I have the same problem, did you find an answer ?
On 10 oct, 21:04, Lakshmi <[EMAIL PROTECTED]> wrote:
> Hello,
>
> If we take the following example:
>
> Comment
> - post (reference to Post)
> - text
> - author
>
> where comments that are responded to become parents of other comments,
> how can I get only therootentities - comments that are not
> responses?
>
> Comment.gql("WHERE post=:post AND ANCESTOR IS None", post=<some_post>)
> does not work. I get a "Invalid WHERE condition at symbol None"
> error.
>
> Thanks in advance
> Lakshmi.
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