code: def custom_wires_fixture(request):
      """Custom wire mapping for Pennylane<->OpenFermion conversion"""
      return request.param
  
imports: import os
  import sys
  import pytest
  import pennylane
  from pennylane import numpy
  from pennylane import qchem
  from pennylane.operation import disable_new_opmath, enable_new_opmath
label_desc: Use image node_id 2 for calling a global function with example usage: custom_wires_fixture(request) and returns: request