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1. ²âÊÔÒ³ÃæÊÇ·ñ¿É·ÃÎʵģ»
1.1 HTTP request status = 200, Ò³ÃæÏÂÔØÕýÈ·
from urllib import urlopen
# set up
url = None
# test
url = urlopen('http://www.baidu.com')
assert url.getcode() == 200
# clean up
del url
1.2 ÏÂÃæ¿¼ÂǸü¶àµÄ²âÊԵ㣬±ÈÈç¸÷ÖÖURL£¬¶Ë¿Ú£¬´úÀí£¬RequestÊý¾ÝÒÔ¼°Cookie.
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