code: def threshold(
      a: TensorLikeType,
      threshold: NumberType,
      value: Union[bool, int, float],
      inplace: bool = False,
  ) -> TensorLikeType:
      """
      Reference implementation of torch.nn.functional.threshold
      """
  
      if inplace:
          raise NotImplementedError
  
      return torch.where(a <= threshold, value, a)
  
imports: import math
  from functools import wraps
  from typing import Callable, Optional, Union
  import torch
  import torch._prims
  import torch._prims_common
  import torch._refs
  from torch._decomp import register_decomposition
  from torch._prims_common import ELEMENTWISE_TYPE_PROMOTION_KIND, NumberType, ShapeType, TensorLike, TensorLikeType
  from torch._prims_common.wrappers import elementwise_type_promotion_wrapper, elementwise_unary_scalar_wrapper, out_wrapper
  from torch._refs import _make_inplace
label_desc: Use image node_id 32 for calling a global function with example usage: threshold(a, threshold, value, inplace) and returns: torch