[MRG] accelerate plot_successive_halving_iterations.py example #21598#21612

adrinjalali merged 4 commits intoscikit-learn:mainscikit-learn/scikit-learn:mainfrom

sply88:accelerate-plot_successive_halving_iterations.pysply88/scikit-learn:accelerate-plot_successive_halving_iterations.pyCopy head branch name to clipboard