update validator for record id, fix reference bug in dbm adapter

rltk/io/adapter/dbm_adapter.py

@@ -6,10 +6,12 @@
 
 
 class DBMAdapter(KeyValueAdapter):
-    def __init__(self, filename, dbm_class=dbm.ndbm, serializer:Serializer=PickleSerializer()):
+    def __init__(self, filename, dbm_class=dbm.ndbm, serializer: Serializer = None):
         """
         :dbm_class dbm, dbm.gnu, dbm.ndbm, dbm.dumb (same as dbm)
         """
+        if not serializer:
+            serializer = PickleSerializer()
         self._db = dbm_class.open(filename, 'c')
         self._serializer = serializer
 

rltk/record.py

@@ -1,3 +1,9 @@
+import re
+
+
+re_record_id = re.compile(r'^[^*]{1,255}$')
+
+
 class Record(object):
     """
     Record representation. Properties should be defined for further usage.
@@ -80,3 +86,5 @@ def validate_record(obj):
     """
     if not isinstance(obj.id, str):
         raise TypeError('Id in {} should be an utf-8 encoded string.'.format(obj.__class__.__name__))
+    if not re_record_id.match(obj.id):
+        raise ValueError('Id is not valid')