Interpret inverse_flattening = 0 as spherical datum in mapping.py#1920

Merged

dopplershift merged 8 commits intoUnidata:mainfrom lbunting:projections

Jul 1, 2021

+23-2

Commits on Jun 18, 2021

Fixing inverseflattening = 0, failing test_globe_spheroid()
lbunting
committed

Commits on Jun 24, 2021

Commits on Jun 30, 2021

changed test: semi_major_axis and semi_minor_axis instead of earth_radius
lbunting
committed