Kaggle Submission Error: Submission CSV Not Found

记录一下kaggle提交时的这个问题。相关解决方案很少。

看题目问题很直接，没有保存CSV文件。

但其实上save version的时候是没有报错的，存在submission.csv文件。

但提交后却报错，信息如下：

Submission CSV Not Found

Your notebook did not output the expected submission file (typically submission.csv). The rerun of your notebook appears to have completed, but when we looked for your submission file, it wasn't there. See more debugging tips

点开更多信息，如下：

Submission CSV Not Found: Your notebook did not output the expected submission file (often submission.csv). The rerun of your notebook appears to have completed, but when we looked for your submission file, it wasn't there. This means it's possible to have bugs/errors upstream that halted execution and prevented the file fr