Python-сообщество

def download_file(request):
    file_for_download = urllib2.urlopen('http://www.gravatar.com/avatar/d04439c330146886dad39b200c7f833d?default=retro&size=60')
    response = HttpResponse(mimetype='application/image')
    response['Content-Disposition'] = 'attachment; filename=avatar_of_error256.jpg'
    response.write(file_for_download.read())
    return response

    import requests
    r = requests.get(url)
    file_for_download = urllib2.urlopen(url)
    response = HttpResponse(mimetype=r.headers['content-type'])
    response['Connection'] = 'keep-alive'
    response['Content-Disposition'] = 'attachment; filename=test.mp4'
    tmp=file_for_download.read(1024)
    while(tmp!=''):
        response.write(tmp)
        tmp=file_for_download.read(1024)
    return response

def download_file(request):
    file_for_download = urllib2.urlopen('http://ru.fishki.net/picsw/032013/02/dengi/tn.jpg')
    response = StreamingHttpResponse(read_in_chunks(file_for_download), mimetype='application/image')
    response['Content-Disposition'] = 'attachment; filename=avatar_of_error256.jpg'
    return response
def read_in_chunks(file_object):
    while True:
        data = file_object.read(1024)
        if not data:
            break
        yield data

<?php
        $url = "http://www.test.ru/большой_файл.mp4";
	$headers = get_headers($url, TRUE);
	$name = basename($url);
	header($_SERVER['SERVER_PROTOCOL'] . ' 200 OK');
	header('Content-Length: ' . $headers['Content-Length']);
	header('Accept-Ranges: ' . ( isset($headers['Accept-Ranges']) ? $headers['Accept-Ranges'] : 'bytes' ) );
	header('Date: ' . $headers['Date']);
	header('Content-Type: ' . $headers['Content-Type']);
	header('Last-Modifed: ' . $headers['Last-Modifed']);
	header('Connection: keep-alive');
	header('Content-Disposition: attachment; filename="' . $name . '";');	
	@ob_end_clean();
	$ch = curl_init($url);
	curl_setopt($ch, CURLOPT_NOPROGRESS, false);
	curl_setopt($ch, CURLOPT_WRITEFUNCTION, 'callback');
	curl_setopt($ch, CURLOPT_BUFFERSIZE, 1024);
	curl_exec($ch);
	curl_close($ch);
function callback($ch, $data) {	
	echo $data;
	ob_flush();
	return strlen($data);
}
?>