Allow dynamic data to be deleted

Fixes #374
2011-11-30 03:06:46 -08:00
parent 8b97808931
commit fdc385ea33
4 changed files with 38 additions and 0 deletions
--- a/mongoengine/document.py
+++ b/mongoengine/document.py
@@ -329,6 +329,15 @@ class DynamicDocument(Document):
    __metaclass__ = TopLevelDocumentMetaclass
    _dynamic = True

+    def __delattr__(self, *args, **kwargs):
+        """Deletes the attribute by setting to None and allowing _delta to unset
+        it"""
+        field_name = args[0]
+        if field_name in self._dynamic_fields:
+            setattr(self, field_name, None)
+        else:
+            super(DynamicDocument, self).__delattr__(*args, **kwargs)
+

 class DynamicEmbeddedDocument(EmbeddedDocument):
    """A Dynamic Embedded Document class allowing flexible, expandable and