* BUG: Allow (arg-)partition to accept `uint64` indices

* DEP: Deprecate the use of booleans as (arg-)partition indices

* TST,DEP: Add tests for the `parametrize` bool-index-deprecation

* TST: Add more dtype-based tests for (arg-)partition

* DOC: Add a release note for the (arg-)partition boolean deprecation

* DEP: Explicitly mention numpy 1.22 in the (arg-)partition deprecation warning

Co-Authored-By: Sebastian Berg <sebastian@sipsolutions.net>

Co-authored-by: Sebastian Berg <sebastian@sipsolutions.net>

* keepdims added to np.argmin,np.argmax

* Added release notes entry

* tested for axis=None,keepdims=True

* Apply suggestions from code review

* updated interface

* updated interface

* API changed, implementation to be done

* Added reshape approach to C implementation

* buggy implementation without reshape

* TestArgMax, TestArgMin fixed, comments added

* Fixed for matrix

* removed unrequired changes

* fixed CI failure

* fixed linting issue

* PyArray_ArgMaxKeepdims now only modifies shape and strides

* Comments added to PyArray_ArgMaxKeepdims

* Updated implementation of PyArray_ArgMinKeepdims to match with PyArray_ArgMaxKeepdims

* Testing complete for PyArray_ArgMinKeepdims and PyArray_ArgMaxKeepdims

* PyArray_ArgMinWithKeepdims both keepdims=True and keepdims=False

* matched implementation of PyArray_ArgMaxKeepdims and PyArray_ArgMinKeepdims

* simplified implementation

* Added missing comment

* removed unwanted header

* addressed all the reviews

* Removing unwanted changes

* fixed docs

* Added new lines

* restored annotations

* parametrized test

* Apply suggestions from code review

Co-authored-by: Sebastian Berg <sebastian@sipsolutions.net>

* keyword handling now done in np.argmin/np.argmax

* corrected indendation

* used with pytest.riases(ValueError)

* fixed release notes

* removed PyArray_ArgMaxWithKeepdims and PyArray_ArgMinWithKeepdims from public C-API

* Apply suggestions from code review

Co-authored-by: Eric Wieser <wieser.eric@gmail.com>

* Apply suggestions from code review

Co-authored-by: Eric Wieser <wieser.eric@gmail.com>

Co-authored-by: Sebastian Berg <sebastian@sipsolutions.net>
Co-authored-by: Eric Wieser <wieser.eric@gmail.com>

A few places were missed, so the docs switched back to `np.min`/`np.max`
partway through the examples. These are not statically typed anymore
since 1.21.

Add note and example potential differences with np.sum.

Co-authored-by: Matti Picus <matti.picus@gmail.com>

Co-authored-by: Matthias Bussonnier <bussonniermatthias@gmail.com>