code: def set_depth(self, idx):
      return self._async_queue("set_depth", "view_method", idx)
  
imports: import asyncio
  from random import random
  from functools import partial
  from .dispatch import async_queue, subscribe, unsubscribe
label_desc: Use image node_id 10 for calling the PerspectiveViewProxy obj's underlying member method code with example usage: obj.set_depth(idx) and returns: self