downloads.py

urls = { "filename": "http://url" }
ftp_urls = { "filename": "ftp://url" }

def pull_files():
        for file in ftp_urls:
            urllib.urlretrieve(file)
        for key, value in urls.items():
            with open(key, 'wb') as handle:
                response = requests.get(value, stream=True)
                if not response.ok:
                    sys.exit(1)
                for block in response.iter_content(1024):
                    handle.write(block)