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Task memory

TaskMemory

Bases: ActivityMixin

Source code in griptape/griptape/memory/task/task_memory.py 
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@define
class TaskMemory(ActivityMixin):
    name: str = field(default=Factory(lambda self: self.__class__.__name__, takes_self=True), kw_only=True)
    artifact_storages: dict[Type, BaseArtifactStorage] = field(factory=dict, kw_only=True)
    namespace_storage: dict[str, BaseArtifactStorage] = field(factory=dict, kw_only=True)
    namespace_metadata: dict[str, Any] = field(factory=dict, kw_only=True)

    @artifact_storages.validator
    def validate_artifact_storages(self, _, artifact_storage: dict[Type, BaseArtifactStorage]) -> None:
        seen_types = []

        for storage in artifact_storage.values():
            if type(storage) in seen_types:
                raise ValueError("can't have more than memory storage of the same type")

            seen_types.append(type(storage))

    def get_storage_for(self, artifact: BaseArtifact) -> Optional[BaseArtifactStorage]:
        find_storage = lambda a: next((v for k, v in self.artifact_storages.items() if isinstance(a, k)), None)

        if isinstance(artifact, ListArtifact):
            if artifact.has_items():
                return find_storage(artifact.value[0])
            else:
                return None
        else:
            return find_storage(artifact)

    def process_output(
        self, tool_activity: Callable, subtask: ActionSubtask, output_artifact: BaseArtifact
    ) -> BaseArtifact:
        from griptape.utils import J2

        tool_name = tool_activity.__self__.name
        activity_name = tool_activity.name
        namespace = output_artifact.name

        if output_artifact:
            result = self.store_artifact(namespace, output_artifact)

            if result:
                return result
            else:
                self.namespace_metadata[namespace] = subtask.action_to_json()

                output = J2("memory/tool.j2").render(
                    memory_name=self.name,
                    tool_name=tool_name,
                    activity_name=activity_name,
                    artifact_namespace=namespace,
                )

                if subtask.structure and subtask.structure.meta_memory:
                    subtask.structure.meta_memory.add_entry(
                        ActionSubtaskMetaEntry(thought=subtask.thought, action=subtask.action_to_json(), answer=output)
                    )

                return InfoArtifact(output)
        else:
            return InfoArtifact("tool output is empty")

    def store_artifact(self, namespace: str, artifact: BaseArtifact) -> Optional[BaseArtifact]:
        namespace_storage = self.namespace_storage.get(namespace)
        storage = self.get_storage_for(artifact)

        if not storage:
            return artifact
        elif namespace_storage and namespace_storage != storage:
            return ErrorArtifact("error storing tool output in memory")
        else:
            if storage:
                if isinstance(artifact, ListArtifact):
                    for a in artifact.value:
                        storage.store_artifact(namespace, a)

                    self.namespace_storage[namespace] = storage

                    return None
                elif isinstance(artifact, BaseArtifact):
                    storage.store_artifact(namespace, artifact)

                    self.namespace_storage[namespace] = storage

                    return None
                else:
                    return ErrorArtifact("error storing tool output in memory")
            else:
                return ErrorArtifact("error storing tool output in memory")

    def load_artifacts(self, namespace: str) -> ListArtifact:
        storage = self.namespace_storage.get(namespace)

        if storage:
            return storage.load_artifacts(namespace)
        else:
            return ListArtifact()

    def find_input_memory(self, memory_name: str) -> Optional[TaskMemory]:
        if memory_name == self.name:
            return self
        else:
            return None

    def summarize_namespace(self, namespace: str) -> TextArtifact | InfoArtifact:
        storage = self.namespace_storage.get(namespace)

        if storage:
            return storage.summarize(namespace)
        else:
            return InfoArtifact("Can't find memory content")

    def query_namespace(self, namespace: str, query: str) -> TextArtifact | InfoArtifact:
        storage = self.namespace_storage.get(namespace)

        if storage:
            return storage.query(namespace=namespace, query=query, metadata=self.namespace_metadata.get(namespace))
        else:
            return InfoArtifact("Can't find memory content")

artifact_storages: dict[Type, BaseArtifactStorage] = field(factory=dict, kw_only=True) class-attribute instance-attribute

name: str = field(default=Factory(lambda : self.__class__.__name__, takes_self=True), kw_only=True) class-attribute instance-attribute

namespace_metadata: dict[str, Any] = field(factory=dict, kw_only=True) class-attribute instance-attribute

namespace_storage: dict[str, BaseArtifactStorage] = field(factory=dict, kw_only=True) class-attribute instance-attribute

find_input_memory(memory_name)

