From 1839c5ef59fd7d2f1a3671cda7c4b7e478d6a5a0 Mon Sep 17 00:00:00 2001
From: Kenneth Lyons <ixjlyons@gmail.com>
Date: Fri, 7 Jun 2019 13:32:25 -0700
Subject: [PATCH] More concise visibility setting logic

---
 pyqtgraph/graphicsItems/ErrorBarItem.py | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/pyqtgraph/graphicsItems/ErrorBarItem.py b/pyqtgraph/graphicsItems/ErrorBarItem.py
index 5d57e3db..b79da6f7 100644
--- a/pyqtgraph/graphicsItems/ErrorBarItem.py
+++ b/pyqtgraph/graphicsItems/ErrorBarItem.py
@@ -46,10 +46,7 @@ class ErrorBarItem(GraphicsObject):
         This method was added in version 0.9.9. For prior versions, use setOpts.
         """
         self.opts.update(opts)
-        if self.opts['x'] is None or self.opts['y'] is None:
-            self.setVisible(False)
-        else:
-            self.setVisible(True)
+        self.setVisible(all(self.opts[ax] is not None for ax in ['x', 'y']))
         self.path = None
         self.update()
         self.prepareGeometryChange()