import shutil
import tempfile

import requests


def download(url):
    r = requests.get(url, stream=True)
    try:
        r.raise_for_status()
        lf = tempfile.NamedTemporaryFile()
        r.raw.decode_content = True
        shutil.copyfileobj(r.raw, lf)
        return lf
    except requests.HTTPError:
        return None