Python源码示例：django.utils.dateformat.format()
示例1
def localize(value, use_l10n=None):
"""
Checks if value is a localizable type (date, number...) and returns it
formatted as a string using current locale format.
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
if isinstance(value, bool):
return mark_safe(six.text_type(value))
elif isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.datetime):
return date_format(value, 'DATETIME_FORMAT', use_l10n=use_l10n)
elif isinstance(value, datetime.date):
return date_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.time):
return time_format(value, 'TIME_FORMAT', use_l10n=use_l10n)
else:
return value
示例2
def localize_input(value, default=None):
"""
Checks if an input value is a localizable type and returns it
formatted with the appropriate formatting string of the current locale.
"""
if isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value)
elif isinstance(value, datetime.datetime):
value = datetime_safe.new_datetime(value)
format = force_str(default or get_format('DATETIME_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.date):
value = datetime_safe.new_date(value)
format = force_str(default or get_format('DATE_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.time):
format = force_str(default or get_format('TIME_INPUT_FORMATS')[0])
return value.strftime(format)
return value
示例3
def iter_format_modules(lang, format_module_path=None):
"""Find format modules."""
if not check_for_language(lang):
return
if format_module_path is None:
format_module_path = settings.FORMAT_MODULE_PATH
format_locations = []
if format_module_path:
if isinstance(format_module_path, str):
format_module_path = [format_module_path]
for path in format_module_path:
format_locations.append(path + '.%s')
format_locations.append('django.conf.locale.%s')
locale = to_locale(lang)
locales = [locale]
if '_' in locale:
locales.append(locale.split('_')[0])
for location in format_locations:
for loc in locales:
try:
yield import_module('%s.formats' % (location % loc))
except ImportError:
pass
示例4
def localize(value, use_l10n=None):
"""
Check if value is a localizable type (date, number...) and return it
formatted as a string using current locale format.
If use_l10n is provided and is not None, it forces the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
if isinstance(value, str): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Make sure booleans don't get treated as numbers
return str(value)
elif isinstance(value, (decimal.Decimal, float, int)):
return number_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.datetime):
return date_format(value, 'DATETIME_FORMAT', use_l10n=use_l10n)
elif isinstance(value, datetime.date):
return date_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.time):
return time_format(value, 'TIME_FORMAT', use_l10n=use_l10n)
return value
示例5
def localize_input(value, default=None):
"""
Check if an input value is a localizable type and return it
formatted with the appropriate formatting string of the current locale.
"""
if isinstance(value, str): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Don't treat booleans as numbers.
return str(value)
elif isinstance(value, (decimal.Decimal, float, int)):
return number_format(value)
elif isinstance(value, datetime.datetime):
value = datetime_safe.new_datetime(value)
format = default or get_format('DATETIME_INPUT_FORMATS')[0]
return value.strftime(format)
elif isinstance(value, datetime.date):
value = datetime_safe.new_date(value)
format = default or get_format('DATE_INPUT_FORMATS')[0]
return value.strftime(format)
elif isinstance(value, datetime.time):
format = default or get_format('TIME_INPUT_FORMATS')[0]
return value.strftime(format)
return value
示例6
def iter_format_modules(lang, format_module_path=None):
"""Find format modules."""
if not check_for_language(lang):
return
if format_module_path is None:
format_module_path = settings.FORMAT_MODULE_PATH
format_locations = []
if format_module_path:
if isinstance(format_module_path, str):
format_module_path = [format_module_path]
for path in format_module_path:
format_locations.append(path + '.%s')
format_locations.append('django.conf.locale.%s')
locale = to_locale(lang)
locales = [locale]
if '_' in locale:
locales.append(locale.split('_')[0])
for location in format_locations:
for loc in locales:
try:
yield import_module('%s.formats' % (location % loc))
except ImportError:
pass
示例7
def localize(value, use_l10n=None):
"""
Check if value is a localizable type (date, number...) and return it
formatted as a string using current locale format.
If use_l10n is provided and is not None, it forces the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
if isinstance(value, str): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Make sure booleans don't get treated as numbers
return str(value)
elif isinstance(value, (decimal.Decimal, float, int)):
return number_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.datetime):
return date_format(value, 'DATETIME_FORMAT', use_l10n=use_l10n)
elif isinstance(value, datetime.date):
return date_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.time):
return time_format(value, 'TIME_FORMAT', use_l10n=use_l10n)
return value
示例8
def localize_input(value, default=None):
"""
Check if an input value is a localizable type and return it
formatted with the appropriate formatting string of the current locale.
