Re: Use an external REST API in django admin

2018-07-17 Thread Derek
If you were accessing a third-party API you could have a ForeignDataWrapper table linked to it. I have never tried this, and not sure if this would conflict with Django's ORM expectations. On Monday, 16 July 2018 16:16:59 UTC+2, micka wrote: > > Hello, > > I wish I could use the data from an e

Re: API for writing a new database backend

2018-07-20 Thread Derek
If you are looking for a spec for writing an API, you could do worse than: https://github.com/OAI/OpenAPI-Specification If you are looking for a Django tool for creating the API, then: http://www.django-rest-framework.org/ On Wednesday, 18 July 2018 23:32:09 UTC+2, Nuno wrote: > > Hi, > I'm sta

Re: Prevent Django tests from accessing internet (except localhost)

2018-07-24 Thread Derek
Have a switch that is set to OFF by default (then your tests will switch to using a mocked approach) and then have test that can only be be run with direct access to the API if you deliberately set it ON. No "accidents". On Tuesday, 24 July 2018 04:21:07 UTC+2, Kum wrote: > > Is there a way to

Re: How to install django if user is using spyder

2018-07-26 Thread Derek
First - please don't hijack another topic; rather start your own. Second - Django recommends you use pip inside a virtualenv (for development); see: https://docs.djangoproject.com/en/2.0/topics/install/#installing-an-official-release-with-pip On Tuesday, 24 July 2018 15:33:16 UTC+2, Akhil Reddy

Re: find difference of dates between today and filter list[dates]

2018-07-26 Thread Derek
Here's a created list of dates (before and after today) and a way to calculate the offset days relative to today ("now") and alert at a set interval: from __future__ import print_function import datetime now = datetime.datetime.now() dates = [] for d in range(7, 0, -1): dates.append(datetim

Re: Using the admin navbar & bootstrap throughout my project

2018-08-05 Thread Derek
I also use the admin for the bulk of my project; if you create custom pages, you just need to inherit from the standard/default admin template(s) and overwrite/extend the relevant template blocks. I'd really recommend you figure out how to do this yourself rather than just copy & paste someone

Re: Learning django

2018-08-07 Thread Derek
https://www.twoscoopspress.com/products/two-scoops-of-django-1-11 (Assuming you don't need the cutting-edge version and, to be honest, I'd think it extremely unlikely that anyone could write a book on a cutting-edge version of *any* software platform ... and I'd be very suspicious of such a boo

Re: Given source data and destination data (in json format), write a function which will validate whether source data is same as destination data and highlight the differences.

2018-08-07 Thread Derek
This is not a Django issue; try and post on a Python mailing list. (HINT: if you want help with code, then write a function that shows what you have attempted. No one else will actually write your code for you...) On Monday, 6 August 2018 14:16:00 UTC+2, tal...@gmail.com wrote: > > > please do

Re: How to pass variable dates to a ORM query

2018-08-07 Thread Derek
You'll probably need to post some code snippets; what do these functions' signatures look like and how do they get called? On Tuesday, 7 August 2018 03:43:01 UTC+2, Gerald Brown wrote: > > I have a Django/Python function that creates a Reportab PDF file based on > the current date. Works GOOD.

Re: Setting up a system for testing by users (tables are tables?)

2018-08-11 Thread Derek
*The users who should do the testing say "The new system should be like the production system."* You need to let them know ASAP that that is very unlikely to be the case, unless you are using exactly the same tools. You can probably provide similar functionality. Otherwise you are too vague to

Re: i need help

2018-08-12 Thread Derek
Then you'll need to overwrite/customise the admin templates; see: http://django.readthedocs.io/en/latest/ref/contrib/admin/index.html#overriding-admin-templates Lots of blogs also cover this topic; e.g. http://rahmonov.me/posts/customize-django-admin-templates/ (there are may more) On Saturday, 1

Re: Custom Django Admin Pages

2018-08-21 Thread Derek
The Django admin is great and will probably provide an 80/20 solution if you have a purely internal app, used by people who understand data management. For an externally facing app, used by non-technical people, I would recommend a custom design. The Django admin is not hard to customise quite

Re: Can anyone share code for uploading csv or excel file to sqlite3 database.

