Well could yo record if you sent any particular email, and not resend it ? On Mar 18, 6:05 am, prgmratlarge <[email protected]> wrote: > "When implementing the code for Tasks (as worker URLs within your > app), it is important that you consider whether the task is > idempotent. App Engine's Task Queue API is designed to only invoke a > given task once, however it is possible in exceptional circumstances > that a Task may execute multiple times (e.g. in the unlikely case of > major system failure). Thus, your code must ensure that there are no > harmful side-effects of repeated execution." -http://code.google.com/ > appengine/docs/python/taskqueue/overview.html > > According to this part of the documentation, it would seem that > setting up an email-sending task-queue is impossible. After all, > sending someone the same email thousands of times would be disastrous. > Yet the documentation also gives email sending as an example use of > the Task Queue. > > This seems to be contradictory. How can I create a Task Queue for > sending email without running into problems of idempotence? > > Thanks for your help.
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