text: import nanopores.models.pughpore as pughm
  from nanopores.tools import fields
  import nanopores
  import folders
  
  nanopores.add_params(h=1.)
  functions, mesh = fields.get_functions("pugh_distance", h=h)
  y = functions["y"]
  pughm.Plotter().plot(y, title="distance", interactive=True)
  