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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 run(self):
 """ Run sdist, then 'rpmbuild' the tar.gz """

        os.system("cp python-bugzilla.spec /tmp")
        try:
            os.system("rm -rf python-bugzilla-%s" % get_version())
            self.run_command('sdist')
            os.system('rpmbuild -ta --clean dist/python-bugzilla-%s.tar.gz' %
                      get_version())
        finally:
            os.system("mv /tmp/python-bugzilla.spec .")