code: def unique(x: NdarrayTensor, **kwargs) -> NdarrayTensor:
      """`torch.unique` with equivalent implementation for numpy.
  
      Args:
          x: array/tensor.
      """
      return (
          np.unique(x, **kwargs)
          if isinstance(x, (np.ndarray, list))
          else torch.unique(x, **kwargs)
      )
  
imports: from __future__ import annotations
  from collections.abc import Sequence
  from typing import TypeVar
  import numpy
  import torch
  from monai.config.type_definitions import NdarrayOrTensor, NdarrayTensor
  from monai.utils.misc import is_module_ver_at_least
  from monai.utils.type_conversion import convert_data_type, convert_to_dst_type
label_desc: Use image node_id 25 for calling a global function with example usage: unique(x) and returns: unknown