From a6cbdeaef3b29c3d83c5524c1143b92c998f6927 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?=
 <robert.schuetz@stud.uni-heidelberg.de>
Date: Sun, 18 Mar 2018 15:47:04 +0100
Subject: [PATCH] pythonPackages.colander: move expression

---
 .../python-modules/colander/default.nix       | 21 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            | 16 +-------------
 2 files changed, 22 insertions(+), 15 deletions(-)
 create mode 100644 pkgs/development/python-modules/colander/default.nix

diff --git a/pkgs/development/python-modules/colander/default.nix b/pkgs/development/python-modules/colander/default.nix
new file mode 100644
index 00000000000..f286d1a9950
--- /dev/null
+++ b/pkgs/development/python-modules/colander/default.nix
@@ -0,0 +1,21 @@
+{ lib, buildPythonPackage, fetchPypi
+, translationstring, iso8601 }:
+
+buildPythonPackage rec {
+  pname = "colander";
+  version = "1.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "7389413266b9e680c9529c16d56284edf87e0d5de557948e75f41d65683c23b3";
+  };
+
+  propagatedBuildInputs = [ translationstring iso8601 ];
+
+  meta = with lib; {
+    description = "A simple schema-based serialization and deserialization library";
+    homepage = https://docs.pylonsproject.org/projects/colander/en/latest/;
+    license = licenses.free; # http://repoze.org/LICENSE.txt
+    maintainers = with maintainers; [ garbas domenkozar ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index de559564edf..1f9e1275fa3 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2384,21 +2384,7 @@ in {
   });
 
 
-  colander = buildPythonPackage rec {
-    name = "colander-1.0";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/c/colander/${name}.tar.gz";
-      sha256 = "7389413266b9e680c9529c16d56284edf87e0d5de557948e75f41d65683c23b3";
-    };
-
-    propagatedBuildInputs = with self; [ self.translationstring self.iso8601 ];
-
-    meta = {
-      maintainers = with maintainers; [ garbas domenkozar ];
-      platforms = platforms.all;
-    };
-  };
+  colander = callPackage ../development/python-modules/colander { };
 
   # Backported version of the ConfigParser library of Python 3.3
   configparser = if isPy3k then null else buildPythonPackage rec {