diff --git a/.gitignore b/.gitignore
index 70a6b71..22677d1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -107,3 +107,5 @@ python/
 
 **/.DS_Store
 *.idea
+
+sed*
diff --git a/adsmsg/protobuf/docmatch_pb2.py b/adsmsg/protobuf/docmatch_pb2.py
index 59a7178..6631860 100644
--- a/adsmsg/protobuf/docmatch_pb2.py
+++ b/adsmsg/protobuf/docmatch_pb2.py
@@ -1,13 +1,11 @@
+# -*- coding: utf-8 -*-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: docmatch.proto
-
-import sys
-_b=sys.version_info[0]<3 and (lambda x:x) or (lambda x:x.encode('latin1'))
+"""Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import message as _message
 from google.protobuf import reflection as _reflection
 from google.protobuf import symbol_database as _symbol_database
-from google.protobuf import descriptor_pb2
 # @@protoc_insertion_point(imports)
 
 _sym_db = _symbol_database.Default()
@@ -20,7 +18,9 @@
   name='docmatch.proto',
   package='adsmsg',
   syntax='proto3',
-  serialized_pb=_b('\n\x0e\x64ocmatch.proto\x12\x06\x61\x64smsg\x1a\x0cstatus.proto\"U\n\x0e\x44ocMatchRecord\x12\x16\n\x0esource_bibcode\x18\x01 \x01(\t\x12\x17\n\x0fmatched_bibcode\x18\x02 \x01(\t\x12\x12\n\nconfidence\x18\x03 \x01(\x01\"f\n\x12\x44ocMatchRecordList\x12\x30\n\x10\x64ocmatch_records\x18\x01 \x03(\x0b\x32\x16.adsmsg.DocMatchRecord\x12\x1e\n\x06status\x18\x02 \x01(\x0e\x32\x0e.adsmsg.Statusb\x06proto3')
+  serialized_options=None,
+  create_key=_descriptor._internal_create_key,
+  serialized_pb=b'\n\x0e\x64ocmatch.proto\x12\x06\x61\x64smsg\x1a\x0cstatus.proto\"U\n\x0e\x44ocMatchRecord\x12\x16\n\x0esource_bibcode\x18\x01 \x01(\t\x12\x17\n\x0fmatched_bibcode\x18\x02 \x01(\t\x12\x12\n\nconfidence\x18\x03 \x01(\x01\"f\n\x12\x44ocMatchRecordList\x12\x30\n\x10\x64ocmatch_records\x18\x01 \x03(\x0b\x32\x16.adsmsg.DocMatchRecord\x12\x1e\n\x06status\x18\x02 \x01(\x0e\x32\x0e.adsmsg.Statusb\x06proto3'
   ,
   dependencies=[status__pb2.DESCRIPTOR,])
 
