@classmethod
    def from_lc_tool(cls, tool: langchain_core.tools.BaseTool, **kwargs):
        if isinstance(tool, langchain_core.tools.StructuredTool):
            fn = tool.func
        else:
            #fn = lambda *a, **k: None  # noqa
            # For non-StructuredTool, check for _run method first, then func
            fn = getattr(tool, '_run', getattr(tool, 'func', lambda *a, **k: None))
        return cls(
            name=tool.name,
            description=tool.description,
            parameters=tool.args_schema.schema(),
            fn=fn,
            **kwargs,
        )