Kaggle

Access your API token

https://www.analyticsvidhya.com/blog/2021/06/how-to-load-kaggle-datasets-directly-into-google-colab/ 

Download data and unzip

put kaggle.json in /Users/ray/.kaggle

$ kaggle competitions download -c COMPETITION

$ unzip COMPETITION.zip

$ rm -rf COMPETITION.zip

Download data

$ kaggle datasets download olgabelitskaya/flower-color-images

$ unzip flower-color-images

$ kaggle competitions download -c carvana-image-masking-challenge

Submit an entry

kaggle competitions submit -f FILE_NAME -m "submission" COMPETITION

References

Regression

https://www.kaggle.com/serigne/stacked-regressions-top-4-on-leaderboard