Healpy

Healpy is a Python package, currently at version 1.19.0, designed to handle pixelated data on the sphere. It is based on the Hierarchical Equal Area isoLatitude Pixelization (HEALPix) scheme and bundles the HEALPix C++ library. Primarily used in astrophysics and cosmology, Healpy provides tools for map manipulation, spherical harmonic transforms, and visualization of all-sky data.