Modeling workflows: Data Tools worked examples

Connect preparation, fitting and evaluation without crossing data boundaries.

• scikit-learn fit, transform and predict: keep learned state inside training

  Run an imputer-scaler-classifier pipeline, inspect fitted statistics and verify that prediction does not refit preprocessing on held-out data.

  tutorial · 4 min read

• Machine learning code in Python: your first model in about 30 lines

  A complete, runnable scikit-learn example: load a built-in dataset, split it, beat a baseline, fit a model and evaluate it, with every line explained.

  tutorial · 8 min read