[OpenAI API KEY] .env 파일이 없는데 해결 방법이 궁금합니다.

안녕하세요.

uv sync 로 커서에서 실행을 했는데요.

화면에서와 달리 google폴더도 없고, .env 파일도 없습니다.

2.5 웹 검색을 지원하는 Corrective RAG

에서 코드 실행중인데요.

from dotenv import load_dotenv

load_dotenv()

여기서부터 false 가 뜨고요

바로 밑 코드부터 에러가 뜹니다.

---------------------------------------------------------------------------

OpenAIError Traceback (most recent call last)

Cell In[2], line 4

1 from langchain_chroma import Chroma

2 from langchain_openai import OpenAIEmbeddings

----> 4 embedding_function = OpenAIEmbeddings(model='text-embedding-3-large')

6 vector_store = Chroma(

7 embedding_function=embedding_function,

8 collection_name = 'income_tax_collection',

9 persist_directory = './income_tax_collection'

10 )

11 retriever = vector_store.as_retriever(search_kwargs={'k': 3})

[... skipping hidden 1 frame]

File c:\Users\LGCNS\inflearn-langgraph-agent\.venv\Lib\site-packages\langchain_openai\embeddings\base.py:338, in OpenAIEmbeddings.validate_environment(self)

336 self.http_client = httpx.Client(proxy=self.openai_proxy)

337 sync_specific = {"http_client": self.http_client}

--> 338 self.client = openai.OpenAI(**client_params, **sync_specific).embeddings # type: ignore[arg-type]

339 if not self.async_client:

340 if self.openai_proxy and not self.http_async_client:

File c:\Users\LGCNS\inflearn-langgraph-agent\.venv\Lib\site-packages\openai\_client.py:110, in OpenAI.__init__(self, api_key, organization, project, base_url, websocket_base_url, timeout, max_retries, default_headers, default_query, http_client, strictresponse_validation)

108 api_key = os.environ.get("OPENAI_API_KEY")

109 if api_key is None:

--> 110 raise OpenAIError(

111 "The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable"

112 )

113 self.api_key = api_key

115 if organization is None:

OpenAIError: The api_key client option must be set either by passing api_key to the client or by setting the OPENAI_API_KEY environment variable

찾아보니 OPENAI_API_KEY가 없어서 뜨는 에러 같은데 어떻게 설정하면 되나요?