matplotlib · ksunden · May 8, 2026 · May 8, 2026
diff --git a/lib/matplotlib/_api/__init__.pyi b/lib/matplotlib/_api/__init__.pyi
@@ -41,9 +41,7 @@ def check_isinstance(
 def list_suggestion_error_msg(name: str, potential: Any, values: Sequence[Any]) -> str: ...
 def check_in_list(values: Sequence[Any], /, **kwargs: Any) -> None: ...
 def check_shape(shape: tuple[int | None, ...], /, **kwargs: NDArray) -> None: ...
-def getitem_checked(
-        mapping: Mapping[Any, _T], /, _error_cls: type[Exception], **kwargs: Any
-) -> _T: ...
+def getitem_checked(mapping: Mapping[Any, _T], /, _error_cls: type[Exception] = ..., **kwargs: Any) -> _T: ...
 def caching_module_getattr(cls: type) -> Callable[[str], Any]: ...
 @overload
 def define_aliases(

diff --git a/lib/matplotlib/_mathtext.py b/lib/matplotlib/_mathtext.py
@@ -1721,8 +1721,8 @@ def ship(box: Box, xy: tuple[float, float] = (0, 0)) -> Output:
     off_h = ox
     off_v = oy + box.height
     output = Output(box)
-
     phantom: list[bool] = []
+
     def render(node, *args):
         if not any(phantom):
             node.render(*args)

diff --git a/lib/matplotlib/backend_bases.pyi b/lib/matplotlib/backend_bases.pyi
@@ -15,7 +15,7 @@ from matplotlib.figure import Figure
 from matplotlib.font_manager import FontProperties
 from matplotlib.path import Path
 from matplotlib.texmanager import TexManager
-from matplotlib.text import Text
+from matplotlib.text import Text, TextToPath
 from matplotlib.transforms import Bbox, BboxBase, Transform, TransformedPath
 
 from collections.abc import Callable, Iterable, Sequence
@@ -40,6 +40,7 @@ def register_backend(
 def get_registered_canvas_class(format: str) -> type[FigureCanvasBase]: ...
 
 class RendererBase:
+    _text2path: TextToPath
     def __init__(self) -> None: ...
     def open_group(self, s: str, gid: str | None = ...) -> None: ...
     def close_group(self, s: str) -> None: ...

diff --git a/lib/matplotlib/backends/_backend_pdf_ps.py b/lib/matplotlib/backends/_backend_pdf_ps.py
@@ -18,6 +18,7 @@
 
 
 if typing.TYPE_CHECKING:
+    from .font_manager import FontPath
     from .ft2font import CharacterCodeType, FT2Font, GlyphIndexType
     from fontTools.ttLib import TTFont
 
@@ -34,7 +35,7 @@ def _cached_get_afm_from_fname(fname):
         return AFM(fh)
 
 
-def get_glyphs_subset(fontfile: str, glyphs: set[GlyphIndexType]) -> TTFont:
+def get_glyphs_subset(fontfile: FontPath, glyphs: set[GlyphIndexType]) -> TTFont:
     """
     Subset a TTF font.
 
@@ -199,7 +200,7 @@ def __init__(self, subset_size: int = 0):
         self.subset_size = subset_size
 
     def track(self, font: FT2Font, s: str,
-              features: tuple[str, ...] | None = ...,
+              features: tuple[str, ...] | None = None,
               language: str | tuple[tuple[str, int, int], ...] | None = None
               ) -> list[tuple[int, CharacterCodeType]]:
         """

diff --git a/lib/matplotlib/backends/backend_cairo.py b/lib/matplotlib/backends/backend_cairo.py
@@ -254,7 +254,10 @@ def _draw_mathtext(self, gc, x, y, s, prop, angle):
             ctx.new_path()
             ctx.select_font_face(*_cairo_font_args_from_font_prop(ttfFontProperty(font)))
             ctx.set_font_size(self.points_to_pixels(fontsize))
-            ctx.show_glyphs([(idx, ox, -oy) for _, _, idx, ox, oy in font_glyphs])
+            ctx.show_glyphs([
+                (glyph_index, ox, -oy)
+                for _font, _size, _ccode, glyph_index, ox, oy in font_glyphs
+            ])
 
         for ox, oy, w, h in rects:
             ctx.new_path()

diff --git a/lib/matplotlib/dviread.py b/lib/matplotlib/dviread.py
@@ -121,7 +121,7 @@ def glyph_name_or_index(self):
         # control all involved versions and are deeply familiar with the
         # implementation", but a further mapping bug was fixed in luaotfload
         # commit 8f2dca4, first included in v3.23).
-        entry = self._get_pdftexmap_entry()
+        entry = PsfontsMap(find_tex_file("pdftex.map"))[self.font.texname]
         return (_parse_enc(entry.encoding)[self.glyph]
                 if entry.encoding is not None else self.glyph)
 

diff --git a/lib/matplotlib/font_manager.pyi b/lib/matplotlib/font_manager.pyi
@@ -133,11 +133,19 @@ class FontManager:
         self,
         prop: str | FontProperties,
         fontext: Literal["ttf", "afm"] = ...,
-        directory: str | None = ...,
+        directory: str | os.PathLike | None = ...,
         fallback_to_default: bool = ...,
         rebuild_if_missing: bool = ...,
     ) -> FontPath: ...
     def get_font_names(self) -> list[str]: ...
+    def _find_fonts_by_props(
+        self,
+        prop: str | FontProperties,
+        fontext: Literal["ttf", "afm"] = ...,
+        directory: str | os.PathLike | None = ...,
+        fallback_to_default: bool = ...,
+        rebuild_if_missing: bool = ...,
+    ) -> list[FontPath]: ...
 
 def is_opentype_cff_font(filename: str) -> bool: ...
 def get_font(
@@ -149,8 +157,8 @@ fontManager: FontManager
 def findfont(
     prop: str | FontProperties,
     fontext: Literal["ttf", "afm"] = ...,
-    directory: str | None = ...,
+    directory: str | os.PathLike | None = ...,
     fallback_to_default: bool = ...,
     rebuild_if_missing: bool = ...,
-) -> str: ...
+) -> FontPath: ...
 def get_font_names() -> list[str]: ...
diff --git a/lib/matplotlib/ft2font.pyi b/lib/matplotlib/ft2font.pyi
@@ -239,7 +239,8 @@ class FT2Font(Buffer):
         *,
         face_index: int = ...,
         _fallback_list: list[FT2Font] | None = ...,
-        _kerning_factor: int | None = ...
+        _kerning_factor: int | None = ...,
+        _warn_if_used: bool = ...,
     ) -> None: ...
     if sys.version_info[:2] >= (3, 12):
         def __buffer__(self, /, flags: int) -> memoryview: ...