Merge pull request #19488 from anntzer/inverted

tacaswell · web-flow · commit e69c490fc552 · 2021-02-10T15:22:23.000-05:00
MNT: Prefer `tr1-tr2` to `tr1+tr2.inverted()`.
diff --git a/lib/matplotlib/lines.py b/lib/matplotlib/lines.py
@@ -1432,8 +1432,7 @@ def __init__(self, xy1, xy2, slope, **kwargs):
 
     def get_transform(self):
         ax = self.axes
-        points_transform = (self._transform + ax.transData.inverted() +
-                            ax.transScale)
+        points_transform = self._transform - ax.transData + ax.transScale
 
         if self._xy2 is not None:
             # two points were given
