cfriedland5

The current overloads for MutableMapping.update() allow the use of keyword arguments even if the key type isn't str. I think it's possible to put a type hint on self so...

Astroid's understanding of [numpy.concatenate](https://numpy.org/doc/stable/reference/generated/numpy.concatenate.html#numpy-concatenate)'s signature is missing the _dtype_ parameter, which numpy has provided since 1.20. https://github.com/pylint-dev/astroid/blob/fe45efe65671cb1177105c14e315f0c8927fedb2/astroid/brain/brain_numpy_core_multiarray.py#L42-L43 It is also missing the _casting_ parameter and it probably makes sense to...

Overload DataArray's argmin and argmax methods on dim parameter

1

### Is your feature request related to a problem? DataArray's argmin and argmax methods currently have a return type of `Self | dict[Hashable, Self]`. However, based on the argument provided...