Backport PR #13667: Fix incorrect signature in axis() doc.

dstansby · MeeseeksDev[bot] · commit 1dcf51b16e25 · 2019-03-14T12:42:07.000Z
diff --git a/lib/matplotlib/axes/_base.py b/lib/matplotlib/axes/_base.py
@@ -1596,7 +1596,7 @@ def axis(self, *args, **kwargs):
         Call signatures::
 
           xmin, xmax, ymin, ymax = axis()
-          xmin, xmax, ymin, ymax = axis(xmin, xmax, ymin, ymax)
+          xmin, xmax, ymin, ymax = axis([xmin, xmax, ymin, ymax])
           xmin, xmax, ymin, ymax = axis(option)
           xmin, xmax, ymin, ymax = axis(**kwargs)
 
