From f4e2b574633b063468f58e063e47d1f779d78a63 Mon Sep 17 00:00:00 2001
From: medvedev1088 <medvedev1088@gmail.com>
Date: Mon, 29 May 2023 17:36:05 +0800
Subject: [PATCH 1/2] Install latest libssl-dev to fix build error in Travis CI

---
 .travis.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index ec6d7df89..c83d3dffb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,9 @@
 language: python
 dist: xenial
+before_install:
+  - sudo add-apt-repository -y ppa:deadsnakes/ppa
+  - sudo apt-get update
+  - sudo apt-get install -y libssl-dev
 matrix:
   include:
     - python: "3.7.2"

From 9678bb91c73037211de327ce06bbbc88a6344044 Mon Sep 17 00:00:00 2001
From: medvedev1088 <medvedev1088@gmail.com>
Date: Mon, 29 May 2023 17:55:14 +0800
Subject: [PATCH 2/2] Add version restriction for urllib3 as it breaks Travis
 build

---
 .travis.yml | 4 ----
 setup.py    | 1 +
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index c83d3dffb..ec6d7df89 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,5 @@
 language: python
 dist: xenial
-before_install:
-  - sudo add-apt-repository -y ppa:deadsnakes/ppa
-  - sudo apt-get update
-  - sudo apt-get install -y libssl-dev
 matrix:
   include:
     - python: "3.7.2"
diff --git a/setup.py b/setup.py
index e118df23f..5f21fdf1e 100644
--- a/setup.py
+++ b/setup.py
@@ -38,6 +38,7 @@ def read(fname):
         'python-dateutil>=2.8.0,<3',
         'click>=8.0.4,<9',
         'ethereum-dasm==0.1.4',
+        'urllib3<2',
         'base58',
         'requests'
     ],