ririuwu03

Results 2 issues of ririuwu03

Package for poppler v20.**.0 # Checklist: - [x] I have confirmed that [poppler-feedstock](https://github.com/conda-forge/poppler-feedstock) has been updated. - [x] I have bumped `package.sh` `POPPLER_VERSION` to the current build.

which tensorflow to install with python 3.7.9 for this project