…earn#16069)

… within each split (scikit-learn#16085)

…learn#16072)

…it-learn#16090)

…rn#16098)

…#16092)

…-learn#14616)

…rn#16106)

…cikit-learn#16042)

* removed warn_on_dtype

* removed parameters to check_is_fitted

* all_estimators parameters

* deprecated n_components attribute in AgglomerativeClustering

* change default of base.score for multioutput

* removed lots of useless decorators?

* changed default of copy in quantil_transform

* removed six.py

* nmf default value of init param

* raise error instead of warning in LinearDiscriminantAnalysis

* removed label param in hamming_loss

* updated method parameter of power_transform

* pep8

* changed default value of min_impurity_split

* removed assert_false and assert_true

* added and fixed versionchanged directives

* reset min_impurity_split default to None

* fixed LDA issue

* fixed some test

* more docstrings updates

* set min_impurity_decrease for test to pass

* upate docstring example

* fixed doctest

* removed multiouput.score since it's now consistent with the default

* deprecate least_angle parameter combination

* remove support for l1 or l2 loss in svm

* removed linear_assignment.py

* add test

…rn#14075)

…arn#16108)

…16037)

…16040)

…-learn#16076)

…cikit-learn#16105)

…16117)

…16125)

…earn#16132)

…it-learn#16154)

…taset (scikit-learn#16345)

…it-learn#16620)

…t-learn#16627)

…ikit-learn#14300)

Co-authored-by: Christian Lorentzen <lorentzen.ch@googlemail.com>
Co-authored-by: Olivier Grisel <olivier.grisel@ensta.org>
Co-authored-by: Nicolas Hug <contact@nicolas-hug.com>

…6547)

…arn#16640)

Co-authored-by: JohanWork

…#16539)

…rn#16629)

…learn#16633)

…n#16585)

Co-authored-by: Thomas J Fan <thomasjpfan@gmail.com>
Co-authored-by: Guillaume Lemaitre <g.lemaitre58@gmail.com>