def _construct_unique_id(self, id_prefix, lines):
        text = []
        for line in lines:
            if isinstance(line, str):
                text.append(line)
            elif isinstance(line, CodeAnswer):
                text.append(line.dump())
        return id_prefix + '\n' + '\n'.join(text)
Constructs a unique ID for a particular prompt in this case,
dataset/ETHPy150Open Cal-CS-61A-Staff/ok-client/client/sources/common/interpreter.py/CodeCase._construct_unique_id