Merge pull request #1188 from DavidBord/fix-1187

fix-#1187: count on ListField of EmbeddedDocumentField fails
2016-03-10 12:18:20 +02:00
parent 815b2be7f7 35d3d3de72
commit 6c2230a076
3 changed files with 12 additions and 1 deletions
--- a/mongoengine/fields.py
+++ b/mongoengine/fields.py
@@ -696,7 +696,7 @@ class ListField(ComplexBaseField):

    def prepare_query_value(self, op, value):
        if self.field:
-            if op in ('set', 'unset') and (
+            if op in ('set', 'unset', None) and (
                    not isinstance(value, basestring) and
                    not isinstance(value, BaseDocument) and
                    hasattr(value, '__iter__')):