From e1cd8f8cf2c958ef0a7915011c58d3c1d9fdb64c Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Mon, 31 May 2021 06:27:58 -0400
Subject: build: undo requirements changes

Building newer concurrency libraries causes compile-time errors, and
Python 3.9 seems unhappy with all of them.  I'll need some help from
those projects to update these.
---
 tox.ini | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tox.ini b/tox.ini
index 2e952f21..24e32676 100644
--- a/tox.ini
+++ b/tox.ini
@@ -18,9 +18,9 @@ deps =
     -r requirements/pip.pip
     -r requirements/pytest.pip
     # gevent 1.3 causes a failure: https://github.com/nedbat/coveragepy/issues/663
-    py{36,37,38,39}: gevent==21.1.2
-    py{36,37,38}: eventlet==0.31.0
-    py{36,37,38,39}: greenlet==1.1.0
+    py{36}: gevent==1.2.2
+    py{36,37,38}: eventlet==0.25.1
+    py{36,37,38}: greenlet==0.4.15
 
 # Windows can't update the pip version with pip running, so use Python
 # to install things.
-- 
cgit v1.2.1