It seems that you are resetting the q object (because controller code executes on each request) It could be solved storing the object in session.
session.q = ... (session supports only pickleable objects) On 4 dic, 07:40, Martin Weissenboeck <[email protected]> wrote: > Hi Alan, > > I have tried to decorate two functions. But it notwork as I expected. > Name of the application: queuetest, controller: default.py: > > from Queue import * > > @service.run > def pp(): # Producer > q.put(request.now.isoformat()) > return dict(size=q.qsize()) > > @service.run > def cc(): # Consumer > s = q.get() > return dict(time=s, size=q.qsize()) > > @service.run > def pc(): # call producer two times, consumer once > return [pp(), pp(), cc()] > > And in db.py: > > from Queue import * > q=Queue() > > A call ofhttp://127.0.0.1:8000/queuetest/default/call/run/pcreturns: > [{'size': 1}, {'size': 2}, {'size': 1, 'time': > '2011-12-04T13:30:33.283000'}] > That's ok. > > But I think the next call creates a NEW queue, starting with size 1 > [{'size': 1}, {'size': 2}, {'size': 1, 'time': > '2011-12-04T13:33:45.126000'}] > > What shall I do to have ONE queue? > Regards, martin > > 2011/12/2 Alan Etkin <[email protected]> > > > Depending on the type of data maybe you could use web2py services > > interface. > > > First you define the set/get actions in some of the apps and decorate > > them as services. Then from any application you can consume this > > services for data transactions. > > > The web2py book covers services and RPC in 9th chapter > > > Apps can share session objects too and you could store a sequence on a > > common session: > > (web2py chapter 4) > > "...One app can load the session of another app using the command: > > 1 > > session.connect(request, response, masterapp='appname', db=db) > > > Here "appname" is the name of the master application, the one that > > sets the > > initial session_id in the cookie. db is a database connection to the > > database > > that contains the session table (web2py_session). All apps that share > > sessions > > must use the same database for session storage. " > > > On Dec 1, 6:06 pm, Martin Weissenboeck <[email protected]> wrote: > > > Hi, > > > > I want to use one and only one queue (q). > > > > Some applications/controllers should act as producers (q.put(item)) and > > > some applications/controllers as consumers (item=q.get()), but with only > > > one queue. > > > > How can this be done? > > > > Regards, Martin > >
