class_docstr: Test ScatterViz
docstr: Assert that x,y with no features will not raise scatterviz error
docstr_tok: ["Assert","that","x",",","y","with","no","features","will","not","raise","scatterviz","error"]
code: def test_scatter_xy_changes_to_features(self):
      """
      Assert that x,y with no features will not raise scatterviz error
      """
      visualizer = ScatterViz(x="one", y="two")
      assert visualizer.features == ["one", "two"]
  
imports: import pytest
  import numpy
  from unittest import mock
  from tests.base import VisualTestCase
  from yellowbrick.contrib.scatter import *
  from yellowbrick.datasets import load_occupancy
  from yellowbrick.exceptions import YellowbrickValueError
  from yellowbrick.style import palettes
label_desc: Use image node_id 7 for calling the TestScatterViz obj's underlying member method code with example usage: obj.test_scatter_xy_changes_to_features() without return types