From e102e428968a0235442923ca68f3b31d565674c3 Mon Sep 17 00:00:00 2001
From: Antony Lewis <antony@cosmologist.info>
Date: Fri, 28 Jul 2023 23:22:39 +0200
Subject: [PATCH] try to work around classy install mess

---
 .travis.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.travis.yml b/.travis.yml
index cce269ca8..7e1cc24fe 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -99,6 +99,7 @@ before_install:
     python -m pip install --upgrade pip setuptools wheel;
     pip install mpi4py pytest-forked pytest-cov flaky matplotlib dill coverage flake8;
     fi
+  - pip install "Cython<3"
   - python --version
 
 script: