From af83f8b3986792e6b2b74a2fb12756d2abebdcbd Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Wed, 19 Dec 2018 23:19:16 +0100
Subject: [PATCH] pythonPackages.absl-py: fix python2 build (#52544)

---
 pkgs/development/python-modules/absl-py/default.nix | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/absl-py/default.nix b/pkgs/development/python-modules/absl-py/default.nix
index 60a704f5610b..a80cd99f73fc 100644
--- a/pkgs/development/python-modules/absl-py/default.nix
+++ b/pkgs/development/python-modules/absl-py/default.nix
@@ -1,7 +1,9 @@
 { buildPythonPackage
 , lib
+, pythonOlder
 , fetchPypi
 , six
+, enum34
 }:
 
 buildPythonPackage rec {
@@ -13,7 +15,11 @@ buildPythonPackage rec {
     sha256 = "87519e3b91a3d573664c6e2ee33df582bb68dca6642ae3cf3a4361b1c0a4e9d6";
   };
 
-  propagatedBuildInputs = [ six ];
+  propagatedBuildInputs = [
+    six
+  ] ++ lib.optionals (pythonOlder "3.4") [
+    enum34
+  ];
 
   # checks use bazel; should be revisited
   doCheck = false;