class_docstr: An app to install the native kernel spec.
code: def _kernel_spec_manager_default(
      self,
  ) -> KernelSpecManager:  # pragma: no cover
      return KernelSpecManager(data_dir=self.data_dir)
  
imports: from __future__ import annotations
  import errno
  import json
  import os.path
  import sys
  import typing
  from jupyter_core.application import JupyterApp, base_aliases, base_flags
  from traitlets import Bool, Dict, Instance, List, Unicode
  from traitlets.config.application import Application
  from .None import __version__
  from .kernelspec import KernelSpecManager
  from .provisioning.factory import KernelProvisionerFactory
label_desc: Use image node_id 1 for calling the InstallNativeKernelSpec obj's underlying member method code with example usage: obj._kernel_spec_manager_default() and returns: KernelSpecManager