Python переменные POST

from sys import version as python_version
from cgi import parse_header, parse_multipart
if python_version.startswith('3'):
	from urllib.parse import parse_qs
	from http.server import BaseHTTPRequestHandler
else:
	from urlparse import parse_qs

import BaseHTTPServer
import clementineDriver as Clementine
import web as Web
import functionality as Functionality
import config

#import os

class RequestHandler (BaseHTTPServer.BaseHTTPRequestHandler):
	
		
	def do_POST (self):
		ctype, pdict = parse_header(self.headers.getheader("content-type"))
		action = '--'
		
		if ctype == 'multipart/form-data':
			postvars = parse_multipart(self.rfile, pdict)
		elif ctype == 'application/x-www-form-urlencoded':
			length = int(self.headers.getheader('content-length'))
			postvars = parse_qs(self.rfile.read(length), keep_blank_values=1)
		else:
			postvars = {}
		
			
		self.sendHttpHeaders("text/html")
		self.wfile.write(postvars)
		return

----------------------------------------
Exception happened during processing of request from ('127.0.0.1', 47447)
Traceback (most recent call last):
  File "/usr/lib/python2.7/SocketServer.py", line 295, in _handle_request_noblock
    self.process_request(request, client_address)
  File "/usr/lib/python2.7/SocketServer.py", line 321, in process_request
    self.finish_request(request, client_address)
  File "/usr/lib/python2.7/SocketServer.py", line 334, in finish_request
    self.RequestHandlerClass(request, client_address, self)
  File "/usr/lib/python2.7/SocketServer.py", line 649, in __init__
    self.handle()
  File "/usr/lib/python2.7/BaseHTTPServer.py", line 340, in handle
    self.handle_one_request()
  File "/usr/lib/python2.7/BaseHTTPServer.py", line 328, in handle_one_request
    method()
  File "/home/alex/.config/Clementine/wui/http.py", line 46, in do_POST
    postvars = parse_multipart(self.rfile, pdict)
  File "/usr/lib/python2.7/cgi.py", line 223, in parse_multipart
    % (boundary,))
ValueError: Invalid boundary in multipart form: ''
----------------------------------------