def run_command_under_r_root(self, cmd, catched=True):
        """
        subprocess run on here
        """
        RPATH = self.path
        with self.cd(newdir=RPATH):
            if catched:
                process = sp.run(cmd, stdout=sp.PIPE, stderr=sp.PIPE)
            else:
                process = sp.run(cmd)
            return process
subprocess run on here