_selectelement.py 文件源码

def unselect_from_list_by_value(self, locator, *values):
        """Unselects `*values` from list identified by `locator`

        Select list keywords work on both lists and combo boxes. Key attributes for
        select lists are `id` and `name`. See `introduction` for details about
        locating elements.
        """
        if not values:
            raise ValueError("No value given.")
        items_str = "value(s) '%s'" % ", ".join(values)
        self._info("Unselecting %s from list '%s'." % (items_str, locator))

        select = self._get_select_list(locator)
        if not select.is_multiple:
            raise RuntimeError("Keyword 'Unselect from list' works only for multiselect lists.")

        for value in values:
            select.deselect_by_value(value)