There are no threads on gae. When multiple users visit your app
simultaneously, gae will start several process to deal with the request.
Every proccess has a copy of the variables.

==========================
http://go2.apsppot.com

2008/11/20 Joel Odom <[EMAIL PROTECTED]>

> Forgive me if this is a FAQ, but I did a little searching and did not find
> an answer.
> According to http://code.google.com/appengine/docs/python/appcaching.html,
> GAE caches global variables in imported modules between requests.  I've got
> a global dictionary in a module that I'm sharing between requests.  Is such
> a dictionary "thread safe"?  In other words, if multiple users are hitting
> my application simultaneously, and both may be using the same global
> dictionary, am I going to encounter problems, or will GAE handle the
> situation gracefully?  Thanks for any help.
>
> (By the way, I know that the dictionary may eventually disappear or get
> recreated unless I write its information to the data store.  That's okay in
> the case I have in mind.)
>
>
>
> --
> http://giscoder.blogspot.com/
>
> >
>

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