Boxine - bx_django_utils
Various Django utility functions
Quickstart
pip install bx_django_utils
Existing stuff
Here only a simple list about existing utilities. Please take a look into the sources and tests for deeper informations.
bx_django_utils.approve_workflow
Base model/admin/form classes to implement a model with draft/approve versions workflow
bx_django_utils.approve_workflow.admin
BaseApproveModelAdmin()- Base admin class for a draft/approve Model
bx_django_utils.approve_workflow.forms
PublishAdminForm()- Activate models REQUIRED_FIELDS_PUBLIC on approve
bx_django_utils.approve_workflow.models
BaseApproveModel()- Base model class for approve models and this relation models.BaseApproveWorkflowModel()- Base model for approve workflow models.
bx_django_utils.cached_dataclasses
CachedDataclassBase()- A Base dataclass that can be easy store/restore to Django cache.
bx_django_utils.data_types.gtin
ModelField, FormField and validators for GTIN/UPC/EAN numbers
bx_django_utils.data_types.gtin.form_fields
GtinFormField()- Form field with GTIN validator.
bx_django_utils.data_types.gtin.model_fields
GtinModelField()- GTIN model field
bx_django_utils.data_types.gtin.validators
GtinValidator()- Validate GTIN numbervalidate_gtin()- It's the same as stdnum.ean.validate() but also accept ISBN-10
bx_django_utils.dbperf.cursor
RecordingCursorWrapper()- An implementation of django.db.backends.utils.CursorWrapper.
bx_django_utils.dbperf.query_recorder
SQLQueryRecorder()- A context manager that allows recording SQL queries executed during its lifetime.
bx_django_utils.filename
clean_filename()- Convert filename to ASCII only via slugify.filename2human_name()- Convert filename to a capitalized name.
bx_django_utils.humanize.pformat
pformat()- Betterpretty-print-formatusingDjangoJSONEncoderwith fallback topprint.pformat()
bx_django_utils.humanize.time
human_timedelta()- Converts a time duration into a friendly text representation. (X ms,sec,minutesetc.)
bx_django_utils.json_utils
make_json_serializable()- Convert value to a JSON serializable value, with convert callback for special objects.to_json()- Convert value to JSON via make_json_serializable() and DjangoJSONEncoder()
bx_django_utils.models.color_field
ColorModelField()- Hex color model field, e.g.: "#0055ff" (It's not a html color picker widget)HexColorValidator()- Hex color validator (seven-character hexadecimal notation, e.g.: "#0055ff")
bx_django_utils.models.manipulate
Utilities to manipulate objects in database via models:
CreateOrUpdateResult()- Result object returned by create_or_update2() with all information about create/save a model.InvalidStoreBehavior()- Exception used in create_or_update() if "store_behavior" contains not existing field names.create()- Create a new model instance with optional validate before create.create_or_update()- Create a new model instance or update a existing one. Deprecated! Use: create_or_update2()create_or_update2()- Create a new model instance or update a existing one and returns CreateOrUpdateResult instance
bx_django_utils.models.queryset_utils
remove_filter()- Remove an applied .filter() from a QuerySetremove_model_filter()- Remove an applied .filter() from a QuerySet if it contains references to the specified model
bx_django_utils.models.timetracking
TimetrackingBaseModel()- Abstract base model that will automaticly set create/update Datetimes.
bx_django_utils.stacktrace
StackTrace()- Built-in mutable sequence.StacktraceAfter()- Generate a stack trace after a package was visited.get_stacktrace()- Returns a StackTrace object, which is a list of FrameInfo objects.
bx_django_utils.templatetags.humanize_time
human_duration()- Verbose time since template tag, e.g.:<span title="Jan. 1, 2000, noon">2.0 seconds</span>
bx_django_utils.test_utils
Utilities / helper for writing tests.
bx_django_utils.test_utils.assert_queries
AssertQueries()- Assert executed database queries: Check table names, duplicate/similar Queries.
bx_django_utils.test_utils.cache
ClearCacheMixin()- TestCase mixin to clear the Django cache in setUp/tearDownMockCache()- Mock Django cache backend, so it's easy to check/manipulate the cache content
bx_django_utils.test_utils.content_types
ContentTypeCacheFixMixin()- TestCase mixin to fill the ContentType cache to avoid flaky database queries.
bx_django_utils.test_utils.datetime
MockDatetimeGenerator()- Mock djangotimezone.now()with generic time stamps in tests.
bx_django_utils.test_utils.fixtures
Utilities to manage text fixtures in JSON files.
BaseFixtures()- Base class for JSON dump fixtures.FixturesRegistry()- Registry to collect a list of all existing fixture classes.RenewAllFixturesBaseCommand()- A base Django manage command to renew all existing fixture JSON dump filesautodiscover()- Register all fixtures by import all /fixtures//*.py files
bx_django_utils.test_utils.forms
AssertFormFields()- Helper to check the existing form fields.
bx_django_utils.test_utils.html_assertion
HtmlAssertionMixin()- Unittest mixin class with useful assertments around Django test client testsassert_html_response_snapshot()- Assert a HttpResponse via snapshot file using assert_html_snapshot() from bx_py_utils.
bx_django_utils.test_utils.model_clean_assert
AssertModelCleanCalled()- Context manager for assert that full_clean() was called for every model instance.CleanMock()- Track if full_clean() was called.
bx_django_utils.test_utils.playwright
Use Playwright in Pytest and Unittest + Fast Django user login
PyTestPlaywrightBaseTestCase()- Base class for classed based Playwright tests, using pytest or Unittest runner.UnittestRunnerMixin()- Mixin to initialize Playwright if Unittest runner is used.fast_login()- Helper to fast login, by injecting the session cookie.setup_browser_context_args()- Change Playwright browser arguments: Ignore https errors andlocale=en_US
bx_django_utils.test_utils.users
assert_permissions()- Check user permissions.filter_permission_names()- Generate a Permission model query filtered by names, e.g.: ['<app_label>.', ...]make_max_test_user()- Create a test user with all permissions except the {exclude_permissions} ones.make_minimal_test_user()- Create a test user and set given permissions.make_test_user()- Create a test user and set given permissions.
bx_django_utils.view_utils.dynamic_menu_urls
DynamicViewMenu()- Simple storage for store information about views/urls to build a menu.
developing
To start developing e.g.:
~$ git clone https://github.com/boxine/bx_django_utils.git
~$ cd bx_django_utils
~/bx_django_utils$ make
help List all commands
install-poetry install or update poetry via pip
install install via poetry
update Update the dependencies as according to the pyproject.toml file
lint Run code formatters and linter
fix-code-style Fix code formatting
tox-listenvs List all tox test environments
tox Run pytest via tox with all environments
pytest Run pytest
pytest-ci Run pytest with CI settings
publish Release new version to PyPi
docker-test Run tests in docker
makemessages Make and compile locales message files
start-dev-server Start Django dev. server with the test project
clean Remove created files from the test project (e.g.: SQlite, static files)
You can start the test project with the Django developing server, e.g.:
~/bx_django_utils$ make start-dev-server
This is a own manage command, that will create migrations files from our test app, migrate, collectstatic and create a super user if no user exists ;)
If you like to start from stretch, just delete related test project files with:
~/bx_django_utils$ make clean
...and start the test server again ;)
update this README
This README will be updated via tests ;) But currently this is only done with Python 3.9 ! If your system Python version is not 3.9: Install this Python version and switch to it, e.g.:
~/bx_django_utils$ poetry env use python3.9
~/bx_django_utils$ make install
~/bx_django_utils$ make pytest
License
MIT. Patches welcome!
About us
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