From d6c3efa5f0c947a5fc9a4479e74b729058af098b Mon Sep 17 00:00:00 2001
From: paulojamorim <paulojamorim@gmail.com>
Date: Thu, 15 Oct 2009 14:35:17 +0000
Subject: [PATCH] FIX: Returning ImageSeriesNumber string with None value.

---
 invesalius/reader/dicom.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/invesalius/reader/dicom.py b/invesalius/reader/dicom.py
index 8bf57c1..1c60e39 100644
--- a/invesalius/reader/dicom.py
+++ b/invesalius/reader/dicom.py
@@ -337,7 +337,7 @@ class Parser():
         ds = self.gdcm_reader.GetFile().GetDataSet()
         if ds.FindDataElement(tag):
             data =  str(ds.GetDataElement(tag).GetValue())
-            if (data) and (data != '""'):
+            if (data) and (data != '""') and (data != "None"):
                 return int(data)
         return ""
 
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