init() — langchain Function Reference

Architecture documentation for the __init__() function in utils.py from the langchain codebase.

Function python LangChainCore Runnables

Entity Profile

LangChainCore→ Runnables→ __init__() — langchain Function Reference

Dependency Diagram

graph TD
  019308a2_889a_726c_0367_bc9d3068ba1e["__init__()"]
  68cb16ac_cba8_3cec_1e16_936f7df152ab["_RootEventFilter"]
  019308a2_889a_726c_0367_bc9d3068ba1e -->|defined in| 68cb16ac_cba8_3cec_1e16_936f7df152ab
  style 019308a2_889a_726c_0367_bc9d3068ba1e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/runnables/utils.py lines 674–694

    def __init__(
        self,
        *,
        include_names: Sequence[str] | None = None,
        include_types: Sequence[str] | None = None,
        include_tags: Sequence[str] | None = None,
        exclude_names: Sequence[str] | None = None,
        exclude_types: Sequence[str] | None = None,
        exclude_tags: Sequence[str] | None = None,
    ) -> None:
        """Utility to filter the root event in the astream_events implementation.

        This is simply binding the arguments to the namespace to make save on
        a bit of typing in the astream_events implementation.
        """
        self.include_names = include_names
        self.include_types = include_types
        self.include_tags = include_tags
        self.exclude_names = exclude_names
        self.exclude_types = exclude_types
        self.exclude_tags = exclude_tags