2018-09-28 Thread Derek
There's blog article on Excel import here: https://www.pythoncircle.com/post/591/how-to-upload-and-process-the-excel-file-in-django/ On Thursday, 27 September 2018 01:35:47 UTC+2, BBG wrote: > > I want to create upload bulk data. Can anyone share code to upload csv or > excel file. > -- You

Re: same card can belong to multiple users but only in different time periods

2018-10-08 Thread Derek
Apart from setting up a unique key (user, card, start, end), you may also want to check if the date range for that card overlaps with another date range; e.g. see https://stackoverflow.com/questions/9044084/efficient-date-range-overlap-calculation-in-python --> do that check in the clean meth

Re: Rest API for plane tracker

2018-10-11 Thread Derek
It looks like they supply an API. So all you should have to do is create views to process calls to & results from that API. You only need DRF if you are storing data locally via your own models. On Monday, 8 October 2018 18:31:28 UTC+2, Caleb Bryson wrote: > > Hey guys I am trying to figure out

Re: Django Admin Filtering Drop Down Menu by Date

2018-10-11 Thread Derek
Your question does not make sense (as written): "To add a new event I would like to pick from a drop down list of only the events that are in the future" .. Why should adding a new event depend on you selecting another event? Are the events related or dependant in some way; that is not clear?

Re: Doc on deploying production website using django

2018-10-23 Thread Derek
Have a look at: http://dev.prodigi.us/post/python-gunicorn-nginx-simpler-and-more-performant-method-deploy-your-django-projects/ On Tuesday, 23 October 2018 02:12:18 UTC+2, ah wrote: > > Hi, > Is there a detailed comprehensive documentation on how to deploy a > production website using django w

Re: There's way to change "model_list" result variable name from ListView?

2018-11-01 Thread Derek
You question is not very clear; perhaps add some code and/or screenshots to show what you mean. On Wednesday, 31 October 2018 14:51:15 UTC+2, Fellipe Henrique wrote: > > Hi, > > Normal ListView result a list with "model"_list as name... there's any > way to change these name? > > > T.·.F.·.A.·.

Re: Use Email to Login With Django Auth

2018-11-02 Thread Derek
And here's a helpful blog post walking you through the basics: https://simpleisbetterthancomplex.com/tutorial/2016/10/24/how-to-add-social-login-to-django.html On Thursday, 1 November 2018 23:54:56 UTC+2, Timothy Cook wrote: > > I use this and it works great. > https://django-allauth.readthedocs.

Re: Django update one field by DeleteView

2018-12-11 Thread Derek
Have a look at: https://github.com/grantmcconnaughey/django-field-history and https://django-simple-history.readthedocs.io/en/latest/ On Tuesday, 11 December 2018 14:31:22 UTC+2, Rupam Hazra wrote: > > Hi all, > > I have project model.one functionality is when a project delete only* > is_dele

Re: Enterprise web application with admin interface

2018-12-19 Thread Derek
Its been appropriate for our use case and its far more customisable than people realise. Plus if you use tools like Grappelli or Django Suite you can create a really slick looking interface, into which you can plug customized views and reporting apps that "go beyond" the basic admin functions

Re: Can I define classes in Django settings, and how can I override such settings in tests?

2018-12-27 Thread Derek
You don't need to create a class; you can just define new settings in the settings file. For example, I have added a setting called CUSTOMER. I could have logic which defines other behavior based on that: from django.conf import settings if setttings.CUSTOMER == 'ABC Corp': logo = 'ABC' el

MySQL accepts 0 for a primary key but Django does not

2018-12-28 Thread Derek
quot;, line 336, in validate_autopk_value raise ValueError('The database backend does not accept 0 as a ' ValueError: The database backend does not accept 0 as a value for AutoField. Is there a setting I need to change such that Django does not raise this error and allows the PK to

Re: MySQL accepts 0 for a primary key but Django does not

2018-12-30 Thread Derek
nd(db['ENGINE']) File "/home/gamesbook/.virtualenvs/s2s/local/lib/python2.7/site-packages/django/db/utils.py", line 131, in load_backend raise ImproperlyConfigured(error_msg) django.core.exceptions.ImproperlyConfigured: 'custom.base' isn't an available database b

Re: MySQL accepts 0 for a primary key but Django does not

2019-01-01 Thread Derek
db/utils.py", line 131, in load_backend raise ImproperlyConfigured(error_msg) django.core.exceptions.ImproperlyConfigured: 'custom' isn't an available database backend. Try using 'django.db.backends.XXX', where XXX is one of: u'mysql', u'oracle&#x

