#!/usr/bin/env python
# -*- coding: utf-8 -*-

import maya.cmds as cmds

def edit_blend_shape(index, blend_shape):
    """
    编辑混合变形目标
    
    参数:
        index (int): 目标索引
        blend_shape (str): 混合变形节点名称
    """
    try:
        # 重置当前雕刻目标
        cmds.sculptTarget(blend_shape, edit=True, target=-1)
        
        # 设置新的雕刻目标
        cmds.sculptTarget(blend_shape, edit=True, target=index)
    except:
        pass