python post传输文件脚本

#coding=utf-8
from BaseHTTPServer import BaseHTTPRequestHandler
import cgi
class   PostHandler(BaseHTTPRequestHandler):
    def do_POST(self):
        form = cgi.FieldStorage(
            fp=self.rfile,
            headers=self.headers,
            environ={'REQUEST_METHOD':'POST',
            'CONTENT_TYPE':self.headers['Content-Type'],
                }       
            )       
        self.send_response(200)
        self.end_headers()
        self.wfile.write('Client: %sn ' % str(self.client_address) )
        self.wfile.write('User-agent: %sn' % str(self.headers['user-agent']))
        self.wfile.write('Path: %sn'%self.path)
        self.wfile.write('Form data:n')
        for field in form.keys():
            field_item = form[field]
            filename = field_item.filename
            filevalue  = field_item.value
            filesize = len(filevalue)#文件大小(字节)
            print len(filevalue)
            with open(filename.decode('utf-8')+'a','wb') as f:
                f.write(filevalue)
        return  

if __name__=='__main__':
    from BaseHTTPServer import HTTPServer
    sever = HTTPServer(('0.0.0.0',8000),PostHandler)
    print 'Starting server, use <Ctrl-C> to stop'
    sever.serve_forever()

#coding=utf-8
import requests
url = 'http://xxxxxxxxxxxxxxxxxxx:8000'
path = u'/Users/test/student/py/myspider.py'
print path
files = {'file': open(path, 'rb')}
r = requests.post(url, files=files)