def content_download(request, content_id):
    content = models.Content.objects.get(pk=content_id)
    response = StreamingHttpResponse(open(content.file, "r"))
    response["Content-Type"] = "application/octet-stream"
    response["Content-Disposition"] = 'attachment; filename="%s"' % os.path.basename(
        content.file
    )
    return response