Method take_action

Lib/test/test_optparse.py:1072–1078

(self, action, dest, opt, value, values, parser)

        TYPED_ACTIONS = Option.TYPED_ACTIONS + ("extend",)

        def take_action(self, action, dest, opt, value, values, parser):
            if action == "extend":
                lvalue = value.split(",")
                values.ensure_value(dest, []).extend(lvalue)
            else:
                Option.take_action(self, action, dest, opt, parser, value,
                                   values)

    def test_extend_add_action(self):
        self.assertParseOK(["-afoo,bar", "--apple=blah"],