code: def test_single_wire_error(bad_wires):
      """Assert error raised when called with only a single wire"""
  
      with pytest.raises(
          ValueError, match="GroverOperator must have at least"
      ):
          qml.GroverOperator(wires=bad_wires)
  
file_path: pennylane/tests/templates/test_subroutines/test_grover.py
imports: import functools
  import itertools
  import pytest
  import numpy
  import pennylane
  from pennylane.ops import Hadamard, PauliZ, MultiControlledX
label_desc: Use image node_id 5 for calling a global function with example usage: test_single_wire_error(bad_wires) without return types