Goal: automatically creating a superuser I’m trying to create a default user, specifically a superuser, in an early data migration, so whenever my Django application is run in my Docker container, it already has a superuser with which I can access the admin site. I had already tried different options fo…
Tag: django-models
Is this the correct way of making primary keys in django?
Is this the correct way of making a primary key in django?? Answer No, That is not the correct way of making a primary key in Django, in fact you don’t have to specify a Primary key for your model, because django will automatically add a field to hold the primary key for you. In your settings.py file, y…
Calculate Input Fields while user is filling data in form – Django Model Form
I have a user form through which I can save data to the database. I want certain fields to be auto calculated while I am filling the the form. For e.g. Net Weight = Gross Weight – Tier Weight and stuff like that. I also want to add RADIO BUTTONS for fields like LOADING, UNLOADING, DEDUCTION, etc. where …
how to create row in model based on data fetched from JSON request from third-party crawling with “best practice”
describe the problem: I want to crawl data from dataforseo , and save them directly in model database through model.create() method with having multi model with multi relation with models so for instance in model A have ManyToMany relation with model B ManyToMany relation with model C ManyToMany relation with…
How can I get top 5 inventory items from a django model which has lowest quantity?
#This is my inventory model. I want to get the inventory items that have the lowest quantity in the model. Answer To get a number of results with the lowest or highest value you first order by that field order_by(‘quantity’) so that the results you want will be first, then you can slice the querys…
Custom field – got multiple values for keyword argument ‘related_name’
I’m working on a custom field that is just a shortcut to ForeignKey that points to addresses.Country model. When I run makemigrations it returns this error with I’m not sure: I understand that there are two to arguments passed but I don’t understand why. It looks like the field is initialize…
Can you iterate through model fields when you overwrite the save() method in django?
I’m calling a custom save method in my model. The save method is designed to produce some values in the model based on the content of a TextField. This content is stored in a dictionary, and is generated correctly. I’m trying to write a for loop to store the values of the dictionary. The keys corr…
django framework: get value from django.db.models.fields.IntegerField
How can I get value from class django.db.models.fields.IntegerField? I want get 1 from admin field. This is python code: model class and function view A view function when I run user = Users.objects.get(id=userId) Answer I presume, you want the value of admin. From my understanding what you can do is you can …
Accessing Parent Model from child element of ManyToManyField (Django)
I am having a models.py as follows So let’s say i have a comment Object Instance which’s id is 2 and raw content How to get parent post_id which contains this comment?? Answer Use related_name. Small change adding: related_name=’posts’: think of it like “if we start from the oppo…
How to inherent from a class that is already inherited from AbstractBaseUser in Django
I am trying to make an inheritance from a User class that is already inherited from the AbstractBaseUser but I am receiving an error that is telling me AUTH_USER_MODEL refers to model ‘authentication.User’ that has not been installed and I am sure I added the AUTH_USER_MODEL = ‘authenticatio…