CODE EXAMPLE FOR PYTHON

reverse relationship in django for one to one field for usage in Django rest serializer

class UserProfileSerializer(serializers.ModelSerializer):

    class Meta:
        model = UserProfile
        fields = ('id', 'user', 'emp_id', 'department')


class UserPairSerializer(serializers.ModelSerializer):
    profile = UserProfileSerializer(read_only=True, source='userprofile')

    class Meta:
        model = User
        fields = ('id', 'email', 'is_active', 'profile')