code: def test_create_with_missing_value_bitmap(self):
      sf = self.check_cross_sf.append(
          _tc.SFrame(
              {
                  self.feature: _tc.SArray([None], dtype=_tc.Image),
                  self.target: ["check"],
              }
          )
      )
      try:
          _tc.drawing_classifier.create(sf, self.target)
      except _ToolkitError as e:
          self.assertTrue("dropna" in str(e))
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import os
  import turicreate
  from turicreate.toolkits._main import ToolkitError
  import numpy
  import tempfile
  from array import array
  import sys
  from .None import util
  import unittest
label_desc: Use image node_id 2 for calling the DrawingClassifierTest obj's underlying member method code with example usage: obj.test_create_with_missing_value_bitmap() without return types