revert d817c67f83

oml/changelog.py

@@ -65,7 +65,6 @@ class Changelog(db.Model):
     def apply_changes(cls, user, changes):
         trigger = changes
         for change in changes:
-            with db.session():
             if not cls.apply_change(user, change, trigger=False):
                 logger.debug('FAIL %s', change)
                 trigger = False

oml/nodes.py

@@ -297,6 +297,7 @@ class Node(Thread):
             return False
         if not changes:
             return False
+        with db.session():
             r = Changelog.apply_changes(self.user, changes)
         return r