_generate() — langchain Function Reference

Architecture documentation for the _generate() function in fake_chat_models.py from the langchain codebase.

Function python LangChainCore LanguageModelBase calls 1 called by 2

Entity Profile

LangChainCore→ LanguageModelBase→ _generate() — langchain Function Reference

Dependency Diagram

graph TD
  6aab4b64_b0dd_9e21_9fb0_f35c85a54be9["_generate()"]
  0f829642_e361_67a1_cbca_f82839bbbd31["GenericFakeChatModel"]
  6aab4b64_b0dd_9e21_9fb0_f35c85a54be9 -->|defined in| 0f829642_e361_67a1_cbca_f82839bbbd31
  576f6581_ce6e_5e34_ec34_a77e605e8814["_stream()"]
  576f6581_ce6e_5e34_ec34_a77e605e8814 -->|calls| 6aab4b64_b0dd_9e21_9fb0_f35c85a54be9
  eec0b1c8_4eca_a0d5_55a8_e9909486cbb7["_generate()"]
  eec0b1c8_4eca_a0d5_55a8_e9909486cbb7 -->|calls| 6aab4b64_b0dd_9e21_9fb0_f35c85a54be9
  eec0b1c8_4eca_a0d5_55a8_e9909486cbb7["_generate()"]
  6aab4b64_b0dd_9e21_9fb0_f35c85a54be9 -->|calls| eec0b1c8_4eca_a0d5_55a8_e9909486cbb7
  style 6aab4b64_b0dd_9e21_9fb0_f35c85a54be9 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/language_models/fake_chat_models.py lines 254–264

    def _generate(
        self,
        messages: list[BaseMessage],
        stop: list[str] | None = None,
        run_manager: CallbackManagerForLLMRun | None = None,
        **kwargs: Any,
    ) -> ChatResult:
        message = next(self.messages)
        message_ = AIMessage(content=message) if isinstance(message, str) else message
        generation = ChatGeneration(message=message_)
        return ChatResult(generations=[generation])