Fixing issues with serialization

[nepi.git] / src / nepi / util / guid.py

diff --git a/src/nepi/util/guid.py b/src/nepi/util/guid.py
index 522a174..44624a2 100644 (file)
--- a/src/nepi/util/guid.py
+++ b/src/nepi/util/guid.py
@@ -21,15 +21,13 @@
 # Should it be made thread-safe?
 class GuidGenerator(object):
     def __init__(self):
-        self._guids = list()
+        self._last_guid = 0
 
     def next(self, guid = None):
-        if guid != None:
-            return guid
-        else:
-            last_guid = 0 if len(self._guids) == 0 else self._guids[-1]
-            guid = last_guid + 1 
-        self._guids.append(guid)
-        self._guids.sort()
+        if guid == None:
+            guid = self._last_guid + 1
+
+        self._last_guid = self._last_guid if guid <= self._last_guid else guid
+
         return guid