From 177543050908dcfc956c03c84a8b9081ffc63a2d Mon Sep 17 00:00:00 2001
From: Matteo Visconti dOC <matteo.visconti.gr@dartmouth.edu>
Date: Fri, 23 Jun 2017 22:09:40 -0700
Subject: [PATCH] BF: add missing import sys to extract.py

---
 src/dcmstack/extract.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/dcmstack/extract.py b/src/dcmstack/extract.py
index 40fd911..4fbe60d 100644
--- a/src/dcmstack/extract.py
+++ b/src/dcmstack/extract.py
@@ -6,6 +6,7 @@
 import dicom
 from dicom.datadict import keyword_for_tag
 from nibabel.nicom import csareader
+import sys
 from .dcmstack import DicomStack
 try:
     from collections import OrderedDict