GET 方法    

>>> import httplib   
>>> conn = httplib.HTTPConnection("www.python.org")   
>>> conn.request("GET", "/index.html")   
>>> r1 = conn.getresponse()   
>>> print r1.status, r1.reason   
200 OK   
>>> data1 = r1.read()   
>>> conn.request("GET", "/parrot.spam")   
>>> r2 = conn.getresponse()   
>>> print r2.status, r2.reason   
404 Not Found   
>>> data2 = r2.read()   
>>> conn.close() 

HEAD 方法    

>>> import httplib   
>>> conn = httplib.HTTPConnection("www.python.org")   
>>> conn.request("HEAD","/index.html")   
>>> res = conn.getresponse()   
>>> print res.status, res.reason   
200 OK   
>>> data = res.read()   
>>> print len(data)   
0  
>>> data == ''   
True 

[代码]POST 方法    

>>> import httplib, urllib   
>>> params = urllib.urlencode({'spam': 1, 'eggs': 2, 'bacon': 0})   
>>> headers = {"Content-type": "application/x-www-form-urlencoded",   
...            "Accept": "text/plain"}   
>>> conn = httplib.HTTPConnection("musi-cal.mojam.com:80")   
>>> conn.request("POST", "/cgi-bin/query", params, headers)   
>>> response = conn.getresponse()   
>>> print response.status, response.reason   
200 OK   
>>> data = response.read()   
>>> conn.close()