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RunInfo Class — langchain Architecture

Architecture documentation for the RunInfo class in event_stream.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  c03d3c6c_5f22_aa70_d4b9_67e547cb7e2c["RunInfo"]
  1bf0b874_2a05_f5ee_944a_a70022bbedb8["event_stream.py"]
  c03d3c6c_5f22_aa70_d4b9_67e547cb7e2c -->|defined in| 1bf0b874_2a05_f5ee_944a_a70022bbedb8

Relationship Graph

Source Code

libs/core/langchain_core/tracers/event_stream.py lines 58–83

class RunInfo(TypedDict):
    """Information about a run.

    This is used to keep track of the metadata associated with a run.
    """

    name: str
    """The name of the run."""

    tags: list[str]
    """The tags associated with the run."""

    metadata: dict[str, Any]
    """The metadata associated with the run."""

    run_type: str
    """The type of the run."""

    inputs: NotRequired[Any]
    """The inputs to the run."""

    parent_run_id: UUID | None
    """The ID of the parent run."""

    tool_call_id: NotRequired[str | None]
    """The tool call ID associated with the run."""

Defined In

Source

Frequently Asked Questions

What is the RunInfo class?
RunInfo is a class in the langchain codebase, defined in libs/core/langchain_core/tracers/event_stream.py.
Where is RunInfo defined?
RunInfo is defined in libs/core/langchain_core/tracers/event_stream.py at line 58.

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