old_contents: from .channels import (
      InProcessShellChannel,
      InProcessIOPubChannel,
      InProcessStdInChannel,
      InProcessHBChannel,
  )
  from .client import InProcessKernelClient
  from .manager import InProcessKernelManager
new_contents: from .channels import (
      InProcessShellChannel,
      InProcessIOPubChannel,
      InProcessStdInChannel,
      InProcessHBChannel,
  )
  from .ipkernel import InProcessKernel
  from .client import InProcessKernelClient
  from .manager import InProcessKernelManager
subject: add InProcessKernel to kernel.inprocess