From 4cab385e12b545d127653c067e160be25e59862b Mon Sep 17 00:00:00 2001
From: Dong Heng <dongheng@espressif.com>
Date: Mon, 8 Nov 2021 15:42:59 +0800
Subject: [PATCH] Tools: Constrain the cryptography package for avoiding
 breaking changes

The cryptography 35 release causes breaking changes. Some of
certificates are rendered invalid and the package cannot be build
without rust. See
https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst#3500---2021-09-29
for more details.
---
 requirements.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/requirements.txt b/requirements.txt
index a43c6d4a..6a979330 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,6 +8,6 @@ setuptools
 click>=5.0
 pyserial>=3.0
 future>=0.15.2
-cryptography>=2.1.4
+cryptography>=2.1.4,<35
 pyparsing>=2.0.3,<2.4.0
 pyelftools>=0.22