Python2 urllib2 与 Python3 urllib.request API对照

最新推荐文章于 2021-02-19 17:27:09 发布

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本文对比了Python2与Python3中urllib库的不同之处，详细列举了从urllib2到urllib.request的主要类和方法的变化，包括但不限于urlopen、install_opener、build_opener等。

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原创 2016年10月04日 02:26:58

python2	python3
urllib2.urlopen()	urllib.request.urlopen()
urllib2.install_opener()	urllib.request.install_opener()
urllib2.build_opener()	urllib.request.build_opener()
urllib2.URLError	urllib.error.URLError
urllib2.HTTPError	urllib.error.HTTPError
urllib2.Request	urllib.request.Request
urllib2.OpenerDirector	urllib.request.OpenerDirector
urllib2.BaseHandler	urllib.request.BaseHandler
urllib2.HTTPDefaultErrorHandler	urllib.request.HTTPDefaultErrorHandler
urllib2.HTTPRedirectHandler	urllib.request.HTTPRedirectHandler
urllib2.HTTPCookieProcessor	urllib.request.HTTPCookieProcessor
urllib2.ProxyHandler	urllib.request.ProxyHandler
urllib2.HTTPPasswordMgr	urllib.request.HTTPPasswordMgr
urllib2.HTTPPasswordMgrWithDefaultRealm	urllib.request.HTTPPasswordMgrWithDefaultRealm
urllib2.AbstractBasicAuthHandler	urllib.request.AbstractBasicAuthHandler
urllib2.HTTPBasicAuthHandler	urllib.request.HTTPBasicAuthHandler
urllib2.ProxyBasicAuthHandler	urllib.request.ProxyBasicAuthHandler
urllib2.AbstractDigestAuthHandler	urllib.request.AbstractDigestAuthHandler
urllib2.HTTPDigestAuthHandler	urllib.request.HTTPDigestAuthHandler
urllib2.ProxyDigestAuthHandler	urllib.request.ProxyDigestAuthHandler
urllib2.HTTPHandler	urllib.request.HTTPHandler
urllib2.HTTPSHandler	urllib.request.HTTPSHandler
urllib2.FileHandler	urllib.request.FileHandler
urllib2.FTPHandler	urllib.request.FTPHandler
urllib2.CacheFTPHandler	urllib.request.CacheFTPHandler
urllib2.UnknownHandler	urllib.request.UnknownHandler