Django ORM - Model Field Validators / Writing Custom Validators / ModelForms

Описание: In this video, we'll look at Django model field validators, such as the MinValueValidator, MaxValueValidator, as well as writing our own custom validator functions.

We'll also briefly look at how ModelForms hook into models, and use the validators that are defined on fields on the model that are included in the ModelForm.

Finally, we'll see how ModelForm subclasses pull choices that are defined on a model field into the form as options in a select field.

To see more on using Validators, you can also check this video where we validate the FILE EXTENSION of an uploaded file using Django's FileExtensionValidator:
   • Django Media Files - Restricting Uploadabl...  

📌 𝗖𝗵𝗮𝗽𝘁𝗲𝗿𝘀:
00:00 Intro
01:56 Using Django MinValueValidator & MaxValueValidator
06:09 Creating a ModelForm that uses model field validators
13:21 Writing custom validator functions
17:17 Using Choices in Django forms

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📚 𝗙𝘂𝗿𝘁𝗵𝗲𝗿 𝗿𝗲𝗮𝗱𝗶𝗻𝗴 𝗮𝗻𝗱 𝗶𝗻𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻:
Django Validators: https://docs.djangoproject.com/en/4.2...
ModelForms: https://docs.djangoproject.com/en/4.2...

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