code: def __init__(self, *_: Any, **__: Any) -> None:
      raise NotImplementedError(
          "The `IPUAccelerator` class has been moved to an external package."
          " Install the extension package as `pip install lightning-graphcore`"
          " and import with `from lightning_graphcore import IPUAccelerator`."
          " Please see: https://github.com/Lightning-AI/lightning-Graphcore for more details."
      )
  
file_path: pytorch-lightning/src/lightning/pytorch/_graveyard/ipu.py
imports: import sys
  from typing import Any
  import lightning.pytorch
label_desc: Use image node_id 1 to create a new IPUAccelerator object  with example: obj = IPUAccelerator()