code: def _sort(cls, op_list, wire_map: dict = None):
      return op_list
  
imports: from copy import copy
  import numpy
  import pytest
  import pennylane
  from pennylane.operation import DecompositionUndefinedError
  from pennylane.ops.op_math import CompositeOp, Prod, Sum, SProd
  from pennylane.wires import Wires
label_desc: Use image node_id 5 for calling the ValidOp obj's underlying member method code with example usage: obj._sort(cls, op_list, wire_map) and returns: op_list