python 不确定行数情况下多行输入stopword = '' str = '' for line in iter(raw_input, stopword): str += line + '\n' print(str)版权声明：本文为q996676479原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接和本声明。原文链接：https://blog.csdn.net/q996676479/article/details/81069816