Re: Add user to Group after purchase

2020-09-29 Thread Derek
You need to use a "post save" signal; see: https://docs.djangoproject.com/en/3.1/ref/signals/#post-save On Tuesday, 29 September 2020 at 06:23:19 UTC+2 Lightning Bit wrote: > Hi All, > > How would one add a user to a certain Backend group in the Django > Administration after a user purchases a

Re: Add user to Group after purchase

2020-10-01 Thread Derek
se pdb to see if the postsave_handler function is reached. On Thursday, 1 October 2020 at 01:04:55 UTC+2 Lightning Bit wrote: > Thanks Derek! > > I tried using the signals but it is not working. This is how my signals > and models looks: > > Signals.py: > from django.contrib.auth.models i

Re: Template styles.

2020-10-18 Thread Derek
You can also consider using django-crispy-forms; they have a Bootstrap styling option: https://django-crispy-forms.readthedocs.io/en/latest/layouts.html#bootstrap-layout-objects and also: https://django-crispy-forms.readthedocs.io/en/latest/install.html#template-packs (for other styling options

Re: Periodic Execution of django functions or tasks

2020-10-20 Thread Derek
Ryan's suggestion is a very good one. If you don't need Django-specific commands, you can even write a stand-alone Python script which accesses your database to do the work. An alternative to cron that we use, on occasion, is https://pypi.org/project/APScheduler/ which runs in a container (a P

Re: Randomly Generate a "Certificate of Completion"

2020-10-22 Thread Derek
You'd need to have a profile for each user, so you can track if they reach the URL (true/false) and then use their email or internal ID or a generated UUID for the certificate (you could store this extra code as well if needed). For generating a certificate, I'd use a PDF format; this would cre

Re: DJANGO forms: Improve the presentation of the elements

2020-10-26 Thread Derek
What you want to achieve (labels to the side) is the same example shown in the Django-crispy-forms README: https://github.com/django-crispy-forms/django-crispy-forms On Sunday, 25 October 2020 at 19:46:54 UTC+2 wwran...@gmail.com wrote: > Hi guys, > > Is there any way to improve the distribut

Re: Regd:- Generating PDF from HTML with image

2020-10-27 Thread Derek
You can try : https://pypi.org/project/xhtml2pdf/ On Tuesday, 27 October 2020 at 11:37:22 UTC+2 senthil...@gmail.com wrote: > Hi Everyone, > > Hope you are doing well > > We need help to generate the PDF from the HTML tag with images. Let us > know if any package available to do this requirement

Re: Fetching data from database

2020-10-29 Thread Derek
Have a look at: https://www.guru99.com/python-mysql-example.html and then: https://www.mysqltutorial.org/python-mysql-insert/ https://www.mysqltutorial.org/python-mysql-update/ Not too hard for a beginner. On Wednesday, 28 October 2020 at 20:43:02 UTC+2 kiran...@gmail.com wrote: > Hi everyone,

Re: Dropdown

2020-11-09 Thread Derek
Look at Django's select widgets: https://docs.djangoproject.com/en/3.1/ref/forms/widgets/#select If you want a dynamic search type of widget, you'll need a javascript-based approach; for example: https://django-autocomplete-light.readthedocs.io/en/master/ On Thursday, 5 November 2020 at 16:06:

Re: Numeric field widget with built-in units

2020-11-13 Thread Derek
Django Suit uses an "enclosed" widget - https://django-suit.readthedocs.io/en/develop/widgets.html#enclosedinput ; see also https://getbootstrap.com/docs/4.5/components/input-group/ On Friday, 13 November 2020 at 05:11:24 UTC+2 Mike Dewhirst wrote: > Does anyone know of a number field widget w

Re: How to print sequence number in python

2020-11-15 Thread Derek
You can also use range; >>> for i in range(0, 5): ... print(i + 1) ... 1 2 3 4 5 >>> or in reverse: >>> for i in range(5, 0, -1): ... print(i) ... 5 4 3 2 1 >>> On Saturday, 14 November 2020 at 21:26:04 UTC+2 vicker...@gmail.com wrote: > Python has the enumerate function for these s

Using smart_selects in the admin for a ChainedManyToMany?

2020-11-18 Thread Derek
multi-select box (i.e. just a long list of unfiltered milestones). What needs to change in the above code to create a working smart_selects version? Thanks Derek -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from

Re: Integrating GeoDjango with Esri API

2020-11-22 Thread Derek
Some other (possibly useful) links are: * https://www.youtube.com/watch?v=1-7KUHLTqjs - edit data with QGIS instead of GeoDjango * https://stackoverflow.com/questions/19160349/geodjango-geoserver-openlayers-for-dynamic-mapping - replace "geosever" with "arcmap" and the same principles apply *

Re: Need help about display machine state?

