1.使用BeautifulSoup库
port requestsport BeautifulSoup
ple'se = requests.get(url)sel.parser')gdg')
gg_tagstg['src'])
2.使用正则表达式
port report requests
ple'se = requests.get(url)gdallgse.text)
gg_urlstg_url)
3.使用xpath
port requestslport etree
ple'se = requests.get(url)lse.text)glg/@src')
gg_urlstg_url)
