image_question_answer_tool.py

from langchain_core.tools import BaseTool
from image_question_answer import ImageQuestionAnswer
from pydantic import BaseModel, Field
from typing import Type

class ImageQuestionAnswerToolArgs(BaseModel):
    file_path: str = Field(description="The path to the image file")
    question: str = Field(description="The question to answer")

class ImageQuestionAnswerTool(BaseTool):
    name: str = "image_question_answer"
    description: str = "Answer the question based on the image."
    args_schema: Type[BaseModel] = ImageQuestionAnswerToolArgs

    def _run(self, file_path: str, question: str) -> str:
        return ImageQuestionAnswer().answer(file_path, question)