Update yuzu EA from mediafire folder

yuzuUpdater_mediafire.py

#!/usr/bin/env python3
__version__ = '1.0.1'

import os
import re
import sys
import json
import shutil
import zipfile

import requests

def download_file(url, filename):
    r = requests.get(url, stream=True)
    total_size = int(r.headers.get('content-length', 0))
    block_size = 4096
    current_size = 0
    char_size = total_size // 80
    with open(filename, 'wb') as f:
        for data in r.iter_content(block_size):
            current_size += len(data)
            while current_size >= char_size:
                current_size -= char_size
                print('#', end='', flush=True)
            f.write(data)

VERSION_FILENAME = 'Version.txt'
MF_FOLDER_KEY = 'rrat84il8xewc'
API_URL = ('http://www.mediafire.com/api/1.5/folder/get_content.php'
           '?folder_key={}&content_type=files'
           '&order_by=created&order_direction=desc'
           '&response_format=json').format(MF_FOLDER_KEY)

try:
    r  = requests.get(API_URL).text
    mfolder = json.loads(r)
    mfile = mfolder['response']['folder_content']['files'][0]
    filename = mfile['filename']
    link = mfile['links']['normal_download']
    version = int(re.search('Yuzu Early Access (\\d+)', filename).group(1))
except Exception as e:
    print('Parse Error: https://www.mediafire.com/folder/{}'.format(MF_FOLDER_KEY))
    print('{}: {}'.format(sys.exc_info()[0].__name__, e))
    input('Press any key...')
    sys.exit()

try:
    version_file = open(VERSION_FILENAME, 'r+')
except OSError:
    with open(VERSION_FILENAME, 'w+') as f:
        f.write('0')
    version_file = open(VERSION_FILENAME, 'r+')

for line in version_file:
    pass
current = int(line)

if version > current:
    print('Downloading newest version ' + str(version) + ', please wait!')
    try:
        download_file(link, 'yuzu.zip')
    except Exception as e:
        print('Download Error. {}: {}'.format(sys.exc_info()[0].__name__, e))
        input('Press any key...')
        sys.exit()
    print()
    print('Extracting files!')
    try:
        with zipfile.ZipFile('yuzu.zip', 'r') as zip_ref:
            zip_ref.extractall('yuzu')
        shutil.copytree('yuzu/Yuzu Early Access ' + str(version) + ' (Update)/Yuzu Early Access',
                        os.getcwd(), dirs_exist_ok=True)
        shutil.rmtree('yuzu')
        version_file.seek(0)
        version_file.write(str(version))
        version_file.truncate()
        version_file.close()
        print('Done!')
    except:
        print('File has not been uploaded yet, please try again later!')
    else:
        os.remove('yuzu.zip')
else:
    print('You are on the newest version (' + str(current) + ')!')
input('Press any key...')