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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 output_files(self):
 """Returns list of output files from this rule, relative to buildroot. In this case it's simple (for now) - the output files are enumerated in the rule definition. """

        outs = [os.path.join(self.address.repo, self.address.path, x)
                for x in self.params['outs']]
        return outs