FastAPI文件FileResponse对外http下载服务器，python

import os.path
from pathlib import Path

import uvicorn
from fastapi import FastAPI
from starlette.responses import FileResponse

app = FastAPI(name='file_server')


@app.get("/file/{file_name}")
async def download(file_name: str):
    # 当前目录作为文件系统根目录
    f = os.path.join('./', file_name)

    print(Path(f).name)

    fr = FileResponse(
        path=f,
        filename=Path(f).name,
    )

    return fr


if __name__ == '__main__':
    uvicorn.run(app=app, host="0.0.0.0", debug=True)