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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 fetch_task_output(self):
 """ Read in the output file """

        # Read in the output file
        if os.path.isfile(os.path.join(self.tmp_dir, "job.out")):
            with open(os.path.join(self.tmp_dir, "job.out"), "r") as f_out:
                outputs = f_out.readlines()
        else:
            outputs = ''
        return outputs