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add new django code examples
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‎content/pages/examples/django/django-extensions-plug-ins.markdown‎

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[Jazzband](https://jazzband.co/).
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### django-user-visit
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[django-user-visit](https://github.com/yunojuno/django-user-visit)
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([PyPI package information](https://pypi.org/project/django-user-visit/))
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is a [Django](/django.html) app and
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[middleware](https://docs.djangoproject.com/en/stable/topics/http/middleware/)
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for tracking daily user visits to your web application. The goal
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is to record per user per day instead of for every request a user
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sends to the application. The project is provided as open source
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under the
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[MIT license](https://github.com/yunojuno/django-user-visit/blob/master/LICENSE).
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### django-webshell
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[django-webshell](https://github.com/onrik/django-webshell) is an extension
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for executing arbitrary code in the
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[GNU General Public License 3.0](https://github.com/django-wiki/django-wiki/blob/master/COPYING).
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### elasticsearch-django
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[elasticsearch-django](https://github.com/yunojuno/elasticsearch-django)
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([PyPI package information](https://pypi.org/project/elasticsearch-django/))
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is a [Django](/django.html) app for managing
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[ElasticSearch](https://github.com/elastic/elasticsearch) indexes
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populated by [Django ORM](/django-orm.html) models. The project is
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available as open source under the
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[MIT license](https://github.com/yunojuno/elasticsearch-django/blob/master/LICENSE).
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### pytest-django
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[pytest-django](https://github.com/pytest-dev/pytest-django)
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([project documentation](https://pytest-django.readthedocs.io/en/latest/)

‎content/pages/examples/django/django-utils-version-get-complete-version.markdown‎

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title: django.utils.version get_complete_version Example Code
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category: page
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slug: django-utils-version-get-complete-version-examples
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sortorder: 500011513
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toc: False
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sidebartitle: django.utils.version get_complete_version
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meta: Python example code for the get_complete_version callable from the django.utils.version module of the Django project.
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get_complete_version is a callable within the django.utils.version module of the Django project.
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## Example 1 from django-webtest
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[django-webtest](https://github.com/django-webtest/django-webtest)
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([PyPI package information](https://pypi.org/project/django-webtest/))
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is a [Django](/django.html) extension that makes it easier to use
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[WebTest](http://docs.pylonsproject.org/projects/webtest/) with
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your projects.
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The project is open sourced under the
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[MIT license](https://github.com/django-webtest/django-webtest/blob/master/LICENSE.txt).
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[**django-webtest / django_webtest / backends.py**](https://github.com/django-webtest/django-webtest/blob/master/django_webtest/./backends.py)
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```python
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# backends.py
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from __future__ import absolute_import
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~~from django.utils.version import get_complete_version
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from django.contrib.auth.backends import RemoteUserBackend
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from django_webtest.compat import from_wsgi_safe_string
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class WebtestUserBackend(RemoteUserBackend):
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~~ if get_complete_version() >= (1, 11):
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def authenticate(self, request, django_webtest_user):
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return super(WebtestUserBackend, self).authenticate(
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request, django_webtest_user)
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else:
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def authenticate(self, django_webtest_user):
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return super(WebtestUserBackend, self).authenticate(
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django_webtest_user)
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def clean_username(self, username):
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return from_wsgi_safe_string(username)
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## ... source file continues with no further get_complete_version examples...
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```
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‎content/pages/examples/django/django-views-csrf.markdown‎

