From 72a6466cc9b67c0fd69901f2eab80640d30263ff Mon Sep 17 00:00:00 2001
From: Antony Lee <anntzer.lee@gmail.com>
Date: Thu, 4 Mar 2021 00:23:39 +0100
Subject: [PATCH] Fix handling of warn keyword in in Figure.show.

It was accidentally ignored since 154a616.
---
 lib/matplotlib/figure.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/matplotlib/figure.py b/lib/matplotlib/figure.py
index fe98dd3f59a8..81b35ebfbfd1 100644
--- a/lib/matplotlib/figure.py
+++ b/lib/matplotlib/figure.py
@@ -2209,7 +2209,8 @@ def show(self, warn=True):
         try:
             self.canvas.manager.show()
         except NonGuiException as exc:
-            _api.warn_external(str(exc))
+            if warn:
+                _api.warn_external(str(exc))
 
     def get_axes(self):
         """