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Switch documented deprecations in mathtext by __getattr__ deprecations #20944

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Aug 30, 2021
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Switch documented deprecations in mathtext by __getattr__ deprecations #20944

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22 changes: 15 additions & 7 deletions lib/matplotlib/mathtext.py
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Original file line number Diff line number Diff line change
Expand Up @@ -24,19 +24,27 @@
import numpy as np
from PIL import Image

from matplotlib import _api, colors as mcolors, rcParams, _mathtext
from matplotlib import (
_api, colors as mcolors, rcParams, _mathtext, _mathtext_data)
from matplotlib.ft2font import FT2Image, LOAD_NO_HINTING
from matplotlib.font_manager import FontProperties
# Backcompat imports, all are deprecated as of 3.4.
from matplotlib._mathtext import ( # noqa: F401
SHRINK_FACTOR, GROW_FACTOR, NUM_SIZE_LEVELS)
from matplotlib._mathtext_data import ( # noqa: F401
latex_to_bakoma, latex_to_cmex, latex_to_standard, stix_virtual_fonts,
tex2uni)

_log = logging.getLogger(__name__)


@_api.caching_module_getattr
class __getattr__:
locals().update({
name: _api.deprecated("3.4")(
property(lambda self, _mod=mod, _name=name: getattr(_mod, _name)))
for mod, names in [
(_mathtext, ["SHRINK_FACTOR", "GROW_FACTOR", "NUM_SIZE_LEVELS"]),
(_mathtext_data, [
"latex_to_bakoma", "latex_to_cmex", "latex_to_standard",
"stix_virtual_fonts", "tex2uni"])]
for name in names})


get_unicode_index = _mathtext.get_unicode_index
get_unicode_index.__module__ = __name__

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