生成 requirements.txt

pip freeze > requirements.txt 

fastapi

pip install fastapi
pip install "uvicorn[standard]"

运行

# uvicorn [文件]:[fastapi 对象] --reload --port [端口号]
# uvicorn main:app --reload --port 5000
python main.py

swagger 地址

http://127.0.0.1:5000/docs