def showTree(request):
    return {"tutorial": "Little Dummy"}
    returnValue=""
    
    #a = MessageClientSend(MessageAttr.listServers,{"yay":"yay"})
    a = MessageClientSend("dotgraph",{"yay":"yay"})
    #create an INET, STREAMing socket
    s = socket.socket(
        socket.AF_INET, socket.SOCK_STREAM)
    #now connect to the web server on port 80
    # - the normal http port
    print "trying to connect"
    #print a.toxml()
    s.connect(("127.0.0.1", PORT))
    s.send(a.toxml())
    data = s.recv (1024)
    if data:
        messageGen = Message()
        reply = messageGen.parse(data)
        
        reply.getCommand()
        returnValue=html.fromstring(reply.getDataDict()["Dot"][0]).text
        
    s.close()
    return Response(returnValue)
def getDataFromServer(command,paramsDict={},noReturn=False):
    ''' Send a command to the Ockle server, and return the responce dict
     
    :param command: The command to send
    :param paramsDict: the dictionary that is sent with command arguments
    :param noReturn: Should we not expect a reply. Used in cases were we want to restart the Ockle server
    :return: A dict with the response data, None if we failed to connect
    '''
    returnValue=""
    def recv(sendMessage,noReturn):
        ''' Loop to receive a message'''
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.settimeout(SOCKET_TIMEOUT)
        n = ''
        data = ''
        try:
            s.connect((OCKLE_SERVER_HOSTNAME, PORT))
            s.sendall(str(len(sendMessage)) +":" +sendMessage)
            
            if noReturn:
                s.close()
                return None,None
            else:
                while 1:
                    c = s.recv(1)
                    if c == ':':
                        break
                    n += c
    
                n = int(n)
                while n > 0:
                    data += s.recv(n)
                    n -= len(data)
                s.close()
                print data
                return None, data
        except socket.error as e:
            s.close()
            return e, None
        
    a = MessageClientSend(command,paramsDict)
    m, data = recv(a.toxml(),noReturn)
    #print 'recv: ', 'error=', m, 'data=', data
    if data:
        messageGen = Message()
        print "got the following data:"
        print data
        reply = messageGen.parse(data)
        returnValue= reply.getDataDict()
        if type(returnValue) == dict:
            returnValue = trimOneObjectListsFromDict(returnValue)

    return returnValue