"""
if isinstance(value, str): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Don't treat booleans as numbers.
return str(value)
elif isinstance(value, (decimal.Decimal, float, int)):
return number_format(value)
elif isinstance(value, datetime.datetime):
value = datetime_safe.new_datetime(value)
format = default or get_format('DATETIME_INPUT_FORMATS')[0]
return value.strftime(format)
elif isinstance(value, datetime.date):
value = datetime_safe.new_date(value)
format = default or get_format('DATE_INPUT_FORMATS')[0]
return value.strftime(format)
elif isinstance(value, datetime.time):
format = default or get_format('TIME_INPUT_FORMATS')[0]
return value.strftime(format)
return value
示例9
def localize(value, use_l10n=None):
"""
Checks if value is a localizable type (date, number...) and returns it
formatted as a string using current locale format.
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
if isinstance(value, six.string_types): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Make sure booleans don't get treated as numbers
return mark_safe(six.text_type(value))
elif isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.datetime):
return date_format(value, 'DATETIME_FORMAT', use_l10n=use_l10n)
elif isinstance(value, datetime.date):
return date_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.time):
return time_format(value, 'TIME_FORMAT', use_l10n=use_l10n)
return value
示例10
def localize_input(value, default=None):
"""
Checks if an input value is a localizable type and returns it
formatted with the appropriate formatting string of the current locale.
"""
if isinstance(value, six.string_types): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Don't treat booleans as numbers.
return six.text_type(value)
elif isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value)
elif isinstance(value, datetime.datetime):
value = datetime_safe.new_datetime(value)
format = force_str(default or get_format('DATETIME_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.date):
value = datetime_safe.new_date(value)
format = force_str(default or get_format('DATE_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.time):
format = force_str(default or get_format('TIME_INPUT_FORMATS')[0])
return value.strftime(format)
return value
示例11
def test_templates_course_detail_organization_main_logo(self):
"""The main organization logo should be present on the page with a link."""
user = UserFactory(is_staff=True, is_superuser=True)
self.client.login(username=user.username, password="password")
organizations = OrganizationFactory.create_batch(
2, fill_logo=True, should_publish=True
)
course = CourseFactory(fill_organizations=organizations)
response = self.client.get(course.extended_object.get_absolute_url())
self.assertEqual(response.status_code, 200)
pattern = (
r'<a href="{url:s}" title="{title:s}" class="subheader__cartouche">'
r'<div class="subheader__media">'
r'<img src="/media/filer_public_thumbnails/filer_public/.*logo\.jpg__200x113'
).format(
url=organizations[0].extended_object.get_absolute_url(),
title=organizations[0].extended_object.get_title(),
)
self.assertIsNotNone(re.search(pattern, str(response.content)))
示例12
def test_templates_course_detail_runs_future_not_yet_open(self):
"""
Priority 2: a future not yet open course run should show in a separate section.
"""
course = CourseFactory(page_title="my course", should_publish=True)
course_run = self.create_run_future_not_yet_open(course)
url = course.extended_object.get_absolute_url()
response = self.client.get(url)
self.assertEqual(response.status_code, 200)
self.assertContains(response, "No open course runs")
self.assertContains(
response, '<h3 class="course-detail__title">Upcoming</h3>', html=True,
)
self.assertContains(
response,
'<ul class="course-detail__run-list">'
'<li><a href="/en/my-course/my-course-run/">'
"My course run, from {:s} to {:s}</a></li></ul>".format(
dateformat.format(course_run.start, "N j, Y"),
dateformat.format(course_run.end, "N j, Y"),
),
html=True,
)
示例13
def test_templates_course_detail_runs_future_closed(self):
"""
Priority 3: a future and closed course run should show in a separate section.
"""
course = CourseFactory(page_title="my course", should_publish=True)
course_run = self.create_run_future_closed(course)
url = course.extended_object.get_absolute_url()
response = self.client.get(url)
self.assertEqual(response.status_code, 200)
self.assertContains(response, "No open course runs")
self.assertContains(
response, '<h3 class="course-detail__title">Ongoing</h3>', html=True,
)
self.assertContains(
response,
'<ul class="course-detail__run-list">'
'<li><a href="/en/my-course/my-course-run/">'
"My course run, from {:s} to {:s}</a></li></ul>".format(
dateformat.format(course_run.start, "N j, Y"),
dateformat.format(course_run.end, "N j, Y"),
),
html=True,
)
示例14
def test_templates_course_detail_runs_ongoing_closed(self):
"""
Priority 4: an ongoing and closed course run should show in a separate section.
