Query transform

Bases: QueryComponent

Query transform component.

Source code in llama-index-core/llama_index/core/indices/query/query_transform/base.py

class QueryTransformComponent(QueryComponent):
    """Query transform component."""

    query_transform: BaseQueryTransform = Field(..., description="Query transform.")

    class Config:
        arbitrary_types_allowed = True

    def set_callback_manager(self, callback_manager: Any) -> None:
        """Set callback manager."""
        # TODO: not implemented yet

    def _validate_component_inputs(self, input: Dict[str, Any]) -> Dict[str, Any]:
        """Validate component inputs during run_component."""
        if "query_str" not in input:
            raise ValueError("Input must have key 'query_str'")
        input["query_str"] = validate_and_convert_stringable(input["query_str"])

        input["metadata"] = input.get("metadata", {})

        return input

    def _run_component(self, **kwargs: Any) -> Any:
        """Run component."""
        output = self._query_transform.run(
            kwargs["query_str"],
            metadata=kwargs["metadata"],
        )
        return {"query_str": output.query_str}

    async def _arun_component(self, **kwargs: Any) -> Any:
        """Run component."""
        # TODO: true async not implemented yet
        return self._run_component(**kwargs)

    @property
    def input_keys(self) -> InputKeys:
        """Input keys."""
        return InputKeys.from_keys({"query_str"}, optional_keys={"metadata"})

    @property
    def output_keys(self) -> OutputKeys:
        """Output keys."""
        return OutputKeys.from_keys({"query_str"})

input_keys property

input_keys: InputKeys

Input keys.

output_keys property

output_keys: OutputKeys

Output keys.

set_callback_manager

set_callback_manager(callback_manager: Any) -> None

Set callback manager.

Source code in llama-index-core/llama_index/core/indices/query/query_transform/base.py

def set_callback_manager(self, callback_manager: Any) -> None:
    """Set callback manager."""