Shorten URL or a file with URLS

ShortenUrl.py

import requests
import os
def clearscreen():
    print('\n'*50)
links = []
print('''==== Welcome To ezme.ir URL shortener ====
========= Coded By: Raid7 =========
''')
fileorurl = input('(F)ile or (U)rl?: ').lower()
ProcessThis = input('File or URL to shorten: ')
clearscreen()
def shorten(url):
    with requests.get('http://ezme.ir/api.php?url={}'.format(url)) as req:
        parse = str(req.content)
        parse = parse.replace('b\'','')
        parse = parse.replace('\'','')
        return parse


if fileorurl == 'f':
    try:
        with open(ProcessThis) as f:
            for line in f.readlines():
                link = shorten(line)
                links.append(link+'\n')
                print(link+':\033[32m{}\033[0m'.format(line))
        print('-+-+'*25+'\n')
        save = input('Would you like to save the links?(y/n)').lower()
        if save =='y':
            with open('SHORT_{}'.format(ProcessThis),'a') as s:
                s.writelines(links)
                print('SAVED AT: {}'.format(s.name))
                print('\n-=-=-=-=-=-[\033[32mDONE\033[0m]-=-=-=-=-=-')
    except Exception as e:
        print('ERROR:\n{}'.format(e))
else:
    print(shorten(ProcessThis))