2020-11-22 Thread Derek
I am not sure the Django mailing list is the best place to get advice on Flask? I did have a quick look - my advice would be to create a Docker deployment (ideally with a pre-built image on DockerHub) to allow quick/fast testing. On Sunday, 22 November 2020 at 02:43:38 UTC+2 graves@gmail.co

Re: Can't create custom user model

2020-11-24 Thread Derek
And this: https://stackoverflow.com/help/minimal-reproducible-example On Monday, 23 November 2020 at 15:59:50 UTC+2 Kasper Laudrup wrote: > On 11/23/20 9:05 AM, Charles Freeman wrote: > > Hey everyone I can't create a custom user model. Every time I try to > > create super user I end up with an

Re: I cannot output the value of the foreign key via jsonresponse serealize

2020-12-07 Thread Derek
You may want to try some of the approaches given in this StackOverflow: https://stackoverflow.com/questions/15453072/django-serializers-to-json-custom-json-output-format On Sunday, 6 December 2020 at 19:02:31 UTC+2 wwran...@gmail.com wrote: > Hi mates, > > I want to get json serialized the name

Re: Handle timeseries, how to model ?

2020-12-14 Thread Derek
/django-postgres-large-time-series https://medium.com/smart-digital-garden/timescaledb-and-django-5f2640b28ef1 https://pypi.org/project/django-timescaledb/ https://docs.timescale.com/latest/using-timescaledb Derek On Sunday, 13 December 2020 at 18:35:58 UTC+2 Franck DG wrote: > Hello, >

Re: How can I segment a roads?

2021-01-06 Thread Derek
This is a spatial query problem, not a Django one. Suggestion: use PostgreSQL and PostGIS and look at this: https://gis.stackexchange.com/questions/107277/getting-points-along-line-at-defined-distance-using-postgis/203551 HTH Derek On Tuesday, 5 January 2021 at 16:12:59 UTC+2 jfa...@inerza.com

Re: Show FK as input instead of drop down in admin

2021-01-31 Thread Derek
Another option if you want to show actual data, but only a portion, is to use an incremental lookup via an app such https://django-autocomplete-light.readthedocs.io/en/master/ - this works in the Admin as well. On Saturday, 30 January 2021 at 20:58:00 UTC+2 Ryan Nowakowski wrote: > On Wed, Jan

Re: Django vs Spring decision

2021-03-02 Thread Derek
You''ll probably not get a unbiased opinion. Devs who work with Java as their primary language are going to pick Spring; and the opposite in the case of Python. If you already have much Java experience and don't want to start learning Python, then rather go on with Spring. Some comments over a

Django reverse lookup fails during unit testing

2021-03-16 Thread Derek
.NoReverseMatch: Reverse for 'locales_site_changelist' not found. 'locales_site_changelist' is not a valid view function or pattern name. Is there some simple reason why reverse lookup does not work when testing? (I actually need to use it in a client post request.) Thanks Dere

Re: Django asychronous for millions of users

2021-03-31 Thread Derek
I agree with Lars. You have said very little about your actual situation; my concern would be that if someone was appointed to develop a web-based system that was expected to scale that big and that fast I would expect (in fact, if I was the project funder I would *demand*) that you already have

Re: How to get only month name and total

2021-04-06 Thread Derek
Have a look at the last answer in this SO question: https://stackoverflow.com/questions/8414584/how-to-get-month-of-a-date-in-a-django-queryset/43505881 On Sunday, 4 April 2021 at 07:32:41 UTC+2 azharul.t...@gmail.com wrote: > Hello , > I am trying to get only month name and count number from *Q

Re: Deploy Django website internally within company network

2021-04-06 Thread Derek
Our IT dept. will typically set up a virtual machine, with you as admin, into which you can install your own software. Provided it will not be visible outside the company's firewall, this is usually not an issue for them. On Thursday, 1 April 2021 at 15:14:13 UTC+2 Ryan Nowakowski wrote: > I t

Re: Regarding auto-generating a map with measurements

2021-04-06 Thread Derek
We have done something similar, but for a rectangular layout you may be able to also use a simple HTML table, or a series of nested "div"s (with appropriate styling). On Tuesday, 6 April 2021 at 01:42:17 UTC+2 sammym...@gmail.com wrote: > This was of great help, thanks! > > > On Mon, Apr 5, 2

