.../stsci/tools/nmpfit.py:8: UserWarning: NMPFIT is deprecated - stsci.tools v 3.5 is the last version to contain it.
warnings.warn("NMPFIT is deprecated - stsci.tools v 3.5 is the last version to contain it.")
.../stsci/tools/gfit.py:18: UserWarning: GFIT is deprecated - stsci.tools v 3.4.12 is the last version to contain it.Use astropy.modeling instead.
warnings.warn("GFIT is deprecated - stsci.tools v 3.4.12 is the last version to contain it."
stsci.tools
deprecation warnings:gfit
shows up inmktrace
: https://github.com/spacetelescope/stistools/blob/master/stistools/mktrace.py#L8