def set_value(self, value):
        self.selected_key = None
        self.selected_item = None
        for k in self.children:
            item = self.children[k]
            item.attributes['selected'] = False
            if value == item.get_value():
                self.selected_key = k
                self.selected_item = item
                self.selected_item.attributes['selected'] = True
Selects an item by the text content of the child.
dataset/ETHPy150Open dddomodossola/remi/remi/gui.py/ListView.set_value