Testuji syntaxhighlighter…

class CurrencyWidget(forms.widgets.MultiWidget):
    std_curr = ['EUR', 'CHF', 'GBP', 'JPY', 'RUB', 'USD']

    def __init__(self, czk=True, attrs=None):
        self._currlist = ((['CZK'] if czk else []) + self.std_curr)
        super(CurrencyWidget, self).__init__((forms.Select(choices=(map((lambda x: [x, x]), self._currlist) + [['OTH', u'Jiná:']]), attrs={'class': 'currsel'}), currw()), attrs)

    def decompress(self, value):
        if value in self._currlist:
            return [value, None]
        else:
            return ['OTH', value]

    def format_output(self, rw):
        return u' '.join(rw).replace('\n', '')

class CurrencyField(forms.MultiValueField):
    def __init__(self, czk=True, *args, **kwargs):
        kwargs['required'] = False
        super(CurrencyField, self).__init__(widget=widgets.CurrencyWidget(czk=czk), fields=(forms.CharField(), forms.CharField(min_length=3, max_length=3)), *args, **kwargs)

    def compress(self, dl):
        if dl:
            return (dl[1].upper() if (dl[0] == 'OTH') else dl[0])
        else:
            return None

    def validate(self, value):
        if not value:
            self.widget.widgets[1].attrs['class'] += ' err'
            raise forms.ValidationError('Currency is required')

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