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This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,3 +1,5 @@ # REF: http://www.quora.com/How-do-I-create-and-update-embedded-documents-with-MongoEngine class Comment(EmbeddedDocument): content = StringField() name = StringField(max_length=120) -
pingwping created this gist
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This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,35 @@ class Comment(EmbeddedDocument): content = StringField() name = StringField(max_length=120) class Post(Document): title = StringField(max_length=120, required=True) author = StringField(required=True) tags = ListField(StringField(max_length=30)) comments = ListField(EmbeddedDocumentField(Comment)) # Create a post: post = Post(title="Quora rocks", author="Ross", tags=['tutorial', 'how-to']) post.save() # Find a post post = Post.objects.find(title="Quora rocks").first() # Create a new comment comment = Comment(content="Great post!", name="john") # Add to comments list and save post.comments.append(comment) post.save() # To editing existing comments you can use atomic updates[1] or simply change the comment and call post.save() (this will also do an atomic update). # Update a comment in place post = Post.objects.find(title="Quora rocks").first() post.comments[0].name = "John" post.save() # Or update with a set operation post = Post.objects.find(title="Quora rocks", comment__name="john").update(set__comment__S__name="John)