text: import unittest
  import InheritanceBaseTest
  
  class DerivedClassTests(InheritanceBaseTest.BaseClassTests):
      def test_derived_pass(self):
          pass
  
      def test_derived_fail(self):
          self.assertTrue(False, "Force a failure in derived class test.")
  
  if __name__ == '__main__':
      unittest.main()
  