pythonを用いたjsonを返却する簡易mockserver

from wsgiref.simple_server import make_server
import json

PORT = 8081
SETTING = [{"PATH":"/api/1","VALUE":
    {"items":[
        {"item1":"test1"},
        {"item2":"test2"}
    ]}},
    {"PATH":"/api/2","VALUE":
    {"items2":[
        {"itemA":"test1"},
    {"itemB":"test2"}
    ]}}
]

def app(environ, start_response):
    path = environ["PATH_INFO"]

    for setting in SETTING:
        if path.startswith(setting["PATH"]):
            status = '200 OK'
            headers = [
            ('Content-type', 'application/json; charset=utf-8'),
            ('Access-Control-Allow-Origin', '*'),
            ]
            start_response(status, headers)
            return [json.dumps(
                setting["VALUE"]
            ).encode("utf-8")]
 
if __name__ == "__main__":
    httpd = make_server('', PORT, app)
    httpd.serve_forever()