■ try … except 구문을 사용해 도구 사용시 오류를 처리하는 방법을 보여준다.
※ OPENAI_API_KEY 환경 변수 값은 .env 파일에 정의한다.
▶ main.py
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 |
from dotenv import load_dotenv from langchain_core.tools import tool from langchain_openai import ChatOpenAI from langchain_core.runnables import RunnableConfig from langchain_core.runnables import Runnable load_dotenv() @tool def calculate(integerValue : int, floatValue : float, dictionaryValue : dict) -> int: """Do something complex with a complex tool.""" return integerValue * floatValue def processCalculateException(toolArgumentArray : dict, config : RunnableConfig) -> Runnable: try: calculate.invoke(toolArgumentArray, config = config) except Exception as exception: return f"Calling tool with arguments:\n\n{toolArgumentArray}\n\nraised the following error:\n\n{type(exception)} : {exception}" chatOpenAI = ChatOpenAI(model = "gpt-4o-mini") runnableBindable = chatOpenAI.bind_tools([calculate]) runnableSequence = runnableBindable | (lambda aiMessage : aiMessage.tool_calls[0]["args"]) | processCalculateException responseString = runnableSequence.invoke("use complex tool. the args are 5, 2.1, empty dictionary. don't forget dict_arg") print(responseString) |
▶ requirements.txt
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 |
annotated-types==0.7.0 anyio==4.6.0 certifi==2024.8.30 charset-normalizer==3.3.2 colorama==0.4.6 distro==1.9.0 h11==0.14.0 httpcore==1.0.5 httpx==0.27.2 idna==3.10 jiter==0.5.0 jsonpatch==1.33 jsonpointer==3.0.0 langchain-core==0.3.5 langchain-openai==0.2.0 langsmith==0.1.128 openai==1.47.1 orjson==3.10.7 packaging==24.1 pydantic==2.9.2 pydantic_core==2.23.4 python-dotenv==1.0.1 PyYAML==6.0.2 regex==2024.9.11 requests==2.32.3 sniffio==1.3.1 tenacity==8.5.0 tiktoken==0.7.0 tqdm==4.66.5 typing_extensions==4.12.2 urllib3==2.2.3 |
※ pip install python-dotenv langchain-openai 명령을 실행했다.