Reverting Fixed hashing of EmbeddedDocuments (#348)

docs/changelog.rst

@@ -6,7 +6,6 @@ Changelog
 Changes in 0.8.2
 ================
 - ImageFields now include PIL error messages if invalid error (#353)
-- Fixed hashing of EmbeddedDocuments (#348)
 - Added lock when calling doc.Delete() for when signals have no sender (#350)
 - Reload forces read preference to be PRIMARY (#355)
 - Querysets are now lest restrictive when querying duplicate fields (#332, #333)

mongoengine/document.py

@@ -1,9 +1,11 @@
 import warnings
 
+import hashlib
 import pymongo
 import re
 
 from pymongo.read_preferences import ReadPreference
+from bson import ObjectId
 from bson.dbref import DBRef
 from mongoengine import signals
 from mongoengine.base import (DocumentMetaclass, TopLevelDocumentMetaclass,
@@ -53,6 +55,9 @@ class EmbeddedDocument(BaseDocument):
             return self._data == other._data
         return False
 
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
 
 class Document(BaseDocument):
     """The base class used for defining the structure and properties of