docstr: Verify that creating a model with wrong fields fails
docstr_tok: ["Verify","that","creating","a","model","with","wrong","fields","fails"]
code: def test_invalid_model(self):
      """
      Verify that creating a model with wrong fields fails
      """
      with self.assertRaises(RuntimeError):
          model = tc.activity_classifier.create(
              self.data,
              features=self.features,
              target="wrong",
              session_id=self.session_id,
              prediction_window=self.prediction_window,
              validation_set=None,
          )
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  import unittest
  import turicreate
  import random
  import tempfile
  import math
  import numpy
  from numbers import Number
  from .None import util
  import pytest
  from turicreate.toolkits._internal_utils import _mac_ver
  from turicreate.toolkits._main import ToolkitError
  import uuid
label_desc: Use image node_id 10 for calling the ActivityClassifierCreateStressTests obj's underlying member method code with example usage: obj.test_invalid_model() without return types