fixing python3.4 travis build

Sergey Vilgelm · Sergey Vilgelm · commit 80fc4f568074 · 2020-12-27T14:37:06.000-06:00
diff --git a/requirements-dev.txt b/requirements-dev.txt
@@ -11,3 +11,5 @@ pytest-cov
 setuptools>=38.6.0
 twine>=1.11.0
 wheel>=0.31.0
+# The last compitible version with python3.4, it is needed for twine
+readme-renderer==24.0; python_version == '3.4'