Re: License management system Refrence

2021-04-06 Thread Derek
e (https://pypi.org/project/django-limits/) can ensure they do not exceed their allowed number. 4. For generation of an ID to help track products (I assume you mean like goods that are being sold), have a look at the UUIDField - https://www.geeksforgeeks.org/uuidfield-django-models/ HTH

Re: Unique and null

2021-04-07 Thread Derek
Are you using MySQL? https://stackoverflow.com/questions/371/does-mysql-ignore-null-values-on-unique-constraints On Wednesday, 7 April 2021 at 08:07:35 UTC+2 Mike Dewhirst wrote: > I have just made a CharField unique and Django detects duplicates nicely > but seems to ignore multiple insta

Re: how to get only the 'title' attribute value from following data in django

2021-04-22 Thread Derek
I'd use: querye = Product.objects.filter(id=sell_id).values('title') title = querye[0]['title'] # get the title for the first Product But if you're sure there is one (and only one) product matching the 'sell_id', you can use: querye = Product.objects.get(id=sell_id) title = querye.title HTH

Re: Validate group of fields

2021-04-25 Thread Derek
The docs cover this use case: https://docs.djangoproject.com/en/3.2/ref/forms/validation/#cleaning-and-validating-fields-that-depend-on-each-other On Saturday, 24 April 2021 at 19:57:50 UTC+2 robert...@gmail.com wrote: > > > Hello guys! > > I've 3 fields, but I need validate it as a group, Ej: >

Re: How to save a result of multiplication

2021-04-25 Thread Derek
I think you have used the wrong name - "saveit" instead of "save" - also have a look at the example in the docs: https://docs.djangoproject.com/en/3.2/topics/db/models/#overriding-predefined-model-methods and see which parameters are needed for it. On Saturday, 24 April 2021 at 20:50:15 UTC+2 enc

Re: Loading csv data in database

2021-04-30 Thread Derek
Someone has an example of doing just this: https://arshovon.com/blog/django-custom-command/ On Thursday, 29 April 2021 at 19:39:36 UTC+2 Ryan Nowakowski wrote: > Typically you would write a custom management command for this kind of > thing: > > https://docs.djangoproject.com/en/3.2/howto/cust

Re: Admin layout getting too bulky - what to do?

2021-05-03 Thread Derek
ar of links should change to the named headings on that page. When a heading is clicked the page should relocate itself so that heading is at the top" at all, sorry. Maybe a follow-up post with a picture (== 1000 words)? Derek On Monday, 3 May 2021 at 08:57:25 UTC+2 Mike Dewhirst wrote:

Re: Admin layout getting too bulky - what to do?

2021-05-05 Thread Derek
Mike Dewhirst wrote: > Derek > > My phone doesn't do interspersed responses well, so my apologies for top > posting. > > The record to which I refer is any one of those in any list page. > > After clicking one, if that record has any 1:1, 1:n or n:m related > records,

Re: After user click on like button page should not refresh(redirect) and update count of likes

2021-05-05 Thread Derek
You'll need to use javascript for this - have a look at https://data-flair.training/blogs/ajax-in-django/ for an example. On Wednesday, 5 May 2021 at 05:30:59 UTC+2 sali...@rohteksolutions.com wrote: > When user click to like a post the web page should not refresh(redirect) > and count of the

Re: Chrome book vs Django application development

2021-05-23 Thread Derek
Perhaps install Linux and work from there? https://www.howtogeek.com/363331/how-to-set-up-and-use-linux-apps-on-chrome-os/ It may be that PostgreSQL is too demanding and can be avoided for development purposes; rather use sqlite. It could also be worth considering to switching to cloud-based CI

Re: Business logic constants

2021-05-30 Thread Derek
There are many types of constants. We have a 'utils' directory (at same level as 'apps') and under that 'constants' sub-directory - with different files for different types of constants that are generally applicable across all apps. But because we have lots of client-specific constants and codi

Re: how to input list [] dynamic in python

2021-05-31 Thread Derek
This does look a programming exercise in a class... if you ask these questions in future, be warned people here will probably ask to see your attempt at writing code first (otherwise you are not really learning to be a programmer). But, OK, it seemed interesting to me,so here is one approach:

