From febf1a99329f65083fcbf966d26a7ad38339ab04 Mon Sep 17 00:00:00 2001
From: "Jason R. Coombs" <jaraco@jaraco.com>
Date: Sun, 29 Aug 2021 12:58:43 -0400
Subject: [PATCH] Pin against broken typing-extensions as reported in
 python/typing#865. Fixes python/importlib_metadata#350.

---
 setup.cfg | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/setup.cfg b/setup.cfg
index c9e59571..3619e56d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -51,6 +51,9 @@ testing =
 	flufl.flake8
 	pytest-perf >= 0.9.2
 
+	# workaround for python/importlib_metadata#350
+	typing-extensions != 3.10.0.1; python_version > "3.10dev"
+
 docs =
 	# upstream
 	sphinx