second)
ltz = self._calcTimezoneName(x, 0)
......@@ -1503,7 +1592,6 @@ class DateTime:
microseconds).strftime(format)
return format_is_unicode and unicode(ds, 'utf-8') or ds
# General formats from previous DateTime
def Date(self):
"""Return the date string for the object."""
......@@ -1536,21 +1624,20 @@ class DateTime:
self._pmhour,self._minute,self._second,self._pm)
def yy(self):
"""Return calendar year as a 2 digit string"""
"""Return calendar year as a 2 digit string."""
return str(self._year)[-2:]
def mm(self):
"""Return month as a 2 digit string"""
"""Return month as a 2 digit string."""
return '%02d' % self._month
def dd(self):
"""Return day as a 2 digit string"""
"""Return day as a 2 digit string."""
return '%02d' % self._day
def rfc822(self):
"""Return the date in RFC 822 format"""
"""Return the date in RFC 822 format."""
tzoffset = _tzoffset2rfc822zone(_tzoffset(self._tz, self._t))
return '%s, %2.2d %s %d %2.2d:%2.2d:%2.2d %s' % (
self._aday,self._day,self._amon,self._year,
self._hour,self._minute,self._nearsec,tzoffset)
......@@ -1558,51 +1645,57 @@ class DateTime:
# New formats
def fCommon(self):
"""Return a string representing the object\'s value
in the format: March 1, 1997 1:45 pm"""
in the format: March 1, 1997 1:45 pm.
"""
return '%s %s, %4.4d %s:%2.2d %s' % (
self._fmon,self._day,self._year,self._pmhour,
self._minute,self._pm)
def fCommonZ(self):
"""Return a string representing the object\'s value
in the format: March 1, 1997 1:45 pm US/Eastern"""
in the format: March 1, 1997 1:45 pm US/Eastern.
"""
return '%s %s, %4.4d %d:%2.2d %s %s' % (
self._fmon,self._day,self._year,self._pmhour,
self._minute,self._pm,self._tz)
def aCommon(self):
"""Return a string representing the object\'s value
in the format: Mar 1, 1997 1:45 pm"""
in the format: Mar 1, 1997 1:45 pm.
"""
return '%s %s, %4.4d %s:%2.2d %s' % (
self._amon,self._day,self._year,self._pmhour,
self._minute,self._pm)
def aCommonZ(self):
"""Return a string representing the object\'s value
in the format: Mar 1, 1997 1:45 pm US/Eastern"""
in the format: Mar 1, 1997 1:45 pm US/Eastern.
"""
return '%s %s, %4.4d %d:%2.2d %s %s' % (
self._amon,self._day,self._year,self._pmhour,
self._minute,self._pm,self._tz)
def pCommon(self):
"""Return a string representing the object\'s value
in the format: Mar. 1, 1997 1:45 pm"""
in the format: Mar. 1, 1997 1:45 pm.
"""
return '%s %s, %4.4d %s:%2.2d %s' % (
self._pmon,self._day,self._year,self._pmhour,
self._minute,self._pm)
def pCommonZ(self):
"""Return a string representing the object\'s value
in the format: Mar. 1, 1997 1:45 pm US/Eastern"""
in the format: Mar. 1, 1997 1:45 pm US/Eastern.
"""
return '%s %s, %4.4d %d:%2.2d %s %s' % (
self._pmon,self._day,self._year,self._pmhour,
self._minute,self._pm,self._tz)
def ISO(self):
"""Return the object in ISO standard format. Note:
this is *not* ISO 8601-format! See the ISO8601 and
HTML4 methods below for ISO 8601-compliant output
"""Return the object in ISO standard format.
Note: this is *not* ISO 8601-format! See the ISO8601 and
HTML4 methods below for ISO 8601-compliant output.
Dates are output as: YYYY-MM-DD HH:MM:SS
"""
......@@ -1611,33 +1704,33 @@ class DateTime:
self._hour, self._minute, self._second)
def ISO8601(self):
"""Return the object in ISO 8601-compatible format containing
the date, time with seconds-precision and the time zone
identifier - see http://www.w3.org/TR/NOTE-datetime
"""Return the object in ISO 8601-compatible format containing the
date, time with seconds-precision and the time zone identifier.
