refactoring.py 文件源码

def diff(self):
        texts = []
        for old_path, (new_path, old_l, new_l) in self.change_dct.items():
            if old_path:
                udiff = difflib.unified_diff(old_l, new_l)
            else:
                udiff = difflib.unified_diff(old_l, new_l, old_path, new_path)
            texts.append('\n'.join(udiff))
        return '\n'.join(texts)