akshar-raaj

def to_internal_value(self, data):
    user_data = data['user']
    return super().to_internal_value(user_data)

akshar-raaj

class UserSerializer(serializers.ModelSerializer):

    def validate_password(self, value):
        if value.isalnum():
            raise serializers.ValidationError('password must have atleast one special character.')
        return value

    def validate(self, data):
        if data['first_name'] == data['last_name']:
            raise serializers.ValidationError("first_name and last_name shouldn't be same.")

akshar-raaj

class UserSerializer(serializers.ModelSerializer):

    def validate_password(self, value):
        if value.isalnum():
            raise serializers.ValidationError('password must have atleast one special character.')
        return value

    class Meta:
        model = User
        fields = ('username', 'email', 'first_name', 'last_name', 'password')

akshar-raaj

class UserSerializer(serializers.ModelSerializer):

    class Meta:
        model = User
        fields = ('username', 'email', 'first_name', 'last_name', 'password')
        extra_kwargs = {
            'password': {'write_only': True}
        }

akshar-raaj

class UserSerializer(serializers.ModelSerializer):

    class Meta:
        model = User
        fields = ('email', 'first_name', 'last_name')

    def to_representation(self, instance):
        representation = super().to_representation(instance)
        if instance.is_superuser:
            representation['admin'] = True

akshar-raaj

class UserSerializer(serializers.ModelSerializer):

    groups = serializers.SerializerMethodField()

    def get_groups(self, obj):
        groups = obj.groups.all()
        if not groups:
            return None
        return GroupSerializer(groups, many=True).data

akshar-raaj

class UserSerializer(serializers.ModelSerializer):

    full_name = serializers.SerializerMethodField()

    def get_full_name(self, obj):
        return obj.get_full_name().upper()

    class Meta:
        model = User
        fields = ('email', 'first_name', 'last_name', 'full_name')

akshar-raaj

class UserSerializer(serializers.ModelSerializer):

    first_name = serializers.SerializerMethodField()

    def get_first_name(self, obj):
        return obj.first_name.title()

    class Meta:
        model = User
        fields = ('email', 'first_name', 'last_name')

akshar-raaj

class GroupSerializer(serializers.ModelSerializer):

    class Meta:
        model = Group
        fields = ('id', 'name')


class UserSerializer(serializers.ModelSerializer):

    all_groups = GroupSerializer(source='groups', many=True)

akshar-raaj

from django.contrib.auth.models import Group

class GroupSerializer(serializers.ModelSerializer):

class Meta:
    model = Group
    fields = ('id', 'name')