From 4f7aaa67f1943c92a31be633392d362e2823b747 Mon Sep 17 00:00:00 2001
From: "J.-S. Caux" <J.S.Caux@uva.nl>
Date: Tue, 20 Aug 2019 15:57:32 +0200
Subject: [PATCH] Remove deprecated issue_doi_label_from_doi_label helper
 method

---
 journals/helpers.py | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/journals/helpers.py b/journals/helpers.py
index 038acd728..2ea2a6155 100644
--- a/journals/helpers.py
+++ b/journals/helpers.py
@@ -7,16 +7,6 @@ import re
 from .exceptions import PaperNumberError
 
 
-def issue_doi_label_from_doi_label(doi_label):
-    """
-    Strip the last digits block from the label.
-    """
-    m = re.match(r'[a-zA-Z]+.[0-9]+.[0-9]+', doi_label)
-    s = m.start()
-    e = m.end()
-    return doi_label[s:e]
-
-
 def paper_nr_string(nr):
     if nr < 10:
         return '00' + str(nr)
-- 
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