matplotlib · ksunden · Aug 21, 2025 · Aug 28, 2025 · Sep 5, 2025 · Sep 5, 2025
diff --git a/ci/codespell-ignore-words.txt b/ci/codespell-ignore-words.txt
@@ -1,5 +1,6 @@
 aas
 ABD
+aother
 axises
 coo
 curvelinear

diff --git a/lib/matplotlib/_data_containers/__init__.py b/lib/matplotlib/_data_containers/__init__.py
diff --git a/lib/matplotlib/_data_containers/_helpers.py b/lib/matplotlib/_data_containers/_helpers.py
@@ -0,0 +1,49 @@
+from .description import Desc, desc_like
+from .conversion_edge import Graph, TransformEdge
+
+
+def containerize_draw(draw_func):
+    def draw(self, renderer, *, graph=None):
+        if graph is None:
+            graph = Graph([])
+
+        implicit_graph = _get_graph(self.axes)
+        return draw_func(self, renderer, graph=graph+implicit_graph)
+
+    return draw
+
+
+def _get_graph(ax):
+    if ax is None:
+        return Graph([])
+    desc: Desc = Desc(("N",), coordinates="data")
+    xy: dict[str, Desc] = {"x": desc, "y": desc}
+    implicit_graph = Graph(
+        [
+            TransformEdge(
+                "data",
+                xy,
+                desc_like(xy, coordinates="axes"),
+                transform=ax.transData - ax.transAxes,
+            ),
+            TransformEdge(
+                "axes",
+                desc_like(xy, coordinates="axes"),
+                desc_like(xy, coordinates="display"),
+                transform=ax.transAxes,
+            ),
+            TransformEdge(
+                "dpi",
+                desc_like(xy, coordinates="display_inches"),
+                desc_like(xy, coordinates="display"),
+                transform=ax.figure.dpi_scale_trans,
+            ),
+        ],
+        aliases=(("parent", "axes"),),
+    )
+    return implicit_graph
+
+
+def check_container(artist, container_cls, operation="This operation"):
+    if not isinstance(artist._container, container_cls):
+        raise TypeError(f"{operation} is not available with a custom container class")
-Original file line number
+Diff line change
@@ -1,5 +1,6 @@
     aas
     ABD
+    aother
     axises
     coo
     curvelinear
@@ Expand Down @@