class_docstr: Custom HTML iframe widget for trame viewer.
class_docstr_tok: ["Custom","HTML","iframe","widget","for","trame","viewer","."]
docstr: Get the src URL.
docstr_tok: ["Get","the","src","URL","."]
code: def src(self):  # numpydoc ignore=RT01
      """Get the src URL."""
      return self._src
  
imports: import asyncio
  import logging
  import os
  import warnings
  from trame.widgets import html, vtk, vuetify, vuetify3
  import pyvista
  from pyvista.trame.ui import UI_TITLE, get_viewer
  from pyvista.trame.views import CLOSED_PLOTTER_ERROR, get_server
label_desc: Use image node_id 3 for calling the Widget obj's underlying member method code with example usage: obj.src() and returns: self