@@ -33,35 +33,36 @@
   filename=None,
   file=DESCRIPTOR,
   containing_type=None,
+  create_key=_descriptor._internal_create_key,
   fields=[
     _descriptor.FieldDescriptor(
       name='source_bibcode', full_name='adsmsg.DocMatchRecord.source_bibcode', index=0,
       number=1, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=_b("").decode('utf-8'),
+      has_default_value=False, default_value=b"".decode('utf-8'),
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
-      options=None),
+      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
     _descriptor.FieldDescriptor(
       name='matched_bibcode', full_name='adsmsg.DocMatchRecord.matched_bibcode', index=1,
       number=2, type=9, cpp_type=9, label=1,
-      has_default_value=False, default_value=_b("").decode('utf-8'),
+      has_default_value=False, default_value=b"".decode('utf-8'),
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
-      options=None),
+      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
     _descriptor.FieldDescriptor(
       name='confidence', full_name='adsmsg.DocMatchRecord.confidence', index=2,
       number=3, type=1, cpp_type=5, label=1,
       has_default_value=False, default_value=float(0),
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
-      options=None),
+      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
   ],
   extensions=[
   ],
   nested_types=[],
   enum_types=[
   ],
-  options=None,
+  serialized_options=None,
   is_extendable=False,
   syntax='proto3',
   extension_ranges=[],
@@ -78,6 +79,7 @@
   filename=None,
   file=DESCRIPTOR,
   containing_type=None,
+  create_key=_descriptor._internal_create_key,
   fields=[
     _descriptor.FieldDescriptor(
       name='docmatch_records', full_name='adsmsg.DocMatchRecordList.docmatch_records', index=0,
@@ -85,21 +87,21 @@
       has_default_value=False, default_value=[],
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
-      options=None),
+      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
     _descriptor.FieldDescriptor(
       name='status', full_name='adsmsg.DocMatchRecordList.status', index=1,
       number=2, type=14, cpp_type=8, label=1,
       has_default_value=False, default_value=0,
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
-      options=None),
+      serialized_options=None, file=DESCRIPTOR,  create_key=_descriptor._internal_create_key),
   ],
   extensions=[
   ],
   nested_types=[],
   enum_types=[
   ],
-  options=None,
+  serialized_options=None,
   is_extendable=False,
   syntax='proto3',
   extension_ranges=[],
@@ -115,19 +117,19 @@
 DESCRIPTOR.message_types_by_name['DocMatchRecordList'] = _DOCMATCHRECORDLIST
 _sym_db.RegisterFileDescriptor(DESCRIPTOR)
 
-DocMatchRecord = _reflection.GeneratedProtocolMessageType('DocMatchRecord', (_message.Message,), dict(
-  DESCRIPTOR = _DOCMATCHRECORD,
-  __module__ = 'docmatch_pb2'
+DocMatchRecord = _reflection.GeneratedProtocolMessageType('DocMatchRecord', (_message.Message,), {
+  'DESCRIPTOR' : _DOCMATCHRECORD,
+  '__module__' : 'docmatch_pb2'
   # @@protoc_insertion_point(class_scope:adsmsg.DocMatchRecord)
-  ))
+  })
 _sym_db.RegisterMessage(DocMatchRecord)
 
-DocMatchRecordList = _reflection.GeneratedProtocolMessageType('DocMatchRecordList', (_message.Message,), dict(
-  DESCRIPTOR = _DOCMATCHRECORDLIST,
-  __module__ = 'docmatch_pb2'
+DocMatchRecordList = _reflection.GeneratedProtocolMessageType('DocMatchRecordList', (_message.Message,), {
+  'DESCRIPTOR' : _DOCMATCHRECORDLIST,
+  '__module__' : 'docmatch_pb2'
   # @@protoc_insertion_point(class_scope:adsmsg.DocMatchRecordList)
-  ))
+  })
 _sym_db.RegisterMessage(DocMatchRecordList)
 
 
-# @@protoc_insertion_point(module_scope)
+# @@protoc_insertion_point(module_scope)
\ No newline at end of file
diff --git a/adsmsg/protobuf/nonbibrecord_pb2.py b/adsmsg/protobuf/nonbibrecord_pb2.py
index d84e202..0a25840 100644
--- a/adsmsg/protobuf/nonbibrecord_pb2.py
+++ b/adsmsg/protobuf/nonbibrecord_pb2.py
@@ -411,4 +411,4 @@
 _sym_db.RegisterMessage(DataLinksRecordList)
 
 
-# @@protoc_insertion_point(module_scope)
+# @@protoc_insertion_point(module_scope)
\ No newline at end of file
diff --git a/specs/nonbibrecord.proto b/specs/nonbibrecord.proto
index 2d12c41..be8d77b 100644
--- a/specs/nonbibrecord.proto
+++ b/specs/nonbibrecord.proto
@@ -51,4 +51,4 @@ message DataLinksRecord {
 message DataLinksRecordList {
 	repeated DataLinksRecord datalinks_records = 1;
 	Status status = 2;
-}
+}
\ No newline at end of file