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