code: def get_kernel_spec(self, kernel_name):
          
          if kernel_name == CURRENT_ENV_KERNEL_NAME:
              return self.kernel_spec_class(
                  resource_dir=ipykernel.kernelspec.RESOURCES,
                  **ipykernel.kernelspec.get_kernel_dict())
          else:
              return super(NbvalKernelspecManager, self).get_kernel_spec(kernel_name)
docs: Returns a :class:`KernelSpec` instance for the given kernel_name.
  
          Raises :exc:`NoSuchKernel` if the given kernel name is not found.