matplotlib · greglucas · Jan 7, 2025 · Jan 7, 2025
diff --git a/lib/matplotlib/axes/_base.py b/lib/matplotlib/axes/_base.py
@@ -565,12 +565,6 @@ class _AxesBase(martist.Artist):
    dataLim: mtransforms.Bbox
    """The bounding `.Bbox` enclosing all data displayed in the Axes."""

-    @property
-    def _axis_map(self):
-        """A mapping of axis names, e.g. 'x', to `Axis` instances."""
-        return {name: getattr(self, f"{name}axis")
-                for name in self._axis_names}
-
    def __str__(self):
        return "{0}({1[0]:g},{1[1]:g};{1[2]:g}x{1[3]:g})".format(
            type(self).__name__, self._position.bounds)
@@ -685,6 +679,9 @@ def __init__(self, fig,

        # this call may differ for non-sep axes, e.g., polar
        self._init_axis()
+        self._axis_map = {
+            name: getattr(self, f"{name}axis") for name in self._axis_names
+        }  # A mapping of axis names, e.g. 'x', to `Axis` instances.
        self._facecolor = mpl._val_or_rc(facecolor, 'axes.facecolor')
        self._frameon = frameon
        self.set_axisbelow(mpl.rcParams['axes.axisbelow'])

diff --git a/lib/matplotlib/axes/_base.pyi b/lib/matplotlib/axes/_base.pyi
@@ -5,7 +5,7 @@ from collections.abc import Callable, Iterable, Iterator, Sequence
 from matplotlib import cbook
 from matplotlib.artist import Artist
 from matplotlib.axes import Axes
-from matplotlib.axis import XAxis, YAxis, Tick
+from matplotlib.axis import Axis, XAxis, YAxis, Tick
 from matplotlib.backend_bases import RendererBase, MouseButton, MouseEvent
 from matplotlib.cbook import CallbackRegistry
 from matplotlib.container import Container
@@ -62,6 +62,7 @@ class _AxesBase(martist.Artist):
    child_axes: list[_AxesBase]
    legend_: Legend | None
    title: Text
+    _axis_map: dict[str, Axis]
    _projection_init: Any

    def __init__(