serializers.py

# myapp/serializers.py
from rest_framework import serializers
from .models import Product, Profile, Category
from django.contrib.auth.models import User


class ProductSerializer(serializers.ModelSerializer):
    class Meta:
        model = Product
        fields = '__all__'


class CategorySerializer(serializers.ModelSerializer):
    class Meta:
        model = Category
        fields = '__all__'


class ProfileSerializer(serializers.ModelSerializer):
    class Meta:
        model = Profile
        fields = '__all__'


class UserSerializer(serializers.ModelSerializer):
    password = serializers.CharField(write_only=True)

    class Meta:
        model = User
        fields = "__all__"

    def create(self, validated_data):
        """
            Function to create a User, send a JSON object containing 
            the attributes: username, email, first_name, last_name, password.
        """
        user = User.objects.create_user(
            username=validated_data['username'],
            email=validated_data['email'],
            first_name=validated_data['first_name'],
            last_name=validated_data['last_name'],
            password=validated_data['password']
        )
        return user