python http.client 下载网页

import sys, http.client showlines = 6 try: servername, filename = sys.argv[1:] # cmdline args? except: servername, filename = 'learning-python.com', '/index.html'

print(servername, filename) server = http.client.HTTPConnection(servername) # connect to http site/server server.putrequest('GET', filename) # send request and headers server.putheader('Accept', 'text/html') # POST requests work here too server.endheaders() # as do CGI script filenames

reply = server.getresponse() # read reply headers + data if reply.status != 200: # 200 means success print('Error sending request', reply.status, reply.reason) else: data = reply.readlines() # file obj for data received reply.close() # show lines with eoln at end for line in data[:showlines]: # to save, write data to file print(line) # line already has \n, but bytes