vk Api send message with image

import vk
import os
import codecs
import urllib.request
import string
import random
import requests
import json
from functions_support import *
import time

app_id = ''
user_login = ''
user_password = ''
scope = 'messages, wall, photos'
access_token = ""
target_id = ''



def getListedText(messageContentDirectory):
    imageLinks = list()
    textMessages = list()
    listedText = dict()

    for filename in os.listdir(messageContentDirectory):
        messageContentFile = os.path.join(messageContentDirectory, filename)
        targetFile = codecs.open(messageContentFile, "r", encoding='utf8')

        for line in targetFile:
            if line[:3] == "htt":
                imageLinks.append(line.rstrip("\n"))
            else:
                textMessages.append(line)

    listedText["imageLinks"] = imageLinks
    listedText["textMessages"] = textMessages

    return(listedText)


def downloadImages(imageURLList=[]):

    for link in imageURLList:
        randomName = "".join([random.choice(string.ascii_letters)
                              for x in range(15)]) + ".png"
        fullfilename = os.path.join("images/", randomName)
        urllib.request.urlretrieve(link.rstrip("\r"), fullfilename)

    return(getImageFiles("/images/"))


def getImageFiles(directoryFolder):

    imagesDirectory = os.path.dirname(__file__) + directoryFolder

    imageFilenames = list()

    for filename in os.listdir(imagesDirectory):
        imagePath = os.path.join(imagesDirectory, filename)
        imageFilenames.append(imagePath)

    return(imageFilenames)


session = vk.AuthSession(app_id=app_id, user_login=user_login,
                         user_password=user_password, scope=scope)
vkapi = vk.API(session)
vkapi.access_token = access_token

readyImages = getImageFiles("\\readyImages\\")
messageContentDirectory = os.path.dirname(__file__) + "\\folder\\"
readyMessages = getListedText(messageContentDirectory)["textMessages"]
data = vkapi.photos.getMessagesUploadServer(user_id=target_id)

upload_url = data["upload_url"]

for i in range(3):
    files = {'photo': open(random.choice(readyImages), 'rb')}

    response = requests.post(upload_url, files=files)
    result = json.loads(response.text)

    uploadResult = vkapi.photos.saveMessagesPhoto(server=result["server"],
                                                  photo=result["photo"],
                                                  hash=result["hash"])

    vkapi.messages.send(user_id=target_id,
                        message=random.choice(readyMessages),
                        attachment=uploadResult[0]["id"])

    time.sleep(5)