bind_tools() — langchain Function Reference

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

Function python LangChainCore LanguageModelBase called by 1

Entity Profile

LangChainCore→ LanguageModelBase→ bind_tools() — langchain Function Reference

Dependency Diagram

graph TD
  c13fd55f_31c2_4cb3_a17b_a17f81e436ed["bind_tools()"]
  19e4be00_71fb_5390_6768_f6e6158f49b4["ChatOllama"]
  c13fd55f_31c2_4cb3_a17b_a17f81e436ed -->|defined in| 19e4be00_71fb_5390_6768_f6e6158f49b4
  e8d6a68e_9c70_dc39_2fed_312e948801f8["with_structured_output()"]
  e8d6a68e_9c70_dc39_2fed_312e948801f8 -->|calls| c13fd55f_31c2_4cb3_a17b_a17f81e436ed
  style c13fd55f_31c2_4cb3_a17b_a17f81e436ed fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/partners/ollama/langchain_ollama/chat_models.py lines 1233–1254

    def bind_tools(
        self,
        tools: Sequence[dict[str, Any] | type | Callable | BaseTool],
        *,
        tool_choice: dict | str | Literal["auto", "any"] | bool | None = None,  # noqa: PYI051, ARG002
        **kwargs: Any,
    ) -> Runnable[LanguageModelInput, AIMessage]:
        """Bind tool-like objects to this chat model.

        Assumes model is compatible with OpenAI tool-calling API.

        Args:
            tools: A list of tool definitions to bind to this chat model.

                Supports any tool definition handled by [`convert_to_openai_tool`][langchain_core.utils.function_calling.convert_to_openai_tool].
            tool_choice: If provided, which tool for model to call. **This parameter
                is currently ignored as it is not supported by Ollama.**
            kwargs: Any additional parameters are passed directly to
                `self.bind(**kwargs)`.
        """  # noqa: E501
        formatted_tools = [convert_to_openai_tool(tool) for tool in tools]
        return super().bind(tools=formatted_tools, **kwargs)