See: http://www.w3.org/TR/NOTE-datetime
Dates are output as: YYYY-MM-DDTHH:MM:SSTZD
T is a literal character.
TZD is Time Zone Designator, format +HH:MM or -HH:MM
The HTML4 method below offers the same formatting, but converts
to UTC before returning the value and sets the TZD "Z"
to UTC before returning the value and sets the TZD "Z".
"""
tzoffset = _tzoffset2iso8601zone(_tzoffset(self._tz, self._t))
return "%0.4d-%0.2d-%0.2dT%0.2d:%0.2d:%0.2d%s" % (
self._year, self._month, self._day,
self._hour, self._minute, self._second, tzoffset)
def HTML4(self):
"""Return the object in the format used in the HTML4.0 specification,
one of the standard forms in ISO8601. See
http://www.w3.org/TR/NOTE-datetime
one of the standard forms in ISO8601.
See: http://www.w3.org/TR/NOTE-datetime
Dates are output as: YYYY-MM-DDTHH:MM:SSZ
T, Z are literal characters.
The time is in UTC.
"""
newdate = self.toZone('UTC')
return "%0.4d-%0.2d-%0.2dT%0.2d:%0.2d:%0.2dZ" % (
newdate._year, newdate._month, newdate._day,
......@@ -1645,7 +1738,8 @@ class DateTime:
def __add__(self,other):
"""A DateTime may be added to a number and a number may be
added to a DateTime; two DateTimes cannot be added."""
added to a DateTime; two DateTimes cannot be added.
"""
if hasattr(other,'_t'):
raise DateTimeError,'Cannot add two DateTimes'
o=float(other)
......@@ -1657,12 +1751,14 @@ class DateTime:
x = _calcDependentSecond(tz, t)
yr,mo,dy,hr,mn,sc = _calcYMDHMS(x, ms)
return self.__class__(yr,mo,dy,hr,mn,sc,self._tz,t,d,s)
__radd__=__add__
def __sub__(self,other):
"""Either a DateTime or a number may be subtracted from a
DateTime, however, a DateTime may not be subtracted from
a number."""
a number.
"""
if hasattr(other, '_d'):
if 0: # This logic seems right but is incorrect.
my_t = self._t + _tzoffset(self._tz, self._t)
......@@ -1673,14 +1769,15 @@ class DateTime:
return self.__add__(-(other))
def __repr__(self):
"""Convert a DateTime to a string that
looks like a Python expression."""
"""Convert a DateTime to a string that looks like a Python
expression.
"""
return '%s(\'%s\')' % (self.__class__.__name__,str(self))
def __str__(self):
"""Convert a DateTime to a string."""
y,m,d =self._year,self._month,self._day
h,mn,s,t=self._hour,self._minute,self._second,self._tz
y,m,d = self._year,self._month,self._day
h,mn,s,t = self._hour,self._minute,self._second,self._tz
if h == mn == s == 0:
# hh:mm:ss all zero -- suppress the time.
return '%4.4d/%2.2d/%2.2d' % (y, m, d)
......@@ -1696,15 +1793,17 @@ class DateTime:
y, m, d, h, mn, s, t)
def __cmp__(self,obj):
"""Compare a DateTime with another DateTime object, or
a float such as those returned by time.time().
NOTE: __cmp__ support is provided for backward
compatibility only, and mixing DateTimes with
ExtensionClasses could cause __cmp__ to break.
You should use the methods lessThan, greaterThan,
lessThanEqualTo, greaterThanEqualTo, equalTo and
notEqualTo to avoid potential problems later!!"""
"""Compare a DateTime with another DateTime object, or a
float such as those returned by time.time().
NOTE: __cmp__ support is provided for backward compatibility
only, and mixing DateTimes with ExtensionClasses could cause
__cmp__ to break.
You should use the methods lessThan, greaterThan, lessThanEqualTo,
greaterThanEqualTo, equalTo and notEqualTo to avoid potential
problems later!
