scikit-learn - Machine Learning in Python A robust library for classical machine learning. It features a uniform API: all objects share the same interface for fitting, transforming, and predicting. When to Use - Classification : Detecting categories (Spam vs. Ham, Disease diagnosis). - Regression : Predicting continuous values (House prices, Stock trends). - Clustering : Grouping similar objects (Market segmentation, Image compression). - Dimensionality Reduction : Reducing feature count while keeping info (PCA, Visualization). - Model Selection : Comparing models and tuning hyperparameters (…