code: def plot_mesh(
      vertices,
      triangles,
      subplot=[1, 1, 1],
      title="mesh",
      el=90,
      az=-90,
      lwdt=0.1,
      dist=6,
      color="grey",
  ):
      """
      plot the mesh
      Args:
              vertices: [nver, 3]
              triangles: [ntri, 3]
      """
      ax = plt.subplot(
          subplot[0], subplot[1], subplot[2], projection="3d"
      )
      ax.plot_trisurf(
          vertices[:, 0],
          vertices[:, 1],
          vertices[:, 2],
          triangles=triangles,
          lw=lwdt,
          color=color,
          alpha=1,
      )
      ax.axis("off")
      ax.view_init(elev=el, azim=az)
      ax.dist = dist
      plt.title(title)
  
file_path: insightface/python-package/insightface/thirdparty/face3d/mesh/vis.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  import matplotlib.pyplot
  from skimage import measure
  from mpl_toolkits.mplot3d import Axes3D
label_desc: Use image node_id 1 for calling a global function with example usage: plot_mesh(vertices, triangles, subplot, title, el, az, lwdt, dist, color) without return types