"""
# Optimized for sorting speed.
try:
return cmp(self._millis, obj._millis)
......@@ -1714,20 +1813,20 @@ class DateTime:
return cmp(self._t,obj)
def __hash__(self):
"""Compute a hash value for a DateTime"""
"""Compute a hash value for a DateTime."""
return int(((self._year%100*12+self._month)*31+
self._day+self.time)*100)
def __int__(self):
"""Convert to an integer number of seconds since the epoch (gmt)"""
"""Convert to an integer number of seconds since the epoch (gmt)."""
return int(self.millis() / 1000)
def __long__(self):
"""Convert to a long-int number of seconds since the epoch (gmt)"""
"""Convert to a long-int number of seconds since the epoch (gmt)."""
return long(self.millis() / 1000)
def __float__(self):
"""Convert to floating-point number of seconds since the epoch (gmt)"""
"""Convert to floating-point number of seconds since the epoch (gmt)."""
return float(self._t)
def _parse_iso8601(self,s):
......@@ -1738,56 +1837,75 @@ class DateTime:
'Not an ISO 8601 compliant date string: "%s"' % s)
def __parse_iso8601(self,s):
""" parse an ISO 8601 compliant date """
year=0
month=day=1
hour=minute=seconds=hour_off=min_off=0
datereg = re.compile('([0-9]{4})(-([0-9][0-9]))?(-([0-9][0-9]))?')
timereg = re.compile('T([0-9]{2})(:([0-9][0-9]))?(:([0-9][0-9]))?(\.[0-9]{1,20})?')
zonereg = re.compile('([+-][0-9][0-9])(:?([0-9][0-9]))')
# Date part
fields = datereg.split(s.strip(), 1)
if fields[1]: year = int(fields[1])
if fields[3]: month = int(fields[3])
if fields[5]: day = int(fields[5])
t = fields[6]
if t:
if not fields[5]:
# Specifying time requires specifying a day.
raise IndexError
"""Parse an ISO 8601 compliant date.
fields = timereg.split(t)
if fields[1]: hour = int(fields[1])
if fields[3]: minute = int(fields[3])
if fields[5]: seconds = int(fields[5])
if fields[6]: seconds = seconds+float(fields[6])
z = fields[7]
if z and z.startswith('Z'):
# Waaaa! This is wrong, since 'Z' and '+HH:MM'
# are supposed to be mutually exclusive.
# It's only here to prevent breaking 2.7 beta.
z = z[1:]
if z:
fields = zonereg.split(z)
hour_off = int(fields[1])
min_off = int(fields[3])
if fields[4]:
# Garbage after time zone
See: http://www.omg.org/docs/ISO-stds/06-08-01.pdf
"""
month = day = week_day = 1
year = hour = minute = seconds = hour_off = min_off = 0
iso8601 = iso8601Match(s.strip())
fields = iso8601 and iso8601.groupdict() or {}
if not iso8601 or fields.get('garbage'):
raise IndexError
return year,month,day,hour,minute,seconds,'GMT%+03d%02d' % (hour_off,min_off)
if fields['year']:
year = int(fields['year'])
if fields['month']:
month = int(fields['month'])
if fields['day']:
day = int(fields['day'])
if fields['year_day']:
d = DateTime('%s-01-01' % year) + int(fields['year_day']) - 1
month = d.month()
day = d.day()
if fields['week']:
week = int(fields['week'])
if fields['week_day']:
week_day = int(fields['week_day'])
d = DateTime('%s-01-04' % year)
d = d - (d.dow()+6) % 7 + week * 7 + week_day - 8
month = d.month()
day = d.day()
if fields['hour']:
hour = int(fields['hour'])
if fields['minute']:
minute = int(fields['minute'])
elif fields['fraction']:
minute = 60.0 * float('0.%s' % fields['fraction'])
seconds, minute = math.modf(minute)
minute = int(minute)
seconds = 60.0 * seconds
# Avoid reprocess when handling seconds, bellow
fields['fraction'] = None
if fields['second']:
seconds = int(fields['second'])
if fields['fraction']:
seconds = seconds + float('0.%s' % fields['fraction'])
elif fields['fraction']:
seconds = 60.0 * float('0.%s' % fields['fraction'])
if fields['hour_off']:
hour_off = int(fields['hour_off'])
if fields['signal'] == '-':
hour_off *= -1
if fields['min_off']:
min_off = int(fields['min_off'])
tz = 'GMT%+03d%02d' % (hour_off, min_off)
return year, month, day, hour, minute, seconds, tz
def JulianDay(self):
"""
Return the Julian day according to
http://www.tondering.dk/claus/cal/node3.html#sec-calcjd
"""Return the Julian day.
