From 5a30b6382bae0befcdeee4f58401abdf88f7bdde Mon Sep 17 00:00:00 2001
From: "Robert T. McGibbon" <rmcgibbo@gmail.com>
Date: Wed, 24 Mar 2021 17:53:11 -0400
Subject: [PATCH] python38Packages.pyxnat: unbreak

---
 pkgs/development/python-modules/pyxnat/default.nix | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/pyxnat/default.nix b/pkgs/development/python-modules/pyxnat/default.nix
index 700188f15dd1..87f6b9756ed3 100644
--- a/pkgs/development/python-modules/pyxnat/default.nix
+++ b/pkgs/development/python-modules/pyxnat/default.nix
@@ -1,7 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
-, isPy27
+, pythonOlder
 , nose
 , lxml
 , requests
@@ -10,7 +10,7 @@
 buildPythonPackage rec {
   pname = "pyxnat";
   version = "1.4";
-  disabled = isPy27;
+  disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
@@ -19,6 +19,14 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [ lxml requests ];
 
+  # future is not used, and pathlib is installed part of python38+
+  # w/o an external package
+  prePatch = ''
+    substituteInPlace setup.py \
+      --replace "pathlib>=1.0" "" \
+      --replace "future>=0.16" ""
+  '';
+
   checkInputs = [ nose ];
   checkPhase = "nosetests pyxnat/tests";
   doCheck = false;  # requires a docker container running an XNAT server