code: def test_raises_typeerror_if_for_json_not_true_with_object(self):
      self.assertRaises(TypeError, json.dumps, ForJson())
      self.assertRaises(
          TypeError, json.dumps, ForJson(), for_json=False
      )
  
imports: import unittest
  import simplejson
label_desc: Use image node_id 12 for calling the TestForJson obj's underlying member method code with example usage: obj.test_raises_typeerror_if_for_json_not_true_with_object() without return types