See: http://www.tondering.dk/claus/cal/node3.html#sec-calcjd
"""
a = (14 - self._month)/12 #integer division, discard remainder
y = self._year + 4800 - a
......@@ -1795,9 +1913,9 @@ class DateTime:
return self._day + (153*m+2)/5 + 365*y + y/4 - y/100 + y/400 - 32045
def week(self):
"""
Return the week number according to ISO
see http://www.tondering.dk/claus/cal/node6.html#SECTION00670000000000000000
"""Return the week number according to ISO.
See: http://www.tondering.dk/claus/cal/node6.html#SECTION00670000000000000000
"""
J = self.JulianDay()
d4 = (J + 31741 - (J % 7)) % 146097 % 36524 % 1461
......@@ -1806,9 +1924,7 @@ class DateTime:
return d1/7 + 1
def encode(self, out):
"""
Encode value for XML-RPC
"""
"""Encode value for XML-RPC."""
out.write('<value><dateTime.iso8601>')
out.write(self.ISO8601())
out.write('</dateTime.iso8601></value>\n')
......@@ -1820,11 +1936,11 @@ class strftimeFormatter:
self._dt=dt
self._f=format
def __call__(self): return self._dt.strftime(self._f)
def __call__(self):
return self._dt.strftime(self._f)
# Module methods
def Timezones():
"""Return the list of recognized timezone names"""
return _cache._zlst
lib/python/DateTime/tests/testDateTime.py
View file @ 4dac16a6
# To run these tests, use:
# python unittest.py DateTime.tests.suite
##############################################################################
#
# Copyright (c) 2003 Zope Corporation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
import math
import os
......@@ -38,30 +48,30 @@ class DateTimeTests(unittest.TestCase):
math.floor(dt2.time * 86400000.0))
def testBug1203(self):
'''01:59:60 occurred in old DateTime'''
# 01:59:60 occurred in old DateTime
dt = DateTime(7200, 'GMT')
self.assert_(str(dt).find('60') < 0, dt)
def testDSTInEffect(self):
'''Checks GMT offset for a DST date in the US/Eastern time zone'''
# Checks GMT offset for a DST date in the US/Eastern time zone
dt = DateTime(2000, 5, 9, 15, 0, 0, 'US/Eastern')
self.assertEqual(dt.toZone('GMT').hour(), 19,
(dt, dt.toZone('GMT')))
def testDSTNotInEffect(self):
'''Checks GMT offset for a non-DST date in the US/Eastern time zone'''
# Checks GMT offset for a non-DST date in the US/Eastern time zone
dt = DateTime(2000, 11, 9, 15, 0, 0, 'US/Eastern')
self.assertEqual(dt.toZone('GMT').hour(), 20,
(dt, dt.toZone('GMT')))
def testAddPrecision(self):
'''Precision of serial additions'''
# Precision of serial additions
dt = DateTime()
self.assertEqual(str(dt + 0.10 + 3.14 + 6.76 - 10), str(dt),
dt)
def testConstructor3(self):
'''Constructor from date/time string'''
# Constructor from date/time string
dt = DateTime()
dt1s = '%d/%d/%d %d:%d:%f %s' % (
dt.year(),
......@@ -77,19 +87,19 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(repr(dt),repr(dt1))
def testConstructor4(self):
'''Constructor from time float'''
# Constructor from time float
dt = DateTime()
dt1 = DateTime(float(dt))
self._compare(dt,dt1)
def testConstructor5(self):
'''Constructor from time float and timezone'''
# Constructor from time float and timezone
dt = DateTime()
dt1 = DateTime(float(dt), dt.timezone())
self.assertEqual(str(dt), str(dt1), (dt, dt1))
def testConstructor6(self):
'''Constructor from year and julian date'''