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title: django.views csrf Example Code
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category: page
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slug: django-views-csrf-examples
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sortorder: 500011514
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toc: False
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sidebartitle: django.views csrf
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meta: Python example code for the csrf callable from the django.views module of the Django project.
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csrf is a callable within the django.views module of the Django project.
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## Example 1 from django-allauth
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[django-allauth](https://github.com/pennersr/django-allauth)
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([project website](https://www.intenct.nl/projects/django-allauth/)) is a
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[Django](/django.html) library for easily adding local and social authentication
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flows to Django projects. It is open source under the
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[MIT License](https://github.com/pennersr/django-allauth/blob/master/LICENSE).
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[**django-allauth / allauth / tests.py**](https://github.com/pennersr/django-allauth/blob/master/allauth/./tests.py)
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```python
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# tests.py
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from __future__ import unicode_literals
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import json
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import requests
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from datetime import date, datetime
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import django
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from django.core.files.base import ContentFile
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from django.db import models
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from django.test import RequestFactory, TestCase
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from django.utils.http import base36_to_int, int_to_base36
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~~from django.views import csrf
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from . import utils
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try:
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from unittest.mock import Mock, patch
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except ImportError:
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from mock import Mock, patch # noqa
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class MockedResponse(object):
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def __init__(self, status_code, content, headers=None):
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if headers is None:
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headers = {}
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self.status_code = status_code
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self.content = content.encode('utf8')
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self.headers = headers
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def json(self):
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return json.loads(self.text)
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def raise_for_status(self):
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pass
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## ... source file abbreviated to get to csrf examples ...
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self.assertEqual(serialized['bb'], 'c29tZSBiaW5hcnkgZGF0YQ==')
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self.assertEqual(serialized['bb_empty'], '')
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self.assertEqual(deserialized.bb, b'some binary data')
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self.assertEqual(deserialized.bb_empty, b'')
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def test_build_absolute_uri(self):
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self.assertEqual(
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utils.build_absolute_uri(None, '/foo'),
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'http://example.com/foo')
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self.assertEqual(
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utils.build_absolute_uri(None, '/foo', protocol='ftp'),
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'ftp://example.com/foo')
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self.assertEqual(
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utils.build_absolute_uri(None, 'http://foo.com/bar'),
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'http://foo.com/bar')
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def test_int_to_base36(self):
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n = 55798679658823689999
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b36 = 'brxk553wvxbf3'
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assert int_to_base36(n) == b36
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assert base36_to_int(b36) == n
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def test_templatetag_with_csrf_failure(self):
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request = self.factory.get('/tests/test_403_csrf.html')
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~~ response = csrf.csrf_failure(
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request,
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template_name='tests/test_403_csrf.html'
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)
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self.assertEqual(response.status_code, 403)
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## ... source file continues with no further csrf examples...
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```
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‎content/pages/examples/django/django-views-debug-get-default-exception-reporter-filter.markdown‎

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title: django.views.debug get_default_exception_reporter_filter Example Code
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category: page
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slug: django-views-debug-get-default-exception-reporter-filter-examples
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sortorder: 500011515
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toc: False
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sidebartitle: django.views.debug get_default_exception_reporter_filter
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meta: Python example code for the get_default_exception_reporter_filter callable from the django.views.debug module of the Django project.
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get_default_exception_reporter_filter is a callable within the django.views.debug module of the Django project.
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## Example 1 from django-debug-toolbar
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[django-debug-toolbar](https://github.com/jazzband/django-debug-toolbar)
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([project documentation](https://github.com/jazzband/django-debug-toolbar)
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and [PyPI page](https://pypi.org/project/django-debug-toolbar/))
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grants a developer detailed request-response cycle information while
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developing a [Django](/django.html) web application.
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The code for django-debug-toolbar is
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[open source](https://github.com/jazzband/django-debug-toolbar/blob/master/LICENSE)
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and maintained by the developer community group known as
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[Jazzband](https://jazzband.co/).
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[**django-debug-toolbar / debug_toolbar / panels / settings.py**](https://github.com/jazzband/django-debug-toolbar/blob/master/debug_toolbar/panels/settings.py)
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```python
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# settings.py
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from collections import OrderedDict
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import django
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from django.conf import settings
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from django.utils.translation import gettext_lazy as _
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from debug_toolbar.panels import Panel
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if django.VERSION >= (3, 1):
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~~ from django.views.debug import get_default_exception_reporter_filter
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~~ get_safe_settings = get_default_exception_reporter_filter().get_safe_settings
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else:
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from django.views.debug import get_safe_settings
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class SettingsPanel(Panel):
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template = "debug_toolbar/panels/settings.html"
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nav_title = _("Settings")
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def title(self):
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return _("Settings from <code>%s</code>") % settings.SETTINGS_MODULE
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def generate_stats(self, request, response):
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self.record_stats(
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{
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"settings": OrderedDict(
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sorted(get_safe_settings().items(), key=lambda s: s[0])
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)
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}
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)
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## ... source file continues with no further get_default_exception_reporter_filter examples...
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```
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‎content/pages/examples/django/django-views-decorators-csrf-csrf-exempt.markdown‎

