_create_chat_stream() — langchain Function Reference

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

Function python LangChainCore LanguageModelBase calls 1 called by 1

Entity Profile

LangChainCore→ LanguageModelBase→ _create_chat_stream() — langchain Function Reference

Dependency Diagram

graph TD
  54502394_47d8_fe09_4e7a_ec02c5d30d0c["_create_chat_stream()"]
  19e4be00_71fb_5390_6768_f6e6158f49b4["ChatOllama"]
  54502394_47d8_fe09_4e7a_ec02c5d30d0c -->|defined in| 19e4be00_71fb_5390_6768_f6e6158f49b4
  3b4a8d88_e271_d530_a2cc_d47df386a668["_iterate_over_stream()"]
  3b4a8d88_e271_d530_a2cc_d47df386a668 -->|calls| 54502394_47d8_fe09_4e7a_ec02c5d30d0c
  b4299926_33ce_4715_e8bf_06ff61a39c14["_chat_params()"]
  54502394_47d8_fe09_4e7a_ec02c5d30d0c -->|calls| b4299926_33ce_4715_e8bf_06ff61a39c14
  style 54502394_47d8_fe09_4e7a_ec02c5d30d0c fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/ollama/langchain_ollama/chat_models.py lines 945–957

    def _create_chat_stream(
        self,
        messages: list[BaseMessage],
        stop: list[str] | None = None,
        **kwargs: Any,
    ) -> Iterator[Mapping[str, Any] | str]:
        chat_params = self._chat_params(messages, stop, **kwargs)

        if chat_params["stream"]:
            if self._client:
                yield from self._client.chat(**chat_params)
        elif self._client:
            yield self._client.chat(**chat_params)