Re: SVG widget for the Admin

2021-06-01 Thread Derek
Field() def _the_svg(self): return """%s""" % self.svg_text _the_svg.allow_tags = True I am not sure about editing visually, however - I would expect that would require a specialised widget. HTH Derek On Tuesday, 1 June 2021 at 03:28:59 UTC+2 Mi

Re: SVG widget for the Admin

2021-06-02 Thread Derek
#modifying-a-change-list-using-list_display (Please note that to show HTML strings, you need to use the format_html() method. Ignore mt previous reference to "allow_tags" as this is deprecated.) Derek On Wednesday, 2 June 2021 at 10:05:11 UTC+2 Mike Dewhirst wrote: > On 1/06/2021 11:44 pm,

Re: SVG widget for the Admin

2021-06-02 Thread Derek
Hi Mike OK, if you have more specific feedback I will try to respond. I doubt you need a specific template as the SVG should be displayable by a modern browser using Django's built-in options. On Thursday, 3 June 2021 at 01:10:07 UTC+2 Mike Dewhirst wrote: > Derek > > I pre

Re: SVG widget for the Admin

2021-06-04 Thread Derek
rpose. If you want to see it as "read only" in the form, but shown as SVG, perhaps you need a custom model template (https://docs.djangoproject.com/en/dev/ref/contrib/admin/#templates-which-may-be-overridden-per-app-or-model) Derek On Thursday, 3 June 2021 at 08:22:57 UTC+2 Mike Dewhir

Re: [Solved] SVG widget for the Admin

2021-06-07 Thread Derek
Dewhirst wrote: > Thanks Derek - it is now working as follows ... > > > class Chemical(models.Model): > ... > ddstructure = models.TextField(null=True, blank=True, verbose_name="2D > structure") > ... > > > class Svg_AdminTextareaWidget(AdminTexta

Re: Real-time dashboard method after delivering restapi from outside

2021-06-15 Thread Derek
At a guess, I'd say you will need Django Channels - many blogs and tutorials out there, but here is one good worked example: https://blog.logrocket.com/django-channels-and-websockets/ On Monday, 14 June 2021 at 15:32:51 UTC+2 lkh...@gmail.com wrote: > It is currently returning after receiving a

Re: Looking for help to add quantity field in my food ordering project

2021-07-16 Thread Derek
>From your Order model, it seems that all the user would need to do is supply the value of "count" representing multiples of one item in a single order. On Thursday, 15 July 2021 at 15:35:37 UTC+2 tiwar...@gmail.com wrote: > Hello community! > I hope you all are in best health. I've been workin

Re: complex math calculation from query set

2021-07-21 Thread Derek
See: https://stackoverflow.com/questions/54412377/adding-values-to-django-queryset VIEW def position_view(request): packet_data = TncData.objects.exclude(lat=0).order_by('-dt_heard')[:100] for packet in packet_data: *# my complex math calculation* *packet.distance = "#

Re: complex math calculation from query set

2021-07-21 Thread Derek
Ignore the "'distance': distance" in the return - that should not be there. On Wednesday, 21 July 2021 at 15:55:08 UTC+2 Derek wrote: > See: > https://stackoverflow.com/questions/54412377/adding-values-to-django-queryset > > > VIEW > > def po

Re: Conmect two docker container

2021-08-01 Thread Derek
Docker has a short tutorial on their website: https://docs.docker.com/samples/django/ On Sunday, 1 August 2021 at 04:48:54 UTC+2 parampal...@gmail.com wrote: > I have two docker container one is postgresql > > > > > And second one is django container > how i connect this two container > > So

Re: Django admin filters + select2 + loading many options asynchronously

2021-08-05 Thread Derek
You mean like https://pypi.org/project/django-autocomplete-light/ ? On Wednesday, 4 August 2021 at 20:45:16 UTC+2 Federico Capoano wrote: > Hi everyone, > > when adding adming filters by foreign key in the admin, sometimes the > possible values are too many to load. > > So I am thinking, why not

Re: Django admin filters + select2 + loading many options asynchronously

2021-08-05 Thread Derek
Alternatively, there is : https://pypi.org/project/django-admin-autocomplete-filter/ (My own issue with that one s that does not necessarily match any custom styling, but that is probably not a problem for most.) On Friday, 6 August 2021 at 07:53:35 UTC+2 Derek wrote: > You mean like ht

Re: UML to Django models

2021-08-26 Thread Derek
There is not sufficient data in that image to create models. You don't know the field types, for example. Once you have those, it should not be too hard e.g.: from django.db import models class Product(models.Model): product_id = models.AutoField() name = models.CharField( max_length=2

