Сергей Горностаев

import requests
from xml.etree import ElementTree as ET

response = requests.get('http://site.com/api/', stream=True)

tree = ET.fromstring(response.content)

for currency in tree.findall('currency'):
    title = currency.find('title_alias').text
    print(title)

    rates = currency.find('rates')
    print('\tBuy: ' + rates.find('buy_rate').text)
    print('\tSell: ' + rates.find('sell_rate').text)

$('.multiple').on('change', 'input[value=""]', function() {
  var i = 0;
  var n = $('.file').length;
  var items = n + 1;
  $(this).attr("id",'contact_attachment' + items)
  $('.multiple').prepend('<input class="btn-review file full " type="file" multiple name="contact_attachment1" id="contact_attachment " value=""/>');
});

<a class="container" data-color="1" href="#">blablabla</a>

$('a.container').click(function(e) {
  e.preventDefault();
  var color = $(this).data('color');
  $('.img_box').css('background' , 'url(img/color' + color + '.jpg)');
});

$('#faf-filters-4 input').change(function() {
    var alias = $(this).data('alias');
    $('fieldset').not('#faf-filters-4').find('input').each(function() {
         $(this).prop('disabled', true);
    });
    switch(alias) {
        case 'kvartira':
            $('#faf-filters-5 input').each(function() {
                 $(this).prop('disabled', false);
             });
             break;
        ...
    }
});

$('fieldset[data-alias="' + alias + '"] input').each(function() {
    $(this).prop('disabled', false);
});

urlpatterns = [
    ...
    url(r'^favicon\.ico$', RedirectView.as_view(url='/static/img/favicon.ico', permanent=True)),
    ...
]

import numbers
b = sorted([x for x in a if isinstance(x, numbers.Number)])
sum(b[-2:])

import numbers
import heapq

b = [x for x in a if isinstance(x, numbers.Number)]
sum(heapq.nlargest(2, b))

List<Integer> list1 = new ArrayList<>(Arrays.asList(10,20,60,30,22,70,89));

from itertools import zip_longest
{k: v for k, v in zip_longest(a, b) if k is not None}