On Tuesday, December 29, 2015 at 5:33:43 PM UTC, Peter Otten wrote:
> xeon Mailinglist wrote:
>
> > On Tuesday, December 29, 2015 at 4:18:10 PM UTC, Peter Otten wrote:
> >> xeon Mailinglist wrote:
> >>
> >> > On Tuesday, December 29, 2015 at 11:16:10 AM UTC, xeon Mailinglist
> >> > wrote:
> >> >> 1. How do I create a global variable that can be accessed by all
> >> >> classes?
> >> >>
> >> >> 2. I am using `dogpile.cache` to store data in the cache [1], but if I
> >> >> set and get the same key from different modules, I don't get the
> >> >> value. Here is an example in [2]. The value than I get is
> >> >> `NO_VALUE.NO_VALUE`. Why this happens?
> >>
> >> >> region = make_region().configure('dogpile.cache.memory')
> >>
> >> The memory backend wraps a python dict whose contents are only available
> >> to a single script and forgotten when that script ends.
> >>
> >> My crystal ball tells me that you want to communicate between processes
> >> rather than "modules" and need a backend that implements persistence.
> >> "dogpile.cache.file" seems to be the one without dependencies outside the
> >> standard library.
> >
> >
> > No.
>
> Does "No" mean "I have run my code with another backend, and the modified
> script showed the same behaviour"?
>
> > My problem is that I have method1() that calls method2() which calls
> > myset(). method1() -> method2() -> myset(5). My problem is that, if I try
> > to get the value of myset() inside method1(), I can't have it. It seems
> > that the program has lost the value.
>
> I can't make sense of that. You should be able to nest methods to your
> heart's content (as long as you don't reach the recursion limit).
>
> Can you post minimal versions of your modules in such a way that I can
> easily run them over here?
>
> If you have only one process you probably have somehow managed to get two
> backend dicts. Unfortunately there's a blind spot on my crystal ball, and I
> can't see how exactly you did it...
No, I cannot get a simpler example. The simpler example works, and in my code,
it doesn't. I thought that it was something related to the variable `region`,
but I declare it as global. So, I think that all the sets will go to the same
variable.
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