feat: complete deprecation of Unscaled

Signed-off-by: nstarman <nstarman@users.noreply.github.com>

astropy/units/format/__init__.py

@@ -22,7 +22,7 @@
 from .cds import CDS
 from .console import Console
 from .fits import FITS
-from .generic import Generic, Unscaled
+from .generic import Generic
 from .latex import Latex, LatexInline
 from .ogip import OGIP
 from .unicode_format import Unicode
@@ -38,7 +38,6 @@
     "LatexInline",
     "OGIP",
     "Unicode",
-    "Unscaled",
     "VOUnit",
     "get_format",
 ]

astropy/units/format/generic.py

@@ -24,7 +24,7 @@
 from fractions import Fraction
 from typing import TYPE_CHECKING
 
-from astropy.utils import classproperty, deprecated, parsing
+from astropy.utils import classproperty, parsing
 from astropy.utils.misc import did_you_mean
 
 from . import core
@@ -661,21 +661,3 @@ def _to_decomposed_alternative(cls, unit: UnitBase) -> str:
             unit = copy(unit)
             unit._scale = 1.0
             return f"{cls.to_string(unit)} (with data multiplied by {scale})"
-
-
-# 2023-02-18: The statement in the docstring is no longer true, the class is not used
-# anywhere so can be safely removed in 6.0.
-@deprecated("5.3", alternative="Generic")
-class Unscaled(Generic):
-    """
-    A format that doesn't display the scale part of the unit, other
-    than that, it is identical to the `Generic` format.
-
-    This is used in some error messages where the scale is irrelevant.
-    """
-
-    @classmethod
-    def to_string(cls, unit):
-        if unit.scale != 1:
-            unit = core.Unit(unit / unit.scale)
-        return super().to_string(unit)