Read the image url as base64 in django, this snippet usefull if you using the `django-easy-pdf` to solve this issue https://github.com/nigma/django-easy-pdf/issues/53 Usage example: ``` <img src="{{ profile.photo.url|read_image_as_base64 }}"> ```
Django zip longest templatetags to handle more than 3 arguments.
I separate this in two files, like this: export_excel.py and actions.py I tried to treat all possible forms of information that may appear in admin, such as properties, functions and normal fields, always getting the column name verbose_name or short_description depending on the case.
Templatetags function to convert the number into numberize method. It usefull to numberize the visitors, users, or other cases.
function to parse the string text into json format
Now you can format and compress json-data in django template
If you require lots of forms in your project and do not want to be creating an extended template for each one I propose this solution. Classes in the html correspond to bootstrap, you can work without them if you do not use bootstrap.
Takes a tweet url, requests the json from Twitter oEmbed, parses the json for the html element and returns it to your template. The html returned is ready to go and will be shown as a tweet on your web page. This uses the Requests library for Python. A full example can be found on GitHub https://github.com/z3ke1r/django-tweet-embed.
create custom permissions
Mixin for Django Rest Framework View/Viewsets to use different response data/serializers without unnecessary hacks. Just extend your DRFs view/viewset with this mixin after the DRF's APIView (sub)classes.
Use nginx sendfile (X-Accel-Redirect) function to serve files but pass traffic through django. Can be used to serve media files only to logged-in users.
I have a product table but don't have a brand table. brands in product.brand as denormalized and I want to choose brands from a select tag.
- This is a filter to shorten the natural time value obtained using naturaltime function from humanize.
Using Django REST Framework for Model views there is always the issue of making duplicated queries without either prefetching the objects that will be accessed using the serializer and as such will lead to large number of queries being made to the database. This will help in optimizing the queryset used for the viewset by accessing the `_meta.fields` property of the serializer.
This is possibly the simplest solution for storing binary data in a TextField.