class_docstr: Example for using extension class in c++
code: def _tvm_handle(self):
      return self.handle.value
  
file_path: tvm/apps/extension/python/tvm_ext/__init__.py
imports: from __future__ import absolute_import
  import os
  import ctypes
  import tvm
  from tvm import te
label_desc: Use image node_id 1 for calling the IntVec obj's underlying member method code with example usage: obj._tvm_handle() and returns: self