本帖最后由 luck 于 2018-2-28 09:38 编辑
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刚才我己安装python,然后进 行了以下步骤9 `. I9 b. w0 v& i4 v B
附件>运行>CMD 打开了cmd窗口,输入pip install requests ,如下图
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1 ~8 @; C) U1 U8 D/ o, J然后呢,怎么办,把下面这段代码放到上面的窗口中吗?
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! f8 R$ L: v, zheaders = {"user-agent": "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.86 Safari/537.36" } q9 h/ Z: ^4 C* U; `: b
url = "https://www.aliexpress.com/category/5090301/mobile-phones.html" {0 l6 ?% M6 d! Z# v9 x8 H: ^
response = requests.get(url, headers=headers)9 S% U& _6 |$ i3 G( x9 y
html = etree.HTML(response.content)
! F9 u' Y+ K- G0 ^( f. O' P$ W. Sprint(response.text)
" V0 k# G! a9 H- K* F/ {6 Wbtlist= html.xpath(".//h3[@class='icon-hotproduct']/a/@title")) X4 I- p, k$ l
for title in btlist:! {( H' r2 q: f. P7 t2 @; ?* O
print(title) 这是输入后的结果
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# U3 M& k( o6 S0 k/ j2 ], ~$ f& }* {* u怎么办?2 Q. F! K4 L A7 S4 m/ X! k
原谅我太笨了,谢谢!
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