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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _transform(self, value):
 """ Applies any defined transformation to the given value """

        if self.transform:
            try:
                value = self.transform(value)
            except:
                import sys
                exc_type, exc_obj, exc_tb = sys.exc_info()
                raise AssertionError('Error applying transformation <{0}>: {2}: {3}'.format(
                    self.transform.__name__, value, exc_type.__name__, exc_obj))

        return value