# Constructor from year and julian date
# This test must normalize the time zone, or it *will* break when
# DST changes!
dt1 = DateTime(2000, 5.500000578705)
......@@ -97,7 +107,7 @@ class DateTimeTests(unittest.TestCase):
self._compare(dt, dt1)
def testConstructor7(self):
'''Constructor from parts'''
# Constructor from parts
dt = DateTime()
dt1 = DateTime(
dt.year(),
......@@ -112,19 +122,19 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(repr(dt), repr(dt1))
def testDayOfWeek(self):
'''strftime() used to always be passed a day of week of 0.'''
# strftime() used to always be passed a day of week of 0
dt = DateTime('2000/6/16')
s = dt.strftime('%A')
self.assertEqual(s, 'Friday', (dt, s))
def testOldDate(self):
'''Fails when an 1800 date is displayed with negative signs'''
# Fails when an 1800 date is displayed with negative signs
dt = DateTime('1830/5/6 12:31:46.213 pm')
dt1 = dt.toZone('GMT+6')
self.assert_(str(dt1).find('-') < 0, (dt, dt1))
def testSubtraction(self):
'''Reconstruction of a DateTime from its parts, with subtraction'''
# Reconstruction of a DateTime from its parts, with subtraction
dt = DateTime()
dt1 = dt - 3.141592653
dt2 = DateTime(
......@@ -138,25 +148,25 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(dt1, dt3, (dt, dt1, dt2, dt3))
def testTZ1add(self):
'''Time zone manipulation: add to a date'''
# Time zone manipulation: add to a date
dt = DateTime('1997/3/8 1:45am GMT-4')
dt1 = DateTime('1997/3/9 1:45pm GMT+8')
self.assertEqual(dt + 1.0, dt1, (dt, dt1))
def testTZ1sub(self):
'''Time zone manipulation: subtract from a date'''
# Time zone manipulation: subtract from a date
dt = DateTime('1997/3/8 1:45am GMT-4')
dt1 = DateTime('1997/3/9 1:45pm GMT+8')
self.assertEqual(dt1 - 1.0, dt, (dt, dt1))
def testTZ1diff(self):
'''Time zone manipulation: diff two dates'''
# Time zone manipulation: diff two dates
dt = DateTime('1997/3/8 1:45am GMT-4')
dt1 = DateTime('1997/3/9 1:45pm GMT+8')
self.assertEqual(dt1 - dt, 1.0, (dt, dt1))
def testCompareMethods(self):
'''Compare two dates using several methods'''
# Compare two dates using several methods
dt = DateTime('1997/1/1')
dt1 = DateTime('1997/2/2')
self.failUnless(dt1.greaterThan(dt))
......@@ -167,7 +177,7 @@ class DateTimeTests(unittest.TestCase):
self.failUnless(not dt.equalTo(dt1))
def testCompareOperations(self, dt=None, dt1=None):
"""Compare two dates using several operations"""
# Compare two dates using several operations
if dt is None:
dt = DateTime('1997/1/1')
if dt1 is None:
......@@ -180,7 +190,7 @@ class DateTimeTests(unittest.TestCase):
self.failUnless(not (dt == dt1))
def testUpgradeOldInstances(self):
"""Compare dates that don't have the _millis attribute yet."""
