code: def wire_order(tape):
      fig, ax = tape_mpl(tape, wire_order=[3, 2, 1, 0])
  
      plt.savefig(folder / "wire_order.png")
      plt.close()
  
file_path: pennylane/doc/_static/tape_mpl/tape_mpl_examples.py
imports: import pathlib
  import matplotlib.pyplot
  import pennylane
  from pennylane.drawer import tape_mpl, use_style
label_desc: Use image node_id 3 for calling a global function with example usage: wire_order(tape) without return types