code: def __assert_true(returned):
          '''
          Test if an boolean is True
          '''
          result = "Pass"
          try:
              assert (returned is True), "{0} not True".format(returned)
          except AssertionError as err:
              result = "Fail: " + six.text_type(err)
          return resulf __assert_true(returned):
          '''
          Test if an boolean is True
          '''
          result = "Pass"
          try:
              assert (returned is True), "{0} not True".format(returned)
          except AssertionError as err:
              result = "Fail: " + six.text_type(err)
          return result
docs: Test if an boolean is True