From: Jan Szejko <janek37@gmail.com>
Date: Wed, 25 Jan 2017 16:16:14 +0000 (+0100)
Subject: accept missing dc tags
X-Git-Url: https://git.mdrn.pl/librarian.git/commitdiff_plain/f1ae0a40b774ad7260e7449986764c9104553e03

accept missing dc tags
---

diff --git a/librarian/pypdf.py b/librarian/pypdf.py
index aa4dc1d..920f1b9 100644
--- a/librarian/pypdf.py
+++ b/librarian/pypdf.py
@@ -83,7 +83,7 @@ class EduModule(Xmill):
     def get_dc(self, element, dc_field, single=False):
         values = map(lambda t: t.text, element.xpath("//dc:%s" % dc_field, namespaces={'dc': DCNS.uri}))
         if single:
-            return values[0]
+            return values[0] if len(values) else ''
         return values
 
     def handle_rdf__RDF(self, _):
@@ -114,7 +114,10 @@ class EduModule(Xmill):
 
     @escape(True)
     def get_description(self, element):
-        return self.get_dc(element, 'description', single=True)
+        desc = self.get_dc(element, 'description', single=True)
+        if not desc:
+            print '!! no descripton'
+        return desc
 
     def handle_utwor(self, element):
         lines = [