True, Memcache is not currently available for GAE flex. Per this doc <https://cloud.google.com/appengine/docs/flexible/java/upgrading#memcache_service>, an alpha version of the memcache service will be available shortly. If you would like to be notified when the service is available, fill out this early access form <https://goo.gl/forms/kklwZTrkicAKaHrD3>.
If you need access to a memcache service immediately, you can use the third party memcache service from Redis Labs. To access this service, see Caching Application Data Using Redis Labs Memcache <https://cloud.google.com/appengine/docs/flexible/python/using-redislabs-memcache> . -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-appengine+unsubscr...@googlegroups.com. To post to this group, send email to google-appengine@googlegroups.com. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/6ed6ecbe-84d0-457c-b159-5407da726955%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.