class sklearn.exceptions.EfficiencyWarning
class sklearn.exceptions.NonBLASDotWarning
class sklearn.exceptions.DataDimensionalityWarning
class sklearn.exceptions.ChangedBehaviorWarning
class sklearn.exceptions.UndefinedMetricWarning
class sklearn.exceptions.DataConversionWarning
class sklearn.exceptions.ConvergenceWarning
class sklearn.exceptions.NotFittedError
class sklearn.exceptions.FitFailedWarning