def get_texts()

in code/run_eval_prm_trl.py [0:0]


    def get_texts(self):
        """Returns the lists with each problem and solution steps concatenated
        with the separator. 
        """
        return [
            self.sep.join((self.problem, *self.steps[:i])) + self.sep
            for i, step in enumerate(self.steps, start=1)
        ]