parse() — langchain Function Reference

Architecture documentation for the parse() function in pydantic.py from the langchain codebase.

Function python OutputParsing StructuredValidation calls 2 called by 1

Entity Profile

OutputParsing→ StructuredValidation→ parse() — langchain Function Reference

Dependency Diagram

graph TD
  72590bc9_9c62_cc76_ee87_a0199ef2338a["parse()"]
  570792b6_910c_5259_8419_5183ac1b1409["PydanticOutputParser"]
  72590bc9_9c62_cc76_ee87_a0199ef2338a -->|defined in| 570792b6_910c_5259_8419_5183ac1b1409
  72590bc9_9c62_cc76_ee87_a0199ef2338a["parse()"]
  72590bc9_9c62_cc76_ee87_a0199ef2338a -->|calls| 72590bc9_9c62_cc76_ee87_a0199ef2338a
  72590bc9_9c62_cc76_ee87_a0199ef2338a["parse()"]
  72590bc9_9c62_cc76_ee87_a0199ef2338a -->|calls| 72590bc9_9c62_cc76_ee87_a0199ef2338a
  832ab0e8_f54d_dc1d_0342_eccf5c13bd0d["parse_result()"]
  72590bc9_9c62_cc76_ee87_a0199ef2338a -->|calls| 832ab0e8_f54d_dc1d_0342_eccf5c13bd0d
  style 72590bc9_9c62_cc76_ee87_a0199ef2338a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/output_parsers/pydantic.py lines 82–91

    def parse(self, text: str) -> TBaseModel:
        """Parse the output of an LLM call to a Pydantic object.

        Args:
            text: The output of the LLM call.

        Returns:
            The parsed Pydantic object.
        """
        return self.parse_result([Generation(text=text)])