From 1616e99b3a5fc2686eadaf9f1b9ad16527555dd2 Mon Sep 17 00:00:00 2001
From: Ogi Moore <ognyan.moore@jacobs.ucsd.edu>
Date: Wed, 29 May 2019 16:20:32 -0700
Subject: [PATCH] Fix docstring warning

---
 pyqtgraph/graphicsItems/ROI.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyqtgraph/graphicsItems/ROI.py b/pyqtgraph/graphicsItems/ROI.py
index a710f808..fa2bcf5f 100644
--- a/pyqtgraph/graphicsItems/ROI.py
+++ b/pyqtgraph/graphicsItems/ROI.py
@@ -1553,7 +1553,7 @@ class RectROI(ROI):
             self.addScaleHandle([0.5, 1], [0.5, center[1]])
 
 class LineROI(ROI):
-    """
+    r"""
     Rectangular ROI subclass with scale-rotate handles on either side. This
     allows the ROI to be positioned as if moving the ends of a line segment.
     A third handle controls the width of the ROI orthogonal to its "line" axis.