_astream() — langchain Function Reference

Architecture documentation for the _astream() function in chat_models.py from the langchain codebase.

Function python LangChainCore LanguageModelBase

Entity Profile

LangChainCore→ LanguageModelBase→ _astream() — langchain Function Reference

Dependency Diagram

graph TD
  a7c0fb81_f09e_2022_4cff_91a797070c9c["_astream()"]
  44814818_ed14_7dba_0cd5_a8f2cd67fb61["ChatXAI"]
  a7c0fb81_f09e_2022_4cff_91a797070c9c -->|defined in| 44814818_ed14_7dba_0cd5_a8f2cd67fb61
  style a7c0fb81_f09e_2022_4cff_91a797070c9c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/xai/langchain_xai/chat_models.py lines 552–561

    async def _astream(
        self, *args: Any, **kwargs: Any
    ) -> AsyncIterator[ChatGenerationChunk]:
        """Route to Chat Completions or Responses API."""
        if self._use_responses_api({**kwargs, **self.model_kwargs}):
            async for chunk in super()._astream_responses(*args, **kwargs):
                yield chunk
        else:
            async for chunk in super()._astream(*args, **kwargs):
                yield chunk