本帖最后由 luck 于 2018-2-28 09:38 编辑 + j i! `3 o/ r- V
( q* ^ ~; k7 z; M$ e6 U刚才我己安装python,然后进 行了以下步骤
% I" c* i7 o/ \+ T附件>运行>CMD 打开了cmd窗口,输入pip install requests ,如下图 7 O; A, X \ V3 |$ c0 S$ O. H& Y
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然后呢,怎么办,把下面这段代码放到上面的窗口中吗?+ l0 t; t7 l" G% e& N' [
import requests
" K7 a% {( r2 Q! G7 ^headers = {"user-agent": "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.86 Safari/537.36" }' j5 r6 m8 G3 q/ d# _) A
url = "https://www.aliexpress.com/category/5090301/mobile-phones.html"( w! L1 W4 p" S3 O4 f x
response = requests.get(url, headers=headers)
2 x7 b9 k5 e' Z" Z/ q0 c: zhtml = etree.HTML(response.content)) }8 b; I* @. V( |" `/ Q
print(response.text)
8 o0 c3 M) _0 N5 G ubtlist= html.xpath(".//h3[@class='icon-hotproduct']/a/@title")4 s' r1 y& R, d( h" d
for title in btlist:
9 T5 y, @& H: B" @5 r4 A, ~! o print(title) 这是输入后的结果
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/ q8 N6 w7 L. b" s怎么办?: F8 y, ^4 C: r l' y: s
原谅我太笨了,谢谢!
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