code: def fixture_openfermion_support():
      """Fixture to determine whether openfermion and openfermionpyscf are installed."""
      # pylint: disable=unused-import
      try:
          import openfermion
          import openfermionpyscf
  
          openfermion_support = True
      except ModuleNotFoundError:
          openfermion_support = False
  
      return openfermion_support
  
imports: import shutil
  import pytest
  import pennylane
label_desc: Use image node_id 4 for calling a global function with example usage: fixture_openfermion_support() and returns: openfermion_support