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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 cleanup(self):
 """ Stops any running entities in the prefix and uninitializes it, usually you want to do this if you are going to remove the prefix afterwards Returns: None """

        with LogTask('Stop prefix'):
            self.stop()
        with LogTask("Tag prefix as uninitialized"):
            os.unlink(self.paths.prefix_lagofile())