Downloads the file on the given url and saves it to the current directory.

downloader.py

#!/usr/bin/env python3
import os
import os.path
import requests

def dl(url):
    '''
    Downloads the file on the given url and saves it to the current directory.
    '''
    r = requests.get(url)
    if r.status_code >= 400:
        print('File not found at URL %s' % url)
        return
    filename = url.split('/')[-1]
    with open(filename, 'wb') as f:
        f.write(r.content)
    print('Successfully downloaded %s from %s/' % (filename, ('/').join(url.split('/')[:-1])))
    f.close()

if __name__ == '__main__':
    url = input('Enter URL of the file to download: ')
    dl(url)