■ RunnableSequence 클래스의 with_config 메소드를 사용해 모델이나 프롬프트를 대체한 RunnableBinding 객체를 만드는 방법을 보여준다.
※ ANTHROPIC_API_KEY 및 OPENAI_API_KEY 환경 변수 값은 .env 파일에 정의한다.
▶ main.py
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from dotenv import load_dotenv from langchain_core.prompts import PromptTemplate from langchain_core.runnables import ConfigurableField from langchain_anthropic import ChatAnthropic from langchain_openai import ChatOpenAI load_dotenv() promptTemplate = PromptTemplate.from_template("Tell me a joke about {topic}") promptRunnableConfigurableAlternatives = promptTemplate.configurable_alternatives( ConfigurableField(id = "prompt"), default_key = "joke", poem = PromptTemplate.from_template("Write a short poem about {topic}") ) chatAnthropic = ChatAnthropic(model = "claude-3-haiku-20240307", temperature = 0) llmRunnableConfigurableAlternatives = chatAnthropic.configurable_alternatives( ConfigurableField(id = "llm"), default_key = "anthropic", openai = ChatOpenAI(), gpt4 = ChatOpenAI(model = "gpt-4") ) runnableSequence = promptRunnableConfigurableAlternatives | llmRunnableConfigurableAlternatives runnableBinding = runnableSequence.with_config(configurable = {"prompt" : "poem", "llm" : "openai"}) |
▶ requirements.txt
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aiohttp==3.9.5 aiosignal==1.3.1 annotated-types==0.7.0 anthropic==0.29.0 anyio==4.4.0 async-timeout==4.0.3 attrs==23.2.0 certifi==2024.6.2 charset-normalizer==3.3.2 defusedxml==0.7.1 distro==1.9.0 exceptiongroup==1.2.1 filelock==3.15.3 frozenlist==1.4.1 fsspec==2024.6.0 greenlet==3.0.3 h11==0.14.0 httpcore==1.0.5 httpx==0.27.0 huggingface-hub==0.23.4 idna==3.7 jiter==0.4.2 jsonpatch==1.33 jsonpointer==3.0.0 langchain==0.2.5 langchain-anthropic==0.1.15 langchain-core==0.2.9 langchain-openai==0.1.8 langchain-text-splitters==0.2.1 langsmith==0.1.81 multidict==6.0.5 numpy==1.26.4 openai==1.35.3 orjson==3.10.5 packaging==24.1 pydantic==2.7.4 pydantic_core==2.18.4 python-dotenv==1.0.1 PyYAML==6.0.1 regex==2024.5.15 requests==2.32.3 sniffio==1.3.1 SQLAlchemy==2.0.31 tenacity==8.4.1 tiktoken==0.7.0 tokenizers==0.19.1 tqdm==4.66.4 typing_extensions==4.12.2 urllib3==2.2.2 yarl==1.9.4 |
※ pip install python-dotenv langchain langchain-anthropic langchain-openai 명령을 실행했다.