Backport PR #29607: Correct doc for axvline arg x which sets x not y

gdmcbain · meeseeksmachine · commit df643efae781 · 2025-02-12T02:49:12.000Z
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -823,7 +823,7 @@ def axvline(self, x=0, ymin=0, ymax=1, **kwargs):
         Parameters
         ----------
         x : float, default: 0
-            y position in :ref:`data coordinates <coordinate-systems>`.
+            x position in :ref:`data coordinates <coordinate-systems>`.
 
         ymin : float, default: 0
             The start y-position in :ref:`axes coordinates <coordinate-systems>`.
