How can I use custom fields in Django serializers?

How can I use custom fields in Django serializers?

You can create custom fields in Django serializers by subclassing the Field class and overriding the necessary methods.

Can you give me an example of a custom field?

Sure! Here's a simple example: create a CurrencyField that formats a number as currency.

What methods do I need to override in my custom field?

You typically need to override to_internal_value and to_representation methods to handle input and output.

How do I use this custom field in a serializer?

You can use your custom field just like any other field in your serializer class by adding it as an attribute.