flask 返回图片

code

from flask import Flask,Response
from flask_restful import Api, Resource, reqparse
import  werkzeug

app = Flask(__name__)
api = Api(app)

class Uploads(Resource):
    def post(self):
        parser = reqparse.RequestParser()
        parser.add_argument('file', type=werkzeug.FileStorage,location='files', action='append')
        args = parser.parse_args()
        files = args.file 
        for file in files:
            file.save('test.jpeg')
        return {'msg': '文件上传成功！'}


class download(Resource):
    def get(self):
        with open("test.jpeg", 'rb') as f:
            image = f.read()
        return Response(image, mimetype='image/jpeg')


api.add_resource(Uploads, '/upload')
api.add_resource(download, '/download')



if __name__ == '__main__':
  app.run(debug=True)

访问图片