import requests
keyword="Python"
url="http://www.baidu.com/s"
try:
kv={'wd':keyword}
r=requests.get(url,params=kv)
print(r.request.url)
r.raise_for_status()
print(len(r.text ))
print(r.text[0:1000])
except:
print("爬取失败")
结果:
1519