python类date()的实例源码

def format_data_vencimento(self):
        return '%s' % date(self.data_vencimento, "d/m/Y")

def format_data_pagamento(self):
        return '%s' % date(self.data_pagamento, "d/m/Y")

def format_data_movimento(self):
        return '%s' % date(self.data_movimento, "d/m/Y")

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def default_datetime(value):
    """Returns the date as represented by the default datetime format"""
    try:
        v = date(value, DATETIME_FORMAT)
    except:
        return value

    return v

def __str__(self):
        return _date(self.day, "Y-m-d (D)")

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def test_naturalday(self):
        today = datetime.date.today()
        yesterday = today - datetime.timedelta(days=1)
        tomorrow = today + datetime.timedelta(days=1)
        someday = today - datetime.timedelta(days=10)
        notdate = "I'm not a date value"

        test_list = (today, yesterday, tomorrow, someday, notdate, None)
        someday_result = defaultfilters.date(someday)
        result_list = (_('today'), _('yesterday'), _('tomorrow'),
                       someday_result, "I'm not a date value", None)
        self.humanize_tester(test_list, result_list, 'naturalday')

def test_naturalday_tz(self):
        today = datetime.date.today()
        tz_one = tzinfo.FixedOffset(datetime.timedelta(hours=-12))
        tz_two = tzinfo.FixedOffset(datetime.timedelta(hours=12))

        # Can be today or yesterday
        date_one = datetime.datetime(today.year, today.month, today.day, tzinfo=tz_one)
        naturalday_one = humanize.naturalday(date_one)
        # Can be today or tomorrow
        date_two = datetime.datetime(today.year, today.month, today.day, tzinfo=tz_two)
        naturalday_two = humanize.naturalday(date_two)

        # As 24h of difference they will never be the same
        self.assertNotEqual(naturalday_one, naturalday_two)

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)

# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def present_dt(dt):
    return '%s at %s' % (
        defaultfilters.date(dt, 'Y-m-d'),
        defaultfilters.time(dt, 'f A e'))

def naturalday(value, arg=None):
    """
    For date values that are tomorrow, today or yesterday compared to
    present day returns representing string. Otherwise, returns a string
    formatted according to settings.DATE_FORMAT.
    """
    try:
        tzinfo = getattr(value, 'tzinfo', None)
        value = date(value.year, value.month, value.day)
    except AttributeError:
        # Passed value wasn't a date object
        return value
    except ValueError:
        # Date arguments out of range
        return value
    today = datetime.now(tzinfo).date()
    delta = value - today
    if delta.days == 0:
        return _('today')
    elif delta.days == 1:
        return _('tomorrow')
    elif delta.days == -1:
        return _('yesterday')
    return defaultfilters.date(value, arg)


# This filter doesn't require expects_localtime=True because it deals properly
# with both naive and aware datetimes. Therefore avoid the cost of conversion.

def timesince(value, now=None):
    from django.template.defaultfilters import timesince
    if now is None:
        now = timezone.now()
    if not value:
        return _('never')
    if value < (now - timedelta(days=5)):
        return value.date()
    value = (' '.join(timesince(value, now).split(' ')[0:2])).strip(',')
    if value == _('0 minutes'):
        return _('just now')
    if value == _('1 day'):
        return _('yesterday')
    return value + _(' ago')