# Buggy code
def _get_str_representation(self, import_tree=None):
    """
    Returns the nyan string representation of the value.
    """
    if not self.is_initialized():
        return f"UNINITIALIZED VALUE {self.__repr__()}"

    if self._optional and self.value is MemberSpecialValue.NYAN_NONE:
        return MemberSpecialValue.NYAN_NONE.value

    if self.value is MemberSpecialValue.NYAN_INF:
        return MemberSpecialValue.NYAN_INF.value

    if self._member_type in (
        MemberType.INT,
        MemberType.FLOAT,
        MemberType.TEXT,
        MemberType.FILE,
        MemberType.BOOLEAN,
    ):
        return self._get_primitive_value_str(
            self._member_type, self.value, import_tree=import_tree
        )

    elif self._member_type in (MemberType.SET, MemberType.ORDEREDSET):
        output_str = ""

        if self._member_type is MemberType.ORDEREDSET:
            output_str += "o"

        output_str += "{"

        if len(self.value) > 0:
            for val in self.value:
                output_str += "%s, " % self._get_primitive_value_str(
                    self._set_type, val, import_tree=import_tree
                )

            return output_str[:-2] + "}"

        return output_str + "}"

    elif isinstance(self._member_type, NyanObject):
        if import_tree:
            sfqon = ".".join(import_tree.get_alias_fqon(self.value.get_fqon()))

        else:
            sfqon = ".".join(self.value.get_fqon())

        return sfqon

    else:
        raise Exception(f"{self.__repr__()} has no valid type")


# Traceback (KeyError)
INFO [py] launching openage v0.4.1-377-g2be30ba76
INFO [py] compiled by GNU 10.2.0
Do you want to convert assets? [Y/n]
Y
Should we call wine to determine an AOE installation? [Y/n]
n
Could not find any installation directory automatically.
Please enter an AOE2 install path manually.
/home/schatzi/nvme/Steam/steamapps/common/AoE2DE/
converting from '/home/schatzi/nvme/Steam/steamapps/common/AoE2DE'
INFO [py] Game edition detected:
INFO [py]  * Age of Empires 2: Definitive Edition
INFO [py] converting metadata
INFO [py] [0] palette
INFO [py] [1] empires.dat
INFO [py] Starting conversion...
INFO [py] Extracting Genie data...
INFO [py] Creating API-like objects...
INFO [py] Linking API-like objects...
INFO [py] Generating auxiliary objects...
INFO [py] Creating nyan objects...
Traceback (most recent call last):
File "/usr/bin/openage", line 15, in <module>
main()
File "/usr/lib/python3.9/site-packages/openage/__main__.py", line 132, in main
return args.entrypoint(args, cli.error)
File "/usr/lib/python3.9/site-packages/openage/game/main.py", line 71, in main
used_asset_path = convert_assets(
File "/usr/lib/python3.9/site-packages/openage/convert/main.py", line 100, in convert_assets
for current_item in convert(args):
File "/usr/lib/python3.9/site-packages/openage/convert/tool/driver.py", line 48, in convert
yield from convert_metadata(args)
File "/usr/lib/python3.9/site-packages/openage/convert/tool/driver.py", line 96, in convert_metadata
modpacks = args.converter.convert(gamespec,
File "/usr/lib/python3.9/site-packages/openage/convert/processor/conversion/de2/processor.py", line 63, in convert
modpacks = cls._post_processor(dataset)
File "/usr/lib/python3.9/site-packages/openage/convert/processor/conversion/de2/processor.py", line 153, in _post_processor
DE2NyanSubprocessor.convert(full_data_set)
File "/usr/lib/python3.9/site-packages/openage/convert/processor/conversion/de2/nyan_subprocessor.py", line 38, in convert
cls._process_game_entities(gamedata)
File "/usr/lib/python3.9/site-packages/openage/convert/processor/conversion/de2/nyan_subprocessor.py", line 120, in _process_game_entities
cls.tech_group_to_tech(tech_group)
File "/usr/lib/python3.9/site-packages/openage/convert/processor/conversion/de2/nyan_subprocessor.py", line 596, in tech_group_to_tech
patches.extend(DE2TechSubprocessor.get_patches(tech_group))
File "/usr/lib/python3.9/site-packages/openage/convert/processor/conversion/de2/tech_subprocessor.py", line 147, in get_patches
patches.extend(cls.resource_modify_effect(converter_group,
File "/usr/lib/python3.9/site-packages/openage/convert/processor/conversion/de2/tech_subprocessor.py", line 276, in resource_modify_effect
upgrade_func = DE2TechSubprocessor.upgrade_resource_funcs[resource_id]
KeyError:  208

# Fixed code
def _get_str_representation(self, indent_depth, import_tree=None, namespace=None):
    """
    Returns the nyan string representation of the value.
    """
    if not self.is_initialized():
        return f"UNINITIALIZED VALUE {self.__repr__()}"

    if self._optional and self.value is MemberSpecialValue.NYAN_NONE:
        return MemberSpecialValue.NYAN_NONE.value

    if self.value is MemberSpecialValue.NYAN_INF:
        return MemberSpecialValue.NYAN_INF.value

    if self._member_type in (
        MemberType.INT,
        MemberType.FLOAT,
        MemberType.TEXT,
        MemberType.FILE,
        MemberType.BOOLEAN,
    ):
        return self._get_primitive_value_str(
            self._member_type, self.value, import_tree=import_tree, namespace=namespace
        )

    elif self._member_type in (MemberType.SET, MemberType.ORDEREDSET):
        return self._get_complex_value_str(
            indent_depth,
            self._member_type,
            self.value,
            import_tree=import_tree,
            namespace=namespace,
        )

    elif isinstance(self._member_type, NyanObject):
        if import_tree:
            sfqon = ".".join(
                import_tree.get_alias_fqon(self.value.get_fqon(), namespace)
            )

        else:
            sfqon = ".".join(self.value.get_fqon())

        return sfqon

    else:
        raise Exception(f"{self.__repr__()} has no valid type")