"""
course = CourseFactory(page_title="my course", should_publish=True)
course_run = self.create_run_ongoing_closed(course)
url = course.extended_object.get_absolute_url()
response = self.client.get(url)
self.assertEqual(response.status_code, 200)
self.assertContains(response, "No open course runs")
self.assertContains(
response, '<h3 class="course-detail__title">Ongoing</h3>', html=True,
)
self.assertContains(
response,
'<ul class="course-detail__run-list">'
'<li><a href="/en/my-course/my-course-run/">'
"My course run, from {:s} to {:s}</a></li></ul>".format(
dateformat.format(course_run.start, "N j, Y"),
dateformat.format(course_run.end, "N j, Y"),
),
html=True,
)
示例15
def iter_format_modules(lang):
"""
Does the heavy lifting of finding format modules.
"""
if check_for_language(lang):
format_locations = ['django.conf.locale.%s']
if settings.FORMAT_MODULE_PATH:
format_locations.append(settings.FORMAT_MODULE_PATH + '.%s')
format_locations.reverse()
locale = to_locale(lang)
locales = [locale]
if '_' in locale:
locales.append(locale.split('_')[0])
for location in format_locations:
for loc in locales:
try:
yield import_module('.formats', location % loc)
except ImportError:
pass
示例16
def localize(value, use_l10n=None):
"""
Checks if value is a localizable type (date, number...) and returns it
formatted as a string using current locale format.
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
if isinstance(value, bool):
return mark_safe(six.text_type(value))
elif isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.datetime):
return date_format(value, 'DATETIME_FORMAT', use_l10n=use_l10n)
elif isinstance(value, datetime.date):
return date_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.time):
return time_format(value, 'TIME_FORMAT', use_l10n=use_l10n)
else:
return value
示例17
def localize_input(value, default=None):
"""
Checks if an input value is a localizable type and returns it
formatted with the appropriate formatting string of the current locale.
"""
if isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value)
elif isinstance(value, datetime.datetime):
value = datetime_safe.new_datetime(value)
format = force_str(default or get_format('DATETIME_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.date):
value = datetime_safe.new_date(value)
format = force_str(default or get_format('DATE_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.time):
format = force_str(default or get_format('TIME_INPUT_FORMATS')[0])
return value.strftime(format)
return value
示例18
def localize(value, use_l10n=None):
"""
Checks if value is a localizable type (date, number...) and returns it
formatted as a string using current locale format.
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
if isinstance(value, bool):
return mark_safe(six.text_type(value))
elif isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.datetime):
return date_format(value, 'DATETIME_FORMAT', use_l10n=use_l10n)
elif isinstance(value, datetime.date):
return date_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.time):
return time_format(value, 'TIME_FORMAT', use_l10n=use_l10n)
else:
return value
示例19
def localize_input(value, default=None):
"""
Checks if an input value is a localizable type and returns it
formatted with the appropriate formatting string of the current locale.
"""
if isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value)
elif isinstance(value, datetime.datetime):
value = datetime_safe.new_datetime(value)
format = force_str(default or get_format('DATETIME_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.date):
value = datetime_safe.new_date(value)
format = force_str(default or get_format('DATE_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.time):
format = force_str(default or get_format('TIME_INPUT_FORMATS')[0])
return value.strftime(format)
return value
示例20
def is_valid_course(self):
if settings.LMS_COURSE_VALIDATION_BASE_URL:
uri = '{0}/{1}/info'.format(settings.LMS_COURSE_VALIDATION_BASE_URL, self.course_id)
try:
response = requests.get(uri, timeout=settings.LMS_DEFAULT_TIMEOUT)
except requests.exceptions.Timeout:
logger.error('Course validation timed out: %s', uri)
# consider the course valid if the LMS times out
return True
# pylint: disable=no-member
return response.status_code == requests.codes.ok
# all courses valid if LMS url isn't specified
return True
示例21
def localize(value, use_l10n=None):
"""
Checks if value is a localizable type (date, number...) and returns it
formatted as a string using current locale format.
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
if isinstance(value, six.string_types): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Make sure booleans don't get treated as numbers
return mark_safe(six.text_type(value))
elif isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.datetime):
return date_format(value, 'DATETIME_FORMAT', use_l10n=use_l10n)
elif isinstance(value, datetime.date):
return date_format(value, use_l10n=use_l10n)
elif isinstance(value, datetime.time):
return time_format(value, 'TIME_FORMAT', use_l10n=use_l10n)
return value
示例22
def localize_input(value, default=None):
"""
Checks if an input value is a localizable type and returns it
formatted with the appropriate formatting string of the current locale.