# Compare dates that don't have the _millis attribute yet
dt = DateTime('1997/1/1')
dt1 = DateTime('1997/2/2')
del dt._millis
......@@ -188,7 +198,7 @@ class DateTimeTests(unittest.TestCase):
self.testCompareOperations(dt, dt1)
def testTZ2(self):
'''Time zone manipulation test 2'''
# Time zone manipulation test 2
dt = DateTime()
dt1 = dt.toZone('GMT')
s = dt.second()
......@@ -196,13 +206,13 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(s, s1, (dt, dt1, s, s1))
def testTZDiffDaylight(self):
'''Diff dates across daylight savings dates'''
# Diff dates across daylight savings dates
dt = DateTime('2000/6/8 1:45am US/Eastern')
dt1 = DateTime('2000/12/8 12:45am US/Eastern')
self.assertEqual(dt1 - dt, 183, (dt, dt1, dt1 - dt))
def testY10KDate(self):
'''Comparison of a Y10K date and a Y2K date'''
# Comparison of a Y10K date and a Y2K date
dt = DateTime('10213/09/21')
dt1 = DateTime(2000, 1, 1)
......@@ -212,7 +222,7 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(ddays, 3000000L, ddays)
def test_tzoffset(self):
'''Test time-zone given as an offset'''
# Test time-zone given as an offset
# GMT
dt = DateTime('Tue, 10 Sep 2001 09:41:03 GMT')
......@@ -247,38 +257,106 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(dt.tzoffset(), 15900)
def testISO8601(self):
''' iso 8601 dates '''
# ISO8601 reference dates
ref0 = DateTime('2002/5/2 8:00am GMT')
ref1 = DateTime('2002/5/2 8:00am US/Eastern')
ref2 = DateTime('2006/11/6 10:30 UTC')
ref3 = DateTime('2004/06/14 14:30:15 GMT-3')
ref4 = DateTime('2006/01/01 UTC')
# Basic tests
isoDt = DateTime('2002-05-02T08:00:00')
self.assertEqual( ref0, isoDt)
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002-05-02T08:00:00Z')
self.assertEqual( ref0, isoDt)
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002-05-02T08:00:00-04:00')
self.assertEqual( ref1, isoDt)
self.assertEqual(ref1, isoDt)
isoDt = DateTime('2002-05-02 08:00:00-04:00')
self.assertEqual(ref1, isoDt)
# Bug 1386: the colon in the timezone offset is optional
isoDt = DateTime('2002-05-02T08:00:00-0400')
self.assertEqual( ref1, isoDt)
dgood = '2002-05-02'
tgood = 'T08:00:00-04:00'
for dbad in '2002-5-2', '2002-10-2', '2002-2-10', '02-2-10':
self.assertRaises(DateTime.SyntaxError, DateTime, dbad)
self.assertRaises(DateTime.SyntaxError, DateTime, dbad + tgood)
for tbad in '08:00', 'T8:00': #, 'T08:00Z-04:00':
self.assertRaises(DateTime.SyntaxError, DateTime, dgood + tbad)
self.assertEqual(ref1, isoDt)
# Bug 2191: date reduced formats
isoDt = DateTime('2006-01-01')
self.assertEqual(ref4, isoDt)
isoDt = DateTime('200601-01')
self.assertEqual(ref4, isoDt)
isoDt = DateTime('20060101')
self.assertEqual(ref4, isoDt)
isoDt = DateTime('2006-01')
self.assertEqual(ref4, isoDt)
isoDt = DateTime('200601')
self.assertEqual(ref4, isoDt)
isoDt = DateTime('2006')
self.assertEqual(ref4, isoDt)
# Bug 2191: date/time separators are also optional
isoDt = DateTime('20020502T08:00:00')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002-05-02T080000')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('20020502T080000')
self.assertEqual(ref0, isoDt)
# Bug 2191: timezones with only one digit for hour
isoDt = DateTime('20020502T080000+0')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('20020502 080000-4')
self.assertEqual(ref1, isoDt)
isoDt = DateTime('20020502T080000-400')
self.assertEqual(ref1, isoDt)
isoDt = DateTime('20020502T080000-4:00')
self.assertEqual(ref1, isoDt)
# Bug 2191: optional seconds/minutes
isoDt = DateTime('2002-05-02T0800')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002-05-02T08')
self.assertEqual(ref0, isoDt)
