On 17 March 2014 18:28, Kinesh Patel <[email protected]> wrote:

>
> We have a need to share a datastore across multiple app engine apps. (e.g.
> we would like to use Flask for our public API, but django for our internal
> Saas Product  with different scaling needs as just one example).
>

That sounds like a perfect use case for modules.



>
> Has anyone used the Cloud Datastore API to do something like this?
>

bare in mind that API actully uses a AppEngine app to perform the proxying.
Possibly in a hidden module or version.




> Will I get the same performance (network latency, etc.) that I do normally
> in my app engine app, or does the HTTP layer route requests differently and
> introduce overhead?
>

Would expect some latency yes. urlfetch to www.googleapis.com > proxies
back to a appengine instance > to real datastore.



>
> Is there some other way to share a single datastore across multiple app
> engine apps? Does the modules functionality provide a separate 'main'
> entrypoint to allow for different python web frameworks?
>

Each module is accessible on its own subdomain. Or can override that and
access multiple via the default domain.

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