1 files changed, 12 insertions, 8 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/wcwidth/default.nix b/nixpkgs/pkgs/development/python-modules/wcwidth/default.nix
index 30b966cdf8c8..7d5cbc69ecaa 100644
--- a/nixpkgs/pkgs/development/python-modules/wcwidth/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/wcwidth/default.nix
@@ -1,23 +1,27 @@
-{ lib, fetchPypi, buildPythonPackage, pytest }:
+{ lib, fetchPypi, buildPythonPackage, pytestCheckHook
+, isPy3k
+, backports_functools_lru_cache
+, setuptools
+}:
 
 buildPythonPackage rec {
   pname = "wcwidth";
-  version = "0.1.9";
+  version = "0.2.5";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "ee73862862a156bf77ff92b09034fc4825dd3af9cf81bc5b360668d425f3c5f1";
+    sha256 = "c4d647b99872929fdb7bdcaa4fbe7f01413ed3d98077df798530e5b04f116c83";
   };
 
-  checkInputs = [ pytest ];
+  checkInputs = [ pytestCheckHook ];
+
+  propagatedBuildInputs = [ setuptools ] ++ lib.optionals (!isPy3k) [
+    backports_functools_lru_cache
+  ];
 
   # To prevent infinite recursion with pytest
   doCheck = false;
 
-  checkPhase = ''
-    pytest
-  '';
-
   meta = with lib; {
     description = "Measures number of Terminal column cells of wide-character codes";
     longDescription = ''