# I want to run, run side-edge printing debug log, this time need to open DebugLog Import the urllib.request # (. 1) and using HTTPHander HTTPSHander debuglevel to set the value. 1 httphd = urllib.request.HTTPHandler (= debuglevel. 1 ) httpshd urllib.request.HTTPSHandler = (debuglevel = 1 ) # (2) - the build_opener opener object to create a custom, and with the value (1) as a parameter = opener urllib.request.build_opener (httphd, httpshd) # (. 3) Create install_opener the global default opener object # use our opener installed when so used the urlopen urllib.request.install_opener (opener) # (. 4) subsequent normal operating Data = the urllib.request.urlopen ( " http://edu.51cto.com " )