NameError：未定义名称“images”

Question

我试图使用api进行数据分析，从亚马逊将一些图像导入我的本地计算机

这是我的代码我收到此错误。不知道该怎么做请建议一些解决方案

代码

from PIL import Image
import requests
from io import BytesIO

for index, row in images.iterrows():
        url = row['large_image_url']
        response = requests.get(url)
        img = Image.open(BytesIO(response.content))
        img.save('images/15k_images/'+row['asin']+'.jpeg')

错误

---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
<ipython-input-36-ce8803db815e> in <module>()
      9 from io import BytesIO
     10 
---> 11 for index, row in images.iterrows():
     12         url = row['large_image_url']
     13         response = requests.get(url)

NameError: name 'images' is not defined