python socket and SSL example

import socket
import ssl
import hashlib
import httplib
import OpenSSL
def main():
    get_req="""GET / HTTP/1.1
Host: www.baidu.com
Connection: keep-alive
Accept: text/html

"""
    try:
        getsc=socket.socket(socket.AF_INET)
        getsc.settimeout(15)
        addr=socket.getaddrinfo('www.baidu.com',80)
        getsc.connect((addr[0][4][0],80))
        getsc.sendall(get_req)
        totaldata=[]
        #resp=getsc.recv(8192)
        #print resp
        while True:
            outbuffer=getsc.recv(8192)
            if not outbuffer:
                break
            totaldata.append(outbuffer)
        print ''.join(totaldata)
    except Exception as e:
        print totaldata
    finally:
        getsc.close()
def test01():
    certs=ssl.get_server_certificate(('www.baidu.com',443))
    pkey=OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM,certs)
    #sha=hashlib.sha1()
    #sha.update(certs)
    dig=pkey.digest('sha1')
    print dig
if __name__ == '__main__':
    main()