How to use valid_value method in Kiwi

Best Python code snippet using Kiwi_python

validator.py

Source:validator.py

...73            if self.default:74                return "", self.default75            return "", None76        if self.valid_value:77            parsed_value = self.valid_value(value)78            if parsed_value is None:79                error_msg = "{} {} is not valid".format(name, value)80            elif self.arg_type is not None and self.arg_type is not type(parsed_value):81                logging.warning("arg_type is {} but valid_value returned {}. They should match"82                            .format(self.arg_type, type(parsed_value)))83            return error_msg, parsed_value84        assert value is not None and self.valid_value is None and error_msg == "" and self.arg_type is not None85        if self.arg_type is list:  # Parsing to a list requires special processing86            error_msg, parsed_value = _parse_param_to_list(name, value)87            if error_msg:88                return error_msg, parsed_value89        else:90            try:91                parsed_value = self.arg_type(value)...

test_conversion.py

Source:test_conversion.py

1# -*- Mode: Python -*-2import unittest3from common import gtk, gobject4class Tests(unittest.TestCase):5    def testUnicharArg(self):6        """ Test unichar values when used as arguments. """7        entry = gtk.Entry()8        for valid_value in ['a', u'b', u'\ufff0', u'\ufff0'.encode()]:9            entry.set_invisible_char(valid_value)10            self.assertEqual(entry.get_invisible_char(),11                             unicode(valid_value),12                             valid_value)13        for invalid_value in ('12', None, 1, ''):14            try:15                entry.set_invisible_char(invalid_value)16            except:17                pass18            else:19                raise AssertionError(20                    'exception not raised on invalid value w/ '21                    'set_invisible_char: %s'  % invalid_value)22    def testUnicharProperty(self):23        """ Test unichar values when used as properties. """24        entry = gtk.Entry()25        for valid_value in ['a', u'b', u'\ufff0', u'\ufff0'.encode()]:26            entry.set_property('invisible_char', valid_value)27            self.assertEqual(entry.get_property('invisible_char'),28                             valid_value, valid_value)29        for invalid_value in ('12', None, 1, ''):30            try:31                entry.set_property('invisible_char', invalid_value)32            except TypeError:33                pass34            else:35                raise AssertionError(36                    'exception not raised on invalid value w/ '37                    'set_invisible_char: %s'  % invalid_value)38    def testUnicharConstructor(self):39        for valid_value in ['a', u'b', u'\ufff0', u'\ufff0'.encode()]:40            entry = gobject.new(gtk.Entry, invisible_char=valid_value)41            self.assertEqual(entry.get_property('invisible_char'),42                             valid_value, valid_value)43    def testUIntArg(self):44        child = gtk.DrawingArea()45        table = gtk.Table(2, 2, False)46        table.attach(child, 1, 2, 0, 1, ypadding=2)47        self.assertEqual(table.child_get_property(child, 'y-padding'), 2)48        child = gtk.DrawingArea()49        table.attach(child, 1, 2, 0, 1, ypadding=2L)50        self.assertEqual(table.child_get_property(child, 'y-padding'), 2)51if __name__ == '__main__':...

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