"""
if isinstance(value, six.string_types): # Handle strings first for performance reasons.
return value
elif isinstance(value, bool): # Don't treat booleans as numbers.
return six.text_type(value)
elif isinstance(value, (decimal.Decimal, float) + six.integer_types):
return number_format(value)
elif isinstance(value, datetime.datetime):
value = datetime_safe.new_datetime(value)
format = force_str(default or get_format('DATETIME_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.date):
value = datetime_safe.new_date(value)
format = force_str(default or get_format('DATE_INPUT_FORMATS')[0])
return value.strftime(format)
elif isinstance(value, datetime.time):
format = force_str(default or get_format('TIME_INPUT_FORMATS')[0])
return value.strftime(format)
return value
示例23
def iter_format_modules(lang, format_module_path=None):
"""
Does the heavy lifting of finding format modules.
"""
if not check_for_language(lang):
return
if format_module_path is None:
format_module_path = settings.FORMAT_MODULE_PATH
format_locations = []
if format_module_path:
if isinstance(format_module_path, six.string_types):
format_module_path = [format_module_path]
for path in format_module_path:
format_locations.append(path + '.%s')
format_locations.append('django.conf.locale.%s')
locale = to_locale(lang)
locales = [locale]
if '_' in locale:
locales.append(locale.split('_')[0])
for location in format_locations:
for loc in locales:
try:
yield import_module('%s.formats' % (location % loc))
except ImportError:
pass
示例24
def get_format_modules(lang=None, reverse=False):
"""
Returns a list of the format modules found
"""
if lang is None:
lang = get_language()
modules = _format_modules_cache.setdefault(lang, list(iter_format_modules(lang, settings.FORMAT_MODULE_PATH)))
if reverse:
return list(reversed(modules))
return modules
示例25
def get_format(format_type, lang=None, use_l10n=None):
"""
For a specific format type, returns the format for the current
language (locale), defaults to the format in the settings.
format_type is the name of the format, e.g. 'DATE_FORMAT'
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
format_type = force_str(format_type)
if use_l10n or (use_l10n is None and settings.USE_L10N):
if lang is None:
lang = get_language()
cache_key = (format_type, lang)
try:
cached = _format_cache[cache_key]
if cached is not None:
return cached
else:
# Return the general setting by default
return getattr(settings, format_type)
except KeyError:
for module in get_format_modules(lang):
try:
val = getattr(module, format_type)
for iso_input in ISO_INPUT_FORMATS.get(format_type, ()):
if iso_input not in val:
if isinstance(val, tuple):
val = list(val)
val.append(iso_input)
_format_cache[cache_key] = val
return val
except AttributeError:
pass
_format_cache[cache_key] = None
return getattr(settings, format_type)
示例26
def date_format(value, format=None, use_l10n=None):
"""
Formats a datetime.date or datetime.datetime object using a
localizable format
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
return dateformat.format(value, get_format(format or 'DATE_FORMAT', use_l10n=use_l10n))
示例27
def time_format(value, format=None, use_l10n=None):
"""
Formats a datetime.time object using a localizable format
If use_l10n is provided and is not None, that will force the value to
be localized (or not), overriding the value of settings.USE_L10N.
"""
return dateformat.time_format(value, get_format(format or 'TIME_FORMAT', use_l10n=use_l10n))
示例28
def linenumbers(value, autoescape=True):
"""Displays text with line numbers."""
lines = value.split('\n')
# Find the maximum width of the line count, for use with zero padding
# string format command
width = six.text_type(len(six.text_type(len(lines))))
if not autoescape or isinstance(value, SafeData):
for i, line in enumerate(lines):
lines[i] = ("%0" + width + "d. %s") % (i + 1, line)
else:
for i, line in enumerate(lines):
lines[i] = ("%0" + width + "d. %s") % (i + 1, escape(line))
return mark_safe('\n'.join(lines))
示例29
def date(value, arg=None):
"""Formats a date according to the given format."""
if value in (None, ''):
return ''
if arg is None:
arg = settings.DATE_FORMAT
try:
return formats.date_format(value, arg)
except AttributeError:
try:
return format(value, arg)
except AttributeError:
return ''
示例30
def time(value, arg=None):
"""Formats a time according to the given format."""
if value in (None, ''):
return ''
if arg is None:
arg = settings.TIME_FORMAT
try:
return formats.time_format(value, arg)
except AttributeError:
try:
return time_format(value, arg)
except AttributeError:
return ''
