(inventory, items)
return inventory
:param inventory: dict - dictionary of existing inventory.
    :param items: list - list of items to update the inventory with.
    :return:  dict - the inventory dictionary update with the new items.
def add_items(inventory, items):
    """

    :param inventory: dict - dictionary of existing inventory.
    :param items: list - list of items to update the inventory with.
    :return:  dict - the inventory dictionary update with the new items.
    """

    for item in items:
        inventory.setdefault(item, 0)
        inventory[item] += 1
    return inventory
def add_items ( inventory , items ) : for item in items : inventory . setdefault ( item , 0 ) inventory [ item ] += 1 return inventory