Re: How can add multiple forms according to input enter number or with click add more button

2021-09-26 Thread Derek
Have a look at https://django-formtools.readthedocs.io/en/latest/ This includes the ability to skip steps based on information already supplied - https://django-formtools.readthedocs.io/en/latest/wizard.html#conditionally-view-skip-specific-steps On Thursday, 23 September 2021 at 20:37:03 UTC+2

Reverse look fails when importing from the admin for an app

2021-10-03 Thread Derek
#x27;admin:myapp_mymodel_changelist')) i.e. if I comment out the import line the code works, otherwise it fails. Any ideas on why Django is failing when importing from the app's admin? Thanks Derek -- You received this message because you are subscribed to the Google Groups "Djang

Re: Listing and Searching fields in another table

2021-10-06 Thread Derek
Obviously you will be searching in related table. So if you have models.py like: class Author(models.Model): first_name = models.CharField(max_length=100) last_name = models.CharField(max_length=100) class Book(models.Model): title = models.CharField(max_length=200) author = mod

Reverse function fails for a single app

2023-11-24 Thread Derek
o_modeltwo_changelist' is not a valid view function or pattern name. /home/derek/miniconda3/envs/tp32/lib/python3.9/site-packages/django/urls/resolvers.py:677: NoReverseMatch During normal use, the app behaves fine and any other tests not requiring reverse all work OK. What could cause the

Re: disable back button after login ????????????????????????????????????????????????????????

2019-07-20 Thread Derek
Widely discussed on the web - here is one such example: https://stackoverflow.com/questions/961188/disable-browsers-back-b On Saturday, 20 July 2019 02:40:47 UTC+2, AKSHAY BHUVA wrote: > > > Disable Back button after login... > please help me.. > > > > > > -- You received this message b

Re: Django parameters

2019-08-13 Thread Derek
You're better off adopting an existing CMS built on top of Django, and checking how close its feature set matches your needs. If there is a gap, then contact the developers to see how that gap could be closed. Some examples:. https://www.django-cms.org/en/features/list/ or https://wagtail.i

Re: Form fill out and review

2019-08-15 Thread Derek
This can be achieved using available Django functionality (views and forms). Its not really a project but can certainly be part of one. On Thursday, 15 August 2019 16:25:52 UTC+2, Django Dojo wrote: > > I’m trying to find out if there’s any Django packages for this type of > project? > > On Thu

Re: Is there any ready to use Django script for user management like the UserCake or User Spice framework in PHP?

2019-08-22 Thread Derek
You may want to work through a tutorial on user registration. Once you see the general approach, you'll be better able to see where you need to add your custom business logic (e.g. "check for an existing user"). https://pythonprogramming.net/user-registration-django-tutorial/ On Tuesday, 20 Au

Re: How to call an action from outside admin

2019-08-27 Thread Derek
You need to separate out the "core" functionality of your action - the part that processes the records - into a stand-alone function. This function can then be also called from your view(s) that currently handles the various HTTP requests you list. On Sunday, 25 August 2019 15:00:35 UTC+2, Eze

Re: convert python 3 to python2

2019-09-25 Thread Derek
Agreed - Mike's suggestion is a very sensible one. In the short term, supporting 2 and 3 could be very useful, until you have the option to drop support for 2. https://six.readthedocs.io/ On Wednesday, 25 September 2019 01:00:44 UTC+2, Mike Dewhirst wrote: > > I think the original question wa

Re: how to copy one table content in to another table in database

2019-09-26 Thread Derek
http://www.mysqltutorial.org/mysql-insert-into-select/ On Monday, 16 September 2019 17:05:57 UTC+2, Mahendhar Reddy wrote: > > how to copy one table content in to another table in database > -- You received this message because you are subscribed to the Google Groups "Django users" group. To un

Re: Why and when I should override the default AdminSite

2019-10-12 Thread Derek
ems most popular these days. My 2c Derek On Wednesday, 9 October 2019 19:32:17 UTC+2, Jani Tiainen wrote: > > Hi. > > I've been working with Django about 10 years and yet I haven't need for > overriding admin. > > Admin is great tool for CRUD while developing but I would

Re: Why and when I should override the default AdminSite

2019-10-12 Thread Derek
Not sure what you mean by "overwrite" - there are lots of ways to extend or customise Django admin, not the least of which is retheming it e.g. Django Suite or Grappelli. On Wednesday, 9 October 2019 10:11:27 UTC+2, Jérôme Le Carrou wrote: > > I am newbie in DJango > I've started to read Djang

Re: Admin site error reporting

2019-10-23 Thread Derek
Does the normal logging work i.e. are you seeing those errors reported in the log files? And do you have trapping/handling for the email-sending code as well? Also have a look at: https://stackoverflow.com/questions/15128135/setting-debug-false-causes-500-erro for a brief discussion around the

Re: Add filter to admin add page?

