From b4239a3813cfba92f6c91b9f3ce1df3c592f2cc9 Mon Sep 17 00:00:00 2001
From: Robin Dunn <robin@alldunn.com>
Date: Fri, 31 May 2019 08:46:20 -0700
Subject: [PATCH] Add backports.shutil_which

---
 build.py               | 6 ++++++
 requirements/devel.txt | 1 +
 2 files changed, 7 insertions(+)

diff --git a/build.py b/build.py
index 03948d39..452bfdd7 100755
--- a/build.py
+++ b/build.py
@@ -32,6 +32,12 @@ try:
 except ImportError:
     import pathlib2 as pathlib
 
+try:
+    from shutil import which
+except ImportError:
+    from backports.shutil_which import which
+
+
 from distutils.dep_util import newer, newer_group
 from buildtools.config  import Config, msg, opj, posixjoin, loadETG, etg2sip, findCmd, \
                                phoenixDir, wxDir, copyIfNewer, copyFile, \
diff --git a/requirements/devel.txt b/requirements/devel.txt
index 0fec2567..148aa6e0 100644
--- a/requirements/devel.txt
+++ b/requirements/devel.txt
@@ -10,3 +10,4 @@ pytest
 pytest-xdist
 pytest-timeout
 pathlib2 ; python_version < "3"
+backports.shutil_which ; python_version < "3"