import locale

namespace = {}

currency = self.get_property('currency')
price = self.get_property('price')
currencies = root.get_currency(currency)
for x in [d for d in currencies if d['is_selected'] == True]:
    if x['id'] == 'EUR':
        locale.setlocale(locale.LC_ALL,('fr', 'ascii'))
        price = locale.format('%.2f', price, True)
        format = '%s %s' % (price, x['sign'])
    else:
        locale.setlocale(locale.LC_ALL,('en', 'ascii'))
        price = locale.format('%.2f', price, True)
        format = '%s %s' % (x['sign'], price)
    
    namespace['price'] = format