code: def _kernel_spec_manager_default(self):
      return KernelSpecManager(data_dir=self.data_dir)
  
imports: from __future__ import print_function
  import errno
  import os.path
  import sys
  import json
  from traitlets.config.application import Application
  from jupyter_core.application import JupyterApp, base_flags, base_aliases
  from traitlets import Instance, Dict, Unicode, Bool, List
  from .None import __version__
  from .kernelspec import KernelSpecManager
label_desc: Use image node_id 1 for calling the InstallKernelSpec obj's underlying member method code with example usage: obj._kernel_spec_manager_default() and returns: KernelSpecManager