启动

fastapi开发

uvicorn生产

1. 通过uvicorn.run()启动，其中test02为当前py文件，app为FastAPI的实例对象，这样启动默认为http://127.0.0.1:8000，当然也可以更改host和port

2. 通过命令uvicorn test02:app --reload      其中--reload ：可以自动重启

3. fastapi启动

   fastapi dev main.py
   

   https://www.cnblogs.com/u-damowang1/p/16016130.html

   https://fastapi.tiangolo.com/zh/python-types/

   https://fastapi.tiangolo.com/

demo

import uvicorn
import numpy as np
from fastapi import File, UploadFile, HTTPException, FastAPI

import cv2
import requests
import os

app = FastAPI()

@app.get('/')
async def root():
    return {"msg": "Hello World"}
 
if __name__ == '__main__':
    uvicorn.run('image_text_analysis:app', host='localhost', port=8000, reload=True)