code: def test_plot_from_grid(self):
      g = self.upload_and_return_grid()
      url = py.plot(
          [Scatter(xsrc=g[0].id, ysrc=g[1].id)],
          auto_open=False,
          filename="plot from grid",
      )
      return url, g
  
imports: from __future__ import absolute_import
  import random
  import string
  from unittest import skip
  from chart_studio import plotly
  from chart_studio.exceptions import InputError, PlotlyRequestError
  from _plotly_utils.exceptions import PlotlyError
  from plotly.graph_objs import Scatter
  from chart_studio.grid_objs import Column, Grid
  from chart_studio.plotly import parse_grid_id_args
  from chart_studio.tests.utils import PlotlyTestCase
label_desc: Use image node_id 9 for calling the GridTest obj's underlying member method code with example usage: obj.test_plot_from_grid() and returns: url,  g