From 8b98071871c7bbc5da692e51a74fabcfba3f0d72 Mon Sep 17 00:00:00 2001
From: Ruth Comer <10599679+rcomer@users.noreply.github.com>
Date: Fri, 8 Mar 2024 04:22:25 +0000
Subject: [PATCH] FIX: don't copy twice on RGB input
---
lib/matplotlib/cm.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/matplotlib/cm.py b/lib/matplotlib/cm.py
index e9a7aad6c456..c14973560ac3 100644
--- a/lib/matplotlib/cm.py
+++ b/lib/matplotlib/cm.py
@@ -362,7 +362,7 @@ def to_rgba(self, x, alpha=None, bytes=False, norm=True):
if xx.dtype.kind == 'f':
# If any of R, G, B, or A is nan, set to 0
if np.any(nans := np.isnan(x)):
- if xx.shape[2] == 4:
+ if x.shape[2] == 4:
xx = xx.copy()
xx[np.any(nans, axis=2), :] = 0
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