class_docstr: A simple Device/CPU Array object in runtime.
docstr: context of this array
docstr_tok: ["context","of","this","array"]
code: def context(self):
      """context of this array"""
      return self.ctx
  
imports: from __future__ import absolute_import
  import ctypes
  import sys
  import numpy
  from .base import _FFI_MODE, _LIB, c_array, c_str, check_call, string_types
  from .runtime_ctypes import dgl_shape_index_t, DGLArray, DGLArrayHandle, DGLContext, DGLDataType, TypeCode
label_desc: Use image node_id 4 for calling the NDArrayBase obj's underlying member method code with example usage: obj.context() and returns: self