From dc295ab22774916261ecb8d611da4ee694a18b28 Mon Sep 17 00:00:00 2001
From: Tyler Goodlet <jgbt@protonmail.com>
Date: Sun, 9 Oct 2022 13:03:52 -0400
Subject: [PATCH] Pin pre-0.22 bc exception groups break everything

---
 setup.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/setup.py b/setup.py
index f27a20d..7a46d98 100755
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,9 @@ setup(
     install_requires=[
 
         # trio related
-        'trio >= 0.20',
+        # proper range spec:
+        # https://packaging.python.org/en/latest/discussions/install-requires-vs-requirements/#id5
+        'trio >= 0.20, < 0.22',
         'async_generator',
         'trio_typing',