class_docstr: Base class for module
code: def __del__(self):
      check_call(_LIB.DGLModFree(self.handle))
  
imports: from __future__ import absolute_import
  import ctypes
  import sys
  from .base import _FFI_MODE, _LIB, c_str, check_call, py_str, string_types
label_desc: Use image node_id 2 for calling the ModuleBase obj's underlying member method code with example usage: obj.__del__() without return types