Source code in griptape/griptape/memory/task/task_memory.py 
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def find_input_memory(self, memory_name: str) -> Optional[TaskMemory]:
    if memory_name == self.name:
        return self
    else:
        return None

get_storage_for(artifact)

Source code in griptape/griptape/memory/task/task_memory.py 
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def get_storage_for(self, artifact: BaseArtifact) -> Optional[BaseArtifactStorage]:
    find_storage = lambda a: next((v for k, v in self.artifact_storages.items() if isinstance(a, k)), None)

    if isinstance(artifact, ListArtifact):
        if artifact.has_items():
            return find_storage(artifact.value[0])
        else:
            return None
    else:
        return find_storage(artifact)

load_artifacts(namespace)

Source code in griptape/griptape/memory/task/task_memory.py 
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def load_artifacts(self, namespace: str) -> ListArtifact:
    storage = self.namespace_storage.get(namespace)

    if storage:
        return storage.load_artifacts(namespace)
    else:
        return ListArtifact()

process_output(tool_activity, subtask, output_artifact)

Source code in griptape/griptape/memory/task/task_memory.py 
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def process_output(
    self, tool_activity: Callable, subtask: ActionSubtask, output_artifact: BaseArtifact
) -> BaseArtifact:
    from griptape.utils import J2

    tool_name = tool_activity.__self__.name
    activity_name = tool_activity.name
    namespace = output_artifact.name

    if output_artifact:
        result = self.store_artifact(namespace, output_artifact)

        if result:
            return result
        else:
            self.namespace_metadata[namespace] = subtask.action_to_json()

            output = J2("memory/tool.j2").render(
                memory_name=self.name,
                tool_name=tool_name,
                activity_name=activity_name,
                artifact_namespace=namespace,
            )

            if subtask.structure and subtask.structure.meta_memory:
                subtask.structure.meta_memory.add_entry(
                    ActionSubtaskMetaEntry(thought=subtask.thought, action=subtask.action_to_json(), answer=output)
                )

            return InfoArtifact(output)
    else:
        return InfoArtifact("tool output is empty")

query_namespace(namespace, query)

Source code in griptape/griptape/memory/task/task_memory.py 
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def query_namespace(self, namespace: str, query: str) -> TextArtifact | InfoArtifact:
    storage = self.namespace_storage.get(namespace)

    if storage:
        return storage.query(namespace=namespace, query=query, metadata=self.namespace_metadata.get(namespace))
    else:
        return InfoArtifact("Can't find memory content")

store_artifact(namespace, artifact)

Source code in griptape/griptape/memory/task/task_memory.py 
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def store_artifact(self, namespace: str, artifact: BaseArtifact) -> Optional[BaseArtifact]:
    namespace_storage = self.namespace_storage.get(namespace)
    storage = self.get_storage_for(artifact)

    if not storage:
        return artifact
    elif namespace_storage and namespace_storage != storage:
        return ErrorArtifact("error storing tool output in memory")
    else:
        if storage:
            if isinstance(artifact, ListArtifact):
                for a in artifact.value:
                    storage.store_artifact(namespace, a)

                self.namespace_storage[namespace] = storage

                return None
            elif isinstance(artifact, BaseArtifact):
                storage.store_artifact(namespace, artifact)

                self.namespace_storage[namespace] = storage

                return None
            else:
                return ErrorArtifact("error storing tool output in memory")
        else:
            return ErrorArtifact("error storing tool output in memory")

summarize_namespace(namespace)

Source code in griptape/griptape/memory/task/task_memory.py 
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def summarize_namespace(self, namespace: str) -> TextArtifact | InfoArtifact:
    storage = self.namespace_storage.get(namespace)

    if storage:
        return storage.summarize(namespace)
    else:
        return InfoArtifact("Can't find memory content")

validate_artifact_storages(_, artifact_storage)

Source code in griptape/griptape/memory/task/task_memory.py 
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@artifact_storages.validator
def validate_artifact_storages(self, _, artifact_storage: dict[Type, BaseArtifactStorage]) -> None:
    seen_types = []

    for storage in artifact_storage.values():
        if type(storage) in seen_types:
            raise ValueError("can't have more than memory storage of the same type")

        seen_types.append(type(storage))