parse() — langchain Function Reference

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

Function python LangChainCore MessageInterface called by 1

Entity Profile

LangChainCore→ MessageInterface→ parse() — langchain Function Reference

Dependency Diagram

graph TD
  c90495a0_aae6_38c6_c997_5e8b5e7e15f4["parse()"]
  0c6af9cb_a474_417f_50e0_f397a4670f13["NoOutputParser"]
  c90495a0_aae6_38c6_c997_5e8b5e7e15f4 -->|defined in| 0c6af9cb_a474_417f_50e0_f397a4670f13
  c30de1e5_c8f8_7d2c_ba90_0a2c651a4a79["compress_documents()"]
  c30de1e5_c8f8_7d2c_ba90_0a2c651a4a79 -->|calls| c90495a0_aae6_38c6_c997_5e8b5e7e15f4
  style c90495a0_aae6_38c6_c997_5e8b5e7e15f4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/retrievers/document_compressors/chain_extract.py lines 34–38

    def parse(self, text: str) -> str:
        cleaned_text = text.strip()
        if cleaned_text == self.no_output_str:
            return ""
        return cleaned_text