Here's a list of examples which raise some warnings in master:

(updated Jan 2020)

• examples/neural_networks/plot_mnist_filters.py (ConvergenceWarning)
• examples/impute/plot_iterative_imputer_variants_comparison.py (ConvergenceWarning + FutureWarning)
• examples/neural_networks/plot_mlp_alpha.py (ConvergenceWarning)
• examples/plot_partial_dependence_visualization_api.py (FutureWarning)
• examples/applications/wikipedia_principal_eigenvector.py (:77: DeprecationWarning: The 'cachedir' parameter has been deprecated in version 0.12 and will be removed in version 0.14.
  You provided "cachedir='.'", use "location='.'" instead.
  memory = Memory(cachedir="."))
• examples/neighbors/approximate_nearest_neighbors.py (UserWarning: Version 1 of dataset MNIST is inactive, meaning that issues have been found in the dataset. Try using a newer version from this URL: https://www.openml.org/data/v1/download/18689782/MNIST.arff)