Will a dynamic list of choices in a Django model evaluate when the model is migrated or when a user tries to select a choice for a model?
Code Let’s say I have the following model: class Course(models.Model): title = models.CharField(max_length=48) YEAR_CHOICES = [(r, r) for r in range( datetime.date.today().year-1, datetime.date.today().year+2 ) ] year = models.IntegerField(_(‘year’), choices=YEAR_CHOICES) Question Will the datetime.date.today() statements be evaluated right when the model is migrated, or will they be evaluated whenever the user accesses a form to set […]
Generate SQL joins from list of Django models
Given a list of arbitrary Django models, how can you use the Django ORM to generate the JOIN statements for an SQL query?
How to change the title of each model in Django admin page
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Django >> how can I change this part in the image?
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NameError in Choices= LACTATION STAGES in meta class in models. py
It is just saying that in … lactation_stage = models.Instegerfield(editable=False, choices= LACTATION_STAGES,) there is a nameError in name’LACTATION_STAGES, is not defined
Create Super User issue in django
My model is like below.
I can’t add an image through object.create in Django
Good afternoon, I’m trying to insert an image into the database through object.create, but it’s not being inserted in any way, everything else is inserted until the other image.
bypassing integrityError gotten from unique field in a django model
I want a unique field generated at database level. The way unique=True works is it raises an error if it see’s a duplicate value in the database. I don’t want that though, I want it to simply generate a new unique number instead of raising an error.