From 28b2a4c9881a4261fea312652fb89300dec6a796 Mon Sep 17 00:00:00 2001
From: mayeut <mayeut@users.noreply.github.com>
Date: Sun, 27 Feb 2022 14:06:06 +0100
Subject: [PATCH] BLD,DOC: skip broken ipython 8.1.0

ipython 8.1.0 causes the documentation build to fail because it uses features from python 3.9

Explicitly disallow pip to install this version.

fixes gh-21126

xref https://github.com/ipython/ipython/issues/13554
---
 doc_requirements.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc_requirements.txt b/doc_requirements.txt
index 7f284d447915..9cc8d9549794 100644
--- a/doc_requirements.txt
+++ b/doc_requirements.txt
@@ -3,7 +3,7 @@ sphinx==4.2.0
 numpydoc==1.1.0
 pydata-sphinx-theme==0.7.2
 sphinx-panels
-ipython
+ipython!=8.1.0
 scipy
 matplotlib
 pandas