LangGraph

一、基础环境

uv venv -p 3.13
source .venv/Scripts/activate

uv pip install --upgrade "langgraph-cli[inmem]"
mkdir demo
langgraph new ./demo --template react-agent-python
cd demo
uv pip install -e .
touch .env

uv pip install langgraph langchain-community langchain-openai tavily-python

export TAVILY_API_KEY=""
export LANGCHAIN_TRACING_V2="true"
export LANGCHAIN_API_KEY=""

uv pip install langchain-deepseek

os.environ["DEEPSEEK_API_KEY"]

uv pip install "langgraph-cli[inmem]"

uv pip install dashscope