class_docstr: Test ScatterViz
docstr: Assert no errors during scatter visualizer integration - no features
docstr_tok: ["Assert","no","errors","during","scatter","visualizer","integration","-","no","features"]
code: def test_scatter_no_features(self):
      """
      Assert no errors during scatter visualizer integration - no features
      """
      X_two_cols = self.X[:, :2]
      visualizer = ScatterViz()
      visualizer.fit_transform_show(X_two_cols, self.y)
      assert visualizer.features_ == ["Feature One", "Feature 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 4 for calling the TestScatterViz obj's underlying member method code with example usage: obj.test_scatter_no_features() without return types