code: def wires_labels(circuit):
      fig, ax = draw_mpl(
          circuit,
          wire_options={"color": "teal", "linewidth": 5},
          label_options={"size": 20},
      )(1.2345, 1.2345)
      plt.savefig(folder / "wires_labels.png")
      plt.close()
  
file_path: pennylane/doc/_static/draw_mpl/draw_mpl_examples.py
imports: import pathlib
  import matplotlib.pyplot
  import pennylane
  from pennylane import draw_mpl
label_desc: Use image node_id 8 for calling a global function with example usage: wires_labels(circuit) without return types