code: def get_qmin_qmax(self):
      assert (
          "qmin" in self._fields and "qmax" in self._fields
      ), "Can not found qmin & qmax in TensorQuantSetting"
      return self._fields["qmin"], self._fields["qmax"]
  
file_path: nni/nni/compression/utils/quantization/settings.py
imports: from typing import Any, Optional
  from .literal import QuantDtype, QuantType, QuantScheme
  from .utils import calculate_qmin_qmax, get_bits_length
label_desc: Use image node_id 4 for calling the TensorQuantSetting obj's underlying member method code with example usage: obj.get_qmin_qmax() and returns: self,  self