From 39ca3eb6669989053de3ffd4645d5487d9cd6de4 Mon Sep 17 00:00:00 2001
From: Frederik Rietdijk <fridh@fridh.nl>
Date: Thu, 30 Aug 2018 19:12:47 +0200
Subject: [PATCH] pythonPackages.cmd2: fix build

---
 pkgs/development/python-modules/cmd2/default.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/cmd2/default.nix b/pkgs/development/python-modules/cmd2/default.nix
index 4c2e78a102e..4217d193cfe 100644
--- a/pkgs/development/python-modules/cmd2/default.nix
+++ b/pkgs/development/python-modules/cmd2/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchPypi, buildPythonPackage, pythonOlder, isPy3k
 , pyperclip, six, pyparsing, vim, wcwidth, colorama
-, contextlib2 ? null
+, contextlib2 ? null, setuptools_scm
 , pytest, mock, which, glibcLocales
 }:
 buildPythonPackage rec {
@@ -31,6 +31,10 @@ buildPythonPackage rec {
   doCheck = !stdenv.isDarwin;
   disabled = !isPy3k;
 
+  buildInputs = [
+    setuptools_scm
+  ];
+
   propagatedBuildInputs = [
     colorama
     pyperclip