How to use the autocorrect.init function in autocorrect

from flask import Flask, request, redirect, url_for
from flask import send_from_directory
from werkzeug.utils import secure_filename

import autocorrect
import receiptparser

# Store pics temporarily on api server
OCR_SCRIPT = './ocr.sh'
UPLOAD_FOLDER = 'uploads/'
STATIC_FOLDER = '../web-client/'
ALLOWED_EXTENSIONS = set(['png','jpg','jpeg','gif'])

app = Flask(__name__)
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
autocorrect.init('wordlist.txt')


def allowed_file(filename):
    return '.' in filename and \
        filename.rsplit('.', 1)[1] in ALLOWED_EXTENSIONS


def optical_character_recognition(imagepath):
    """ Does OCR on an image and returns tuple:
        (raw text, autocorrected text, parsed receipt data) """
    
    # Process image with ImageMagick
    tempimagepath = os.path.join(app.config['UPLOAD_FOLDER'], 'temp.png')
    im_proc = subprocess.Popen(['convert',imagepath,'-resize','600x800',
                                '-blur','2','-lat','8x8-2%',tempimagepath],
                                stdout=subprocess.PIPE)