[问题反馈] 第一节执行示例报错

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问题类型

代码运行错误

位置（章节/文件路径）

code/C1/01_langchain_example.py

问题描述

Traceback (most recent call last): File "/workspaces/all-in-rag/code/C1/01_langchain_example.py", line 51, in llm = ChatOpenAI( ^^^^^^^^^^^ File "/home/codespace/miniconda3/envs/all-in-rag/lib/python3.12/site-packages/langchain_core/load/serializable.py", line 130, in init super().init(*args, **kwargs) File "/home/codespace/miniconda3/envs/all-in-rag/lib/python3.12/site-packages/pydantic/main.py", line 263, in init validated_self = self.pydantic_validator.validate_python(data, self_instance=self) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/codespace/miniconda3/envs/all-in-rag/lib/python3.12/site-packages/langchain_openai/chat_models/base.py", line 744, in validate_environment self.root_client = openai.OpenAI(**client_params, **sync_specific) # type: ignore[arg-type] ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/codespace/miniconda3/envs/all-in-rag/lib/python3.12/site-packages/openai/_client.py", line 135, in init raise OpenAIError( openai.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

复现步骤

按照第三节的步骤执行python 01_langchain_example.py报错 是需要自己设置OPENAI_API_KEY吗？

最小可复现代码/命令

python 01_langchain_example.py

环境信息

No response

日志/报错信息与截图