Results 3 issues of S

while working on this project I had experienced an IOError even after executing the prepro.py before train.py. Here's a google collaborator link of the project https://colab.research.google.com/drive/1Zi_KsAmDp9UjB1I-qkWFry91IHwv7R_y?usp=sharing

[merged code](https://github.com/pymc-devs/pymc-experimental/pull/64)

fixes #17655

Paddle Frontend