From 754cd330baeb4a3d54e69f16ee8f40ea99e9b982 Mon Sep 17 00:00:00 2001
From: Jonathan Ringer <jonringer117@gmail.com>
Date: Sun, 29 Nov 2020 13:28:54 -0800
Subject: [PATCH] python3Packages.astroid: disable for python3.9

See https://github.com/PyCQA/astroid/issues/845
---
 pkgs/development/python-modules/astroid/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/astroid/default.nix b/pkgs/development/python-modules/astroid/default.nix
index 927e6a6d5a64..49f04bcb9116 100644
--- a/pkgs/development/python-modules/astroid/default.nix
+++ b/pkgs/development/python-modules/astroid/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchPypi, buildPythonPackage, pythonOlder, isPyPy
+{ lib, fetchPypi, buildPythonPackage, pythonOlder, isPyPy, pythonAtLeast
 , lazy-object-proxy, six, wrapt, typing, typed-ast
 , pytestrunner, pytest
 }:
@@ -7,7 +7,7 @@ buildPythonPackage rec {
   pname = "astroid";
   version = "2.4.2";
 
-  disabled = pythonOlder "3.4";
+  disabled = pythonOlder "3.4" || pythonAtLeast "3.9";
 
   src = fetchPypi {
     inherit pname version;