login serializer

class CustomLoginSerializer(JWTSerializer):
    is_first_login = serializers.SerializerMethodField()

    def get_is_first_login(self, obj: dict) -> bool:
        if obj["user"].country.code is None:
            return True
        return False

    def to_representation(self, instance: dict) -> dict:
        ret = super().to_representation(instance)
        del ret["user"]
        return ret


class CustomLoginSerializerV2(serializers.Serializer):
    access = serializers.CharField()
    refresh = serializers.CharField()
    is_first_login = serializers.SerializerMethodField()

    def get_is_first_login(self, obj: dict) -> bool:
        if obj["user"].country.code is None:
            return True
        return False