investigate the namaster problem in the installation:
configure: error: could not find the cfitsio library
ERROR: failed to configure HEALPix. Check CFITSIO is installed and reachable.
error: Failed to install libchealpix.
[end of output]
note: This error originates from a subprocess, and is likely not a problem with pip.
error: legacy-install-failure
× Encountered error while trying to install package.
╰─> pymaster
investigate the namaster problem in the installation: