Scikit-learn

Scikit-learn is a popular ML library with many classification/regression models and data processing functions. However, it's not intended for deep learning since it does not support GPU acceleration.

scikit-learn: machine learning in Python — scikit-learn 1.9.0 documentationscikit-learn.org

The scikit-learn library includes many useful functions for processing datasets, including cross-validation, spliting datasets for training and testing, etc.