From bfd36dc2038d77cf33ec5bef0c6a5fcb6948c9bf Mon Sep 17 00:00:00 2001
From: 2xB <31772910+2xB@users.noreply.github.com>
Date: Fri, 13 Sep 2019 06:30:39 +0200
Subject: [PATCH] Prevent element-wise string comparison (code by @flutefreak7)
 (#1024)

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

diff --git a/pyqtgraph/graphicsItems/ImageItem.py b/pyqtgraph/graphicsItems/ImageItem.py
index 1758bb4d..b05c2f70 100644
--- a/pyqtgraph/graphicsItems/ImageItem.py
+++ b/pyqtgraph/graphicsItems/ImageItem.py
@@ -488,7 +488,7 @@ class ImageItem(GraphicsObject):
             step = (step, step)
         stepData = self.image[::step[0], ::step[1]]
 
-        if 'auto' == bins:
+        if isinstance(bins, str) and bins == 'auto':
             mn = np.nanmin(stepData)
             mx = np.nanmax(stepData)
             if mx == mn: