OutputType() — langchain Function Reference

Architecture documentation for the OutputType() function in base.py from the langchain codebase.

Function python OutputParsing StreamingParsers calls 1 called by 1

Entity Profile

OutputParsing→ StreamingParsers→ OutputType() — langchain Function Reference

Dependency Diagram

graph TD
  1d40c00d_cdd6_2dc6_86ba_383f4e2f59e4["OutputType()"]
  8089660b_1932_a057_67f2_81c26c346902["BaseGenerationOutputParser"]
  1d40c00d_cdd6_2dc6_86ba_383f4e2f59e4 -->|defined in| 8089660b_1932_a057_67f2_81c26c346902
  da186838_9c3a_ab77_9c20_14f3911f4baa["OutputType()"]
  da186838_9c3a_ab77_9c20_14f3911f4baa -->|calls| 1d40c00d_cdd6_2dc6_86ba_383f4e2f59e4
  da186838_9c3a_ab77_9c20_14f3911f4baa["OutputType()"]
  1d40c00d_cdd6_2dc6_86ba_383f4e2f59e4 -->|calls| da186838_9c3a_ab77_9c20_14f3911f4baa
  style 1d40c00d_cdd6_2dc6_86ba_383f4e2f59e4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/output_parsers/base.py lines 83–87

    def OutputType(self) -> type[T]:
        """Return the output type for the parser."""
        # even though mypy complains this isn't valid,
        # it is good enough for pydantic to build the schema from
        return cast("type[T]", T)  # type: ignore[misc]