From f31be2ec2576f787811ae1ddd900c322b84a5ab2 Mon Sep 17 00:00:00 2001
From: Ben Darwin <bcdarwin@gmail.com>
Date: Wed, 7 Oct 2020 14:02:26 -0400
Subject: [PATCH] python3Packages.nipype: avoid use of neurdflib by default
 since it causes a package collision when rdflib is in the closure

---
 pkgs/development/python-modules/nipype/default.nix | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/nipype/default.nix b/pkgs/development/python-modules/nipype/default.nix
index c621341b2f8..2d8eaecf775 100644
--- a/pkgs/development/python-modules/nipype/default.nix
+++ b/pkgs/development/python-modules/nipype/default.nix
@@ -21,6 +21,7 @@
 , pytest
 , pytest_xdist
 , pytest-forked
+, rdflib
 , scipy
 , simplejson
 , traits
@@ -33,6 +34,10 @@
 , bash
 , glibcLocales
 , callPackage
+# causes Python packaging conflict with any package requiring rdflib,
+# so use the unpatched rdflib by default (disables Nipype provenance tracking);
+# see https://github.com/nipy/nipype/issues/2888:
+, useNeurdflib ? false
 }:
 
 let
@@ -69,7 +74,6 @@ buildPythonPackage rec {
     funcsigs
     future
     networkx
-    neurdflib
     nibabel
     numpy
     packaging
@@ -80,7 +84,7 @@ buildPythonPackage rec {
     simplejson
     traits
     xvfbwrapper
-  ];
+  ] ++ [ (if useNeurdflib then neurdflib else rdflib) ];
 
   checkInputs = [
     pybids