basemap does not "pip install" cleanly under Python 3.13. Might be related to some of the pinned upper versions of package dependencies? This environment had numpy 1.26.4 installed (so not a numpy 2.0 ...

With a fresh install of latest Miniconda, Python 3.6, it is not possible to change to Python 3.7 in the root environment. However, I do not know if it should work yet. The weird part is that the ...