Additionally show that a backslash-escaped opening brace is treated as a literal...

diff --git a/Lib/test/test_fstring.py b/Lib/test/test_fstring.py
index 68aa52663919fad1cdf70cb5721cf898e03ccf0b..45f768ce2b2a552cc3722327170dfcf9e28a9b07 100644 (file)
--- 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}'",