tools/tool_base.py

class BaseTool:
    name: str = "base_tool"
    description: str = "Base class for tools."

    inputs: dict = {}
    output_type: str = "string"

    def forward(self, **kwargs):
        raise NotImplementedError("Each tool must implement a `forward` method.")

    def __call__(self, **kwargs):
        return self.forward(**kwargs)