百度地图api进行矩形检索时出现permission denied

还望知道的大神解答一二，感激不尽！下面为源码：
import requests
import json
import math
import pandas as pd
AK="密钥"
service2="http://api.map.baidu.com/place/v2/search?%22
output = "json"
query="工厂"
bounds=30.9783,121.26931,31.00664,121.30282
page_size=20
parameters2= f"query={query}&bounds={bounds}&page_size={page_size}&output={output}&ak={AK}"
url2= service2+ parameters2
response2= requests.get(url2)
text=response2.text
dic=json.loads(text)
dic

没权限，需要申请，题主申请过了？

https://lbsyun.baidu.com/index.php?title=webapi/guide/webservice-placeapi