def update_priority(self, tree_idx_list, priority_list):
        """ Update priorities of the elements in the tree """
        for tree_idx, priority, segment_tree in zip(tree_idx_list, priority_list, self.segment_trees):
            segment_tree.update(tree_idx, priority)
def update_priority ( self , tree_idx_list , priority_list ) : for tree_idx , priority , segment_tree in zip ( tree_idx_list , priority_list , self . segment_trees ) : segment_tree . update ( tree_idx , priority )
Update priorities of the elements in the tree