リツイートのみを取り込みたい

1,指定したユーザーのリツイートしたもののみの画像を取り込みたいです
2,line29の検索部分を変えるだけだと思うがうまくいかない
3,python3.10

retweets
1import os
2import tweepy
3from config import CONFIG
4from time import sleep
5import urllib.error
6import urllib.request
7
8CONSUMER_KEY = CONFIG["CONSUMER_KEY"]
9CONSUMER_SECRET = CONFIG["CONSUMER_SECRET"]
10ACCESS_TOKEN = CONFIG["ACCESS_TOKEN"]
11ACCESS_SECRET = CONFIG["ACCESS_SECRET"]
12
13auth = tweepy.OAuthHandler(CONSUMER_KEY, CONSUMER_SECRET)
14auth.set_access_token(ACCESS_TOKEN, ACCESS_SECRET)
15api = tweepy.API(auth)
16
17
18def download_file(url, dst_path):
19   try:
20       with urllib.request.urlopen(url) as web_file:
21           data = web_file.read()
22           with open(dst_path, mode='wb') as local_file:
23               local_file.write(data)
24   except urllib.error.URLError as e:
25       print(e)
26       
27key_account = input('Enter account name:')
28count_no = int(input('Set search count:'))
29search_results = tweepy.Cursor(api.user_timeline, screen_name=key_account).items(count_no)#ここをリツイートのみ取り込めるようにした
30
31if not os.path.exists(key_account):
32   os.mkdir(key_account)
33
34i = 0
35
36for result in search_results:
37   try:
38       img_url = result.extended_entities['media'][0]['media_url']
39       dst_path = '{0}/{1}.png'.format(key_account,i)
40       download_file(img_url,dst_path)
41       i += 1
42       sleep(1)
43   except:
44       pass