From da25abf7121d8fb330da51f9bca8847be05f56f8 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sun, 6 Nov 2016 11:14:48 -0500
Subject: Additionally show that a backslash-escaped opening brace is treated
 as a literal and thus triggers the single closing brace error, clarifying
 #28590.

---
 Lib/test/test_fstring.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Lib/test/test_fstring.py b/Lib/test/test_fstring.py
index 68aa526..45f768c 100644
--- a/Lib/test/test_fstring.py
+++ b/Lib/test/test_fstring.py
@@ -628,6 +628,7 @@ f'{a * x()}'"""
                              "f'}'",
                              "f'x}'",
                              "f'x}x'",
+                             r"f'\u007b}'",
 
                              # Can't have { or } in a format spec.
                              "f'{3:}>10}'",
-- 
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