记得要加上headers，否则会报错，被认为是爬虫。
import requests
import json
import random
import string
import os
word=input("请输入关键词：")
print(word)
max_value=100
current_value=0
i=0
headers={'User-Agent':"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"}
while current_value<max_value:
url=f"https://image.baidu.com/search/acjson?tn=resultjson_com&logid=10080522294965570219&ipn=rj&ct=201326592&is=&fp=result&fr=&word={word}&queryWord=%E5%A4%96%E6%98%9F%E4%BA%BA&cl=2&lm=-1&ie=utf-8&oe=utf-8&adpicid=&st=-1&z=&ic=&hd=&latest=©right=&s=&se=&tab=&width=&height=&face=0&istype=2&qc=&nc=1&expermode=&nojc=&isAsync=&pn={current_value}&rn=30&gsm=1e&1706710087306="
result=requests.get(url,headers=headers)
json_str=result.content
json_doc=str(json_str,'utf-8')
imageResult=json.loads(json_doc)
print(imageResult)
data=imageResult['data']
for record in data:
url=record.get('middleURL')
if url!=None:
print('正在*载下**图片：',url)
r=requests.get(url)
with open(fr"C:\xx\xxx\xxxxx\xxxxx\百度搜索图片\{i}.jpg",'wb') as f:
f.write(r.content)
f.close()
i+=1
current_value+=30