2019-10-23 Thread Derek
For your filter problem, you probably need to use: https://github.com/farhan0581/django-admin-autocomplete-filter On Tuesday, 22 October 2019 00:07:40 UTC+2, Wil Moskal wrote: > > I have a model registered to the admin page, AuthUserFilePermissions, > which consists of 2 foreign keys, a key to

Re: Admin site error reporting

2019-10-23 Thread Derek
he > error log file if they occur outside the Django Admin. However, the error > with the change form in the admin does not occur in the logfiles. Same > behaviour as with the error mailing. > > Op woensdag 23 oktober 2019 10:57:05 UTC+2 schreef Derek: >> >> Does t

Re: Add filter to admin add page?

2019-10-29 Thread Derek
It is not clear if those fields can be used in the admin list interface drop-down filters - is there a link to documentation for that? On Wednesday, 23 October 2019 16:13:13 UTC+2, Nelson Varela wrote: > > Or even better... whu not use django's own auto complete feature in the > admin: > https:

Re: Django leaflet

2019-10-29 Thread Derek
Have a look at https://django-leaflet.readthedocs.io/en/latest/ On Sunday, 27 October 2019 01:42:24 UTC+2, Perceval Maturure wrote: > > > Hi all > How do u wire your template and view to display maps in Django leaflet > > Sent from my iPhone > -- You received this message because you are sub

Re: Making A Field Read Only

2019-11-07 Thread Derek
https://docs.djangoproject.com/en/2.2/ref/models/fields/#editable On Wednesday, 6 November 2019 18:35:48 UTC+2, Ray Z wrote: > > Hey Everyone, > > Im very new to django and im trying to figure out how to make a field on > a forum read only. The field is my date created field that has a automati

Re: Why I am not able to see the post that I write on this group?

2019-11-20 Thread Derek
I can see it - but I guess that does not help you? On Wednesday, 20 November 2019 13:50:01 UTC+2, tramites xpress drive wrote: > > Why I am not able to see the post that I write on this group? > -- You received this message because you are subscribed to the Google Groups "Django users" group. T

Re: Admin form in intermediate page

2019-11-20 Thread Derek
This is an old post but one that helped me when I first working on this: https://www.jpichon.net/blog/2010/08/django-admin-actions-and-intermediate-pages/ On Tuesday, 19 November 2019 16:54:25 UTC+2, Thiago Luiz Parolin wrote: > > I have a form in admin that when selecting a particular action, pr

Re: Django Admin Custom View Query Generation

2019-12-13 Thread Derek
You can use built-in Django ORM methods to perform calculated operations on existing models (you don't need a new model). See: https://docs.djangoproject.com/en/3.0/topics/db/aggregation/ For more complex operations, you can write "raw" SQL -see https://docs.djangoproject.com/en/3.0/topics/db/s

Re: Django Admin Custom View Query Generation

2019-12-14 Thread Derek
: > > Thank you very much Derek. > > You always provide nice help. > > Can we generate graphs for reports in Django Admi n. > > > > > On Saturday, December 14, 2019, Derek > > wrote: > >> You can use built-in Django ORM methods to perform calculated operati

Re: Admin Panel

2020-01-11 Thread Derek
For a better looking admin, try: * https://django-grappelli.readthedocs.io/en/latest/ * https://djangosuit.com/ For "admin issues" you'll need to be more specific. There are very few, if any, unsolved bugs in the Admin code On Thursday, 9 January 2020 21:02:03 UTC+2, APIJAY SHARMA wrote: >

Re: Make a Django query filter at runtime

2020-01-11 Thread Derek
There is a long discussion about "not equals" here: https://stackoverflow.com/questions/687295/how-do-i-do-a-not-equal-in-django-queryset-filtering I am sure you can adapt one of the suggestions there for your specific needs. On Friday, 10 January 2020 14:35:48 UTC+2, Ezequias Rocha wrote: > >

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