_call() — langchain Function Reference

Architecture documentation for the _call() function in fake.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

LangChainCore→ LanguageModelBase→ _call() — langchain Function Reference

Dependency Diagram

graph TD
  ea6fca30_563e_e04a_0440_48dc3bae892e["_call()"]
  a07c77e4_0f50_8425_4bc4_f146e0498046["FakeListLLM"]
  ea6fca30_563e_e04a_0440_48dc3bae892e -->|defined in| a07c77e4_0f50_8425_4bc4_f146e0498046
  style ea6fca30_563e_e04a_0440_48dc3bae892e fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/language_models/fake.py lines 44–57

    def _call(
        self,
        prompt: str,
        stop: list[str] | None = None,
        run_manager: CallbackManagerForLLMRun | None = None,
        **kwargs: Any,
    ) -> str:
        """Return next response."""
        response = self.responses[self.i]
        if self.i < len(self.responses) - 1:
            self.i += 1
        else:
            self.i = 0
        return response