datetime.date

    def clean_year_expires(self):
        """ Check if credit card has expired. """
        month = self.cleaned_data['month_expires']
        year = int(self.cleaned_data['year_expires'])
        max_day = calendar.monthrange(year, month)[1]
        if datetime.date.today() > datetime.date(year=year, month=month, day=max_day):
            raise forms.ValidationError(_('Your card has expired.'))

    def testDate(self):
        d = datetime.date(2010, 4, 9)
        self.assertEqual(d.year, 2010)
        self.assertEqual(d.month, 4)
        self.assertEqual(d.day, 9)
        self.assertEqual(d.weekday(), 4)
 

    def testCtime(self):
        d = datetime.date(2010, 4, 9)
        self.assertEqual(d.ctime(), "Fri Apr  9 00:00:00 2010")
        dt = datetime.datetime(2010, 4, 9, 10, 57, 32)
        self.assertEqual(dt.ctime(), "Fri Apr  9 10:57:32 2010")
 
    def testIsoCalendar(self):
        d = datetime.date(2010, 4, 9)
        self.assertEqual(d.isocalendar(), (2010, 14, 5))
        d1 = datetime.date(2007, 12, 31)
        self.assertEqual(d1.isocalendar(), (2008, 1, 1))
 
    def testIsoFormat(self):
        d = datetime.date(2010, 4, 9)

    def testStrftime(self):
        d = datetime.date(2010, 4, 9)
        self.assertEqual(d.strftime("%d/%m/%y"), "09/04/10")
 
    def testComparision(self):
        d1 = datetime.date(2010, 6, 8)
        d2 = datetime.date(2010, 6, 8)
        d3 = datetime.date(2010, 4, 9)
        self.assertTrue(d1 == d2, "d1 and d2 differ")
        self.assertTrue(d1 > d3, "d1 is not later than d3")
        self.assertTrue(d3 < d1, "d3 is not earlier than d1")
 
    def testOperations(self):
        d1 = datetime.date(2010, 4, 9)

    def testOperations(self):
        d1 = datetime.date(2010, 4, 9)
        d2 = datetime.date(2010, 6, 13)
        diff = d2 - d1
        self.assertEqual(diff.days, 65)
        self.assertEqual(str(d1 + diff), "2010-06-13")
        self.assertEqual(str(d1 - diff), "2010-02-03")

import numpy as np
 
 
xmin = datetime.date(2007,1,1)
xmax = datetime.date.today()
delta = datetime.timedelta(days=1)
xdates = drange(xmin, xmax, delta)
 
fig = figure()
fig.subplots_adjust(bottom=0.2)
ax = fig.add_subplot(111)
ax.plot(xdates, np.random.rand(len(xdates)), 'o')
ax.set_xlim(datetime.date(2007,2,1), datetime.date(2007,3,1))

rule = rrulewrapper(YEARLY, byeaster=1, interval=5)
loc = RRuleLocator(rule)
formatter = DateFormatter('%m/%d/%y')
date1 = datetime.date( 1952, 1, 1 )
date2 = datetime.date( 2004, 4, 12 )
delta = datetime.timedelta(days=100)
 

# build and insert some values using the datetime adapters
dt1 = (
    2,
    datetime.date(2004, 10, 19),
    datetime.time(0, 11, 17, 15000),
    datetime.datetime(2004, 10, 19, 0, 11, 17, 500000),
    datetime.timedelta(13, 15*3600+17*60+59, 900000))

rule = rrulewrapper(YEARLY, byeaster=1, interval=5)
loc = RRuleLocator(rule)
formatter = DateFormatter('%m/%d/%y')
date1 = datetime.date( 1952, 1, 1 )
date2 = datetime.date( 2004, 4, 12 )
delta = datetime.timedelta(days=100)
 

def all_christmas(start, end):
    # return the list of Christmas Day dates within start..end
    christmases = [datetime.date(y, 12, 25) 
                   for y in xrange(start.year, end.year+1)]
    return [d for d in christmases if start<=d<=end]
def all_labor(start, end):
    # return the list of Labor Day dates within start..end

        # try to parse the format: YYYY, M, D
        try:
            y, m, d = [int(x.strip()) for x in line.split(',')]
            date = datetime.date(y, m, d)
        except ValueError:
            # diagnose invalid line and just go on
            print "Invalid line %r in holidays file %r" % (

    test_file = open('test_holidays.txt', 'w')
    test_file.write('2004, 9, 6\n')
    test_file.close()
    testdates = [ (datetime.date(2004, 8,  1), datetime.date(2004, 11, 14)),
                  (datetime.date(2003, 2, 28), datetime.date(2003,  5, 30)),
                  (datetime.date(2004, 2, 28), datetime.date(2004,  5, 30)),
                ]

    def setUp(self):
        self.site = Site.objects.get_current()
        start = datetime.date(2006, 10, 1)
        end = datetime.date(5000, 10, 1)
        self.discount = Discount.objects.create(description="New Sale", code="BUYME", amount="5.00", allowedUses=10,
            numUses=0, minOrder=5, active=True, startDate=start, endDate=end, shipping='NONE', site=self.site)
 

    def testFutureDate(self):
        """Test a future date for discount start"""
        start = datetime.date(5000, 1, 1)
        self.discount.startDate = start
        self.discount.save()
        self.discount.isValid()
        v = self.discount.isValid()
        self.assertFalse(v[0])
        self.assertEqual(v[1], u'This coupon is not active yet.')
 
    def testPastDate(self):
        """Test an expired discount"""
        #Change end date to the past
        start = datetime.date(2000, 1, 1)

    def testPastDate(self):
        """Test an expired discount"""
        #Change end date to the past
        start = datetime.date(2000, 1, 1)
        end = datetime.date(2006, 1, 1)
        self.discount.startDate = start
        self.discount.endDate = end

    def testNotActive(self):
        """Not active should always be invalid."""
        self.discount.startDate = datetime.date(2006, 12, 1)
        self.discount.endDate = datetime.date(5000, 12, 1)
        self.discount.active = False
        self.discount.save()
        v = self.discount.isValid()

rule = rrulewrapper(YEARLY, byeaster=1, interval=5)
loc = RRuleLocator(rule)
formatter = DateFormatter('%m/%d/%y')
date1 = datetime.date( 1952, 1, 1 )
date2 = datetime.date( 2004, 4, 12 )
delta = datetime.timedelta(days=100)
 

    year = string.atoi(year)
 
    # Calculate the "end date" for the all day event
    start_time = datetime.date(year, month, day)
    one_day = datetime.timedelta(days=1)
    end_time = start_time + one_day