From 80b64a2e049a9cb3b722de8520af4cfb08fef52a Mon Sep 17 00:00:00 2001
From: Jaakko Luttinen <jaakko.luttinen@iki.fi>
Date: Sun, 26 Aug 2018 15:44:16 +0300
Subject: [PATCH] pythonPackage.backports-shutil-which: init at 3.5.1

---
 .../backports-shutil-which/default.nix        | 21 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  2 ++
 2 files changed, 23 insertions(+)
 create mode 100644 pkgs/development/python-modules/backports-shutil-which/default.nix

diff --git a/pkgs/development/python-modules/backports-shutil-which/default.nix b/pkgs/development/python-modules/backports-shutil-which/default.nix
new file mode 100644
index 000000000000..69a80b530d64
--- /dev/null
+++ b/pkgs/development/python-modules/backports-shutil-which/default.nix
@@ -0,0 +1,21 @@
+{ stdenv, fetchPypi, buildPythonPackage }:
+
+buildPythonPackage rec {
+  pname = "backports.shutil_which";
+  version = "3.5.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "16sa3adkf71862cb9pk747pw80a2f1v5m915ijb4fgj309xrlhyx";
+  };
+
+  # Tests fail: "ValueError: underlying buffer has been detached"
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    description = "Backport of shutil.which from Python 3.3";
+    homepage = https://github.com/minrk/backports.shutil_which;
+    license = licenses.psfl;
+    maintainers = with maintainers; [ jluttine ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e718fbd33230..537a1773e54e 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -216,6 +216,8 @@ in {
 
   backports_csv = callPackage ../development/python-modules/backports_csv {};
 
+  backports-shutil-which = callPackage ../development/python-modules/backports-shutil-which {};
+
   bap = callPackage ../development/python-modules/bap {
     bap = pkgs.ocamlPackages.bap;
   };