python 2-->python 3网络库api对应关系

urllibPython 2 namePython 3 nameurllib.urlopen() Deprecated. See urllib.request.urlopen() which mirrorsurllib2.urlopen() urllib.urlretrieve() urllib.request.urlretrieve() urllib.urlcleanup() urllib.request.urlcleanup() urllib.quote() urllib.parse.quote() urllib.quote_plus() urllib.parse.quote_plus() urllib.unquote() urllib.parse.unquote() urllib.unquote_plus() urllib.parse.unquote_plus() urllib.urlencode() urllib.parse.urlencode() urllib.pathname2url() urllib.request.pathname2url() urllib.url2pathname() urllib.request.url2pathname() urllib.getproxies() urllib.request.getproxies() urllib.URLopener urllib.request.URLopener urllib.FancyURLopener urllib.request.FancyURLopener urllib.ContentTooShortError urllib.error.ContentTooShortErrorPython 2 namePython 3 nameurllib2.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.Requesturllib2.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