# Bug 2191: week format
isoDt = DateTime('2002-W18-4T0800')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002-W184T0800')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002W18-4T0800')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002W184T08')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2004-W25-1T14:30:15-03:00')
self.assertEqual(ref3, isoDt)
isoDt = DateTime('2004-W25T14:30:15-03:00')
self.assertEqual(ref3, isoDt)
# Bug 2191: day of year format
isoDt = DateTime('2002-122T0800')
self.assertEqual(ref0, isoDt)
isoDt = DateTime('2002122T0800')
self.assertEqual(ref0, isoDt)
# Bug 2191: hours/minutes fractions
isoDt = DateTime('2006-11-06T10.5')
self.assertEqual(ref2, isoDt)
isoDt = DateTime('2006-11-06T10,5')
self.assertEqual(ref2, isoDt)
isoDt = DateTime('20040614T1430.25-3')
self.assertEqual(ref3, isoDt)
isoDt = DateTime('2004-06-14T1430,25-3')
self.assertEqual(ref3, isoDt)
isoDt = DateTime('2004-06-14T14:30.25-3')
self.assertEqual(ref3, isoDt)
isoDt = DateTime('20040614T14:30,25-3')
self.assertEqual(ref3, isoDt)
# ISO8601 standard format
iso8601_string = '2002-05-02T08:00:00-04:00'
iso8601DT = DateTime(iso8601_string)
self.assertEqual(iso8601_string, iso8601DT.ISO8601())
def testJulianWeek(self):
""" check JulianDayWeek function """
# Check JulianDayWeek function
try:
import gzip
except ImportError:
......@@ -300,7 +378,7 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(DateTime(d), d)
def testRFC822(self):
'''rfc822 conversion'''
# rfc822 conversion
dt = DateTime('2002-05-02T08:00:00+00:00')
self.assertEqual(dt.rfc822(), 'Thu, 02 May 2002 08:00:00 +0000')
......@@ -315,9 +393,10 @@ class DateTimeTests(unittest.TestCase):
dts = dt.rfc822().split(' ')
times = dts[4].split(':')
_isDST = time.localtime(time.time())[8]
if _isDST: offset = time.altzone
else: offset = time.timezone
if _isDST:
offset = time.altzone
else:
offset = time.timezone
self.assertEqual(dts[0], dt.aDay() + ',')
self.assertEqual(int(dts[1]), dt.day())
self.assertEqual(dts[2], dt.aMonth())
......@@ -327,14 +406,14 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(int(times[2]), int(dt.second()))
self.assertEqual(dts[5], "%+03d%02d" % divmod( (-offset/60), 60) )
def testInternationalDateformat(self):
for year in range(1990, 2020):
for month in range (1,13):
for day in range(1,32):
try: d_us = DateTime("%d/%d/%d" % (year,month,day))
except: continue
for month in range (1, 13):
for day in range(1, 32):
try:
d_us = DateTime("%d/%d/%d" % (year,month,day))
except:
continue
d_int = DateTime("%d.%d.%d" % (day,month,year),
datefmt="international")
......@@ -353,7 +432,7 @@ class DateTimeTests(unittest.TestCase):
'TimeError raised')
def testStrftimeTZhandling(self):
'''strftime timezone testing'''
# strftime timezone testing
# This is a test for collector issue #1127
format = '%Y-%m-%d %H:%M %Z'
dt = DateTime('Wed, 19 Nov 2003 18:32:07 -0215')
......@@ -363,14 +442,14 @@ class DateTimeTests(unittest.TestCase):
self.assertEqual(dt_string, dt_localstring)
def testStrftimeFarDates(self):
'''Checks strftime in dates <= 1900 or >= 2038'''
# Checks strftime in dates <= 1900 or >= 2038
dt = DateTime('1900/01/30')
self.assertEqual(dt.strftime('%d/%m/%Y'), '30/01/1900')
dt = DateTime('2040/01/30')
self.assertEqual(dt.strftime('%d/%m/%Y'), '30/01/2040')
def testZoneInFarDates(self):
'''Checks time zone in dates <= 1900 or >= 2038'''
# Checks time zone in dates <= 1900 or >= 2038
dt1 = DateTime('2040/01/30 14:33 GMT+1')
dt2 = DateTime('2040/01/30 11:33 GMT-2')
self.assertEqual(dt1.strftime('%d/%m/%Y %H:%M'),
......@@ -381,6 +460,7 @@ class DateTimeTests(unittest.TestCase):
ok = dt.strftime('Le %d/%m/%Y a %Hh%M').replace('a', u'\xe0')
self.assertEqual(dt.strftime(u'Le %d/%m/%Y \xe0 %Hh%M'), ok)
def test_suite():
return unittest.makeSuite(DateTimeTests)
......
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