From d6d6dd1a68c53f61775b149100983bc00f24b7c5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Sun, 11 Oct 2020 02:33:01 +0200
Subject: [PATCH] FormEncode: 1.3.1 -> 2.0.0

---
 .../python-modules/FormEncode/default.nix     | 24 +++++++++++--------
 1 file changed, 14 insertions(+), 10 deletions(-)

diff --git a/pkgs/development/python-modules/FormEncode/default.nix b/pkgs/development/python-modules/FormEncode/default.nix
index f79e76b52c4..d91bef07d2a 100644
--- a/pkgs/development/python-modules/FormEncode/default.nix
+++ b/pkgs/development/python-modules/FormEncode/default.nix
@@ -1,24 +1,28 @@
-{ stdenv, buildPythonPackage, fetchPypi, dnspython, pycountry, nose }:
+{ stdenv, buildPythonPackage, fetchPypi, dnspython, pycountry, nose, setuptools_scm, six, isPy27 }:
 
 buildPythonPackage rec {
   pname = "FormEncode";
-  version = "1.3.1";
+  version = "2.0.0";
+
+  disabled = isPy27;
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1xm77h2mds2prlaz0z4nzkx13g61rx5c2v3vpgjq9d5ij8bzb8md";
+    sha256 = "049pm276140h30xgzwylhpii24xcln1qfdlfmbj69sqpfhlr5szj";
   };
 
-  buildInputs = [ dnspython pycountry nose ];
-
-  patchPhase = ''
-    # dnspython3 has been superseded, see its PyPI page
-    substituteInPlace setup.py --replace dnspython3 dnspython
+  postPatch = ''
+    sed -i 's/setuptools_scm_git_archive//' setup.py
+    sed -i 's/use_scm_version=.*,/version="${version}",/' setup.py
   '';
 
+  nativeBuildInputs = [ setuptools_scm ];
+  propagatedBuildInputs = [ six ];
+
+  checkInputs = [ dnspython pycountry nose ];
+
   preCheck = ''
-    # two tests require dns resolving
-    sed -i 's/test_cyrillic_email/noop/' formencode/tests/test_email.py
+    # requires dns resolving
     sed -i 's/test_unicode_ascii_subgroup/noop/' formencode/tests/test_email.py
   '';