Add a protection in RecordPubli.authors and CheckandFix.format_authors (trigger by ins718872).

modules/invenio_tools/checkandfix.py

@@ -332,14 +332,16 @@ class CheckAndFix(object):
         @param func: function used to format the author names
 
         """
-        for key in ("100", "700"):
+        for key in (u"100", u"700"):
             if key in record:
                 if isinstance(record[key], list):
                     for i in range(len(record[key])):
-                        record[key][i]["a"] = func(record[key][i]["a"])
+                        if "a" in record[key][i]:
+                            record[key][i]["a"] = func(record[key][i]["a"])
 
                 else:
-                    record[key]["a"] = func(record[key]["a"])
+                    if "a" in record[key]:
+                        record[key]["a"] = func(record[key]["a"])
 
     def format_editor(self, record):
         """Format the editor abbreviation since the encoding

modules/invenio_tools/recordpubli.py

@@ -76,7 +76,9 @@ class RecordPubli(Record):
             for di in self[u"700"]:
                 if "e" in di and di["e"] == THESIS_DIR:
                     continue
-                authors.append(di["a"])
+
+                if "a" in di:
+                    authors.append(di["a"])
 
         return authors