code: def get_precision(self):
      if self.inc or self.pot or self.fx:
          return "int8"
      if self.bf16:
          return "bf16"
      if self.fp16:
          return "fp16"
      return "fp32"
  
file_path: BigDL/python/nano/src/bigdl/nano/utils/common/optimizer/acceleration_option.py
imports: from abc import abstractmethod
  from typing import Optional, List, Set, Dict
  from bigdl.nano.utils.common import _inc_checker, _ipex_checker, _onnxruntime_checker, _openvino_checker
label_desc: Use image node_id 2 for calling the AccelerationOption obj's underlying member method code with example usage: obj.get_precision() and returns: str, str, str, str