backend/passfinder/users/api/serializers.py

from django.contrib.auth import get_user_model
from rest_framework import serializers

User = get_user_model()


class UserSerializer(serializers.ModelSerializer):
    class Meta:
        model = User
        fields = ["username", "email"]


class UserRegisterSerializer(serializers.ModelSerializer):
    class Meta:
        model = User
        fields = ("username", "email", "password")
        extra_kwargs = {
            "password": {"write_only": True},
            "email": {"required": True},
        }

    def create(self, validated_data):
        user = User.objects.create(
            username=validated_data["username"],
            email=validated_data["email"],
        )

        user.set_password(validated_data["password"])
        user.save()

        return user