code: def max_min(lhs: float, rhs: float) -> Tuple[float, float]:
      if lhs >= rhs:
          return rhs, lhs
      return lhs, rhs
  
file_path: onnx/onnx/reference/ops/op_non_max_suppression.py
imports: import dataclasses
  from typing import Optional, Tuple
  import numpy
  from onnx.reference.op_run import OpRun
label_desc: Use image node_id 1 for calling a global function with example usage: max_min(lhs, rhs) and returns: lhs,  rhs, rhs,  lhs