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title: django.views.decorators.csrf csrf_exempt Example Code
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category: page
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slug: django-views-decorators-csrf-csrf-exempt-examples
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sortorder: 500011516
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toc: False
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sidebartitle: django.views.decorators.csrf csrf_exempt
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meta: Python example code for the csrf_exempt callable from the django.views.decorators.csrf module of the Django project.
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csrf_exempt is a callable within the django.views.decorators.csrf module of the Django project.
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## Example 1 from django-rest-framework
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[Django REST Framework](https://github.com/encode/django-rest-framework)
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([project homepage and documentation](https://www.django-rest-framework.org/),
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[PyPI package information](https://pypi.org/project/djangorestframework/)
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and [more resources on Full Stack Python](/django-rest-framework-drf.html)),
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often abbreviated as "DRF", is a popular [Django](/django.html) extension
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for building [web APIs](/application-programming-interfaces.html).
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The project has fantastic documentation and a wonderful
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[quickstart](https://www.django-rest-framework.org/tutorial/quickstart/)
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that serve as examples of how to make it easier for newcomers
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to get started.
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The project is open sourced under the
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[Encode OSS Ltd. license](https://github.com/encode/django-rest-framework/blob/master/LICENSE.md).
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[**django-rest-framework / rest_framework / viewsets.py**](https://github.com/encode/django-rest-framework/blob/master/rest_framework/./viewsets.py)
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```python
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# viewsets.py
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from collections import OrderedDict
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from functools import update_wrapper
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from inspect import getmembers
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from django.urls import NoReverseMatch
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from django.utils.decorators import classonlymethod
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~~from django.views.decorators.csrf import csrf_exempt
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from rest_framework import generics, mixins, views
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from rest_framework.decorators import MethodMapper
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from rest_framework.reverse import reverse
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def _is_extra_action(attr):
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return hasattr(attr, 'mapping') and isinstance(attr.mapping, MethodMapper)
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class ViewSetMixin:
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@classonlymethod
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def as_view(cls, actions=None, **initkwargs):
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cls.name = None
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cls.description = None
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cls.suffix = None
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cls.detail = None
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cls.basename = None
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if not actions:
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## ... source file abbreviated to get to csrf_exempt examples ...
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def view(request, *args, **kwargs):
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self = cls(**initkwargs)
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if 'get' in actions and 'head' not in actions:
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actions['head'] = actions['get']
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self.action_map = actions
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for method, action in actions.items():
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handler = getattr(self, action)
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setattr(self, method, handler)
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self.request = request
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self.args = args
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self.kwargs = kwargs
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return self.dispatch(request, *args, **kwargs)
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update_wrapper(view, cls, updated=())
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update_wrapper(view, cls.dispatch, assigned=())
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view.cls = cls
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view.initkwargs = initkwargs
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view.actions = actions
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~~ return csrf_exempt(view)
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def initialize_request(self, request, *args, **kwargs):
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request = super().initialize_request(request, *args, **kwargs)
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method = request.method.lower()
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if method == 'options':
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self.action = 'metadata'
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else:
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self.action = self.action_map.get(method)
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return request
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def reverse_action(self, url_name, *args, **kwargs):
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url_name = '%s-%s' % (self.basename, url_name)
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namespace = None
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if self.request and self.request.resolver_match:
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namespace = self.request.resolver_match.namespace
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if namespace:
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url_name = namespace + ':' + url_name
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kwargs.setdefault('request', self.request)
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return reverse(url_name, *args, **kwargs)
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@classmethod
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def get_extra_actions(cls):
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return [method for _, method in getmembers(cls, _is_extra_action)]
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## ... source file continues with no further csrf_exempt examples...
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```
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