Yea, well with different instances you can do it, but I asked if that is 
possible for one instance, which contains multiple apps.

So it's impossible.

W dniu niedziela, 24 sierpnia 2014 12:13:57 UTC+2 użytkownik Michele 
Comitini napisał:
>
> I think you just need to make some python virtualenvs for each set of 
> modules and then run *different* instances of web2py.  You can do that 
> easily and in many different ways.
>
>
> 2014-08-22 12:21 GMT+02:00 Kuba Kozłowicz <[email protected] <javascript:>
> >:
>
>> I know I can put app-specific modules into application/<app>/modules. 
>> This is not what I meant.
>>
>> I mean I want a different python interpreter per each app - is that 
>> possible?
>> Because one of them will have installed library in version X and the 
>> other one will have installed the same libary, but in version Y.
>>
>> Imagine I have one app running some processes using let's say Twisted 2.0.
>>
>> Then after a year Twisted 3.0 is published and I want to now to develop 
>> new apps using the newest version.
>>
>> If version 3.0 is not backwards compatibile then I will have to either 
>> rewrite old stuff to newest version, or keep using old version.
>>
>> This is the problem I want to solve.
>>
>> W dniu środa, 20 sierpnia 2014 20:15:06 UTC+2 użytkownik Massimo Di 
>> Pierro napisał:
>>
>>> Yes. you put them in application/<app>/modules/ and then each app will 
>>> import from there.
>>> Some modules break when you do this. If it happens bring it up here and 
>>> we can tell you how to fox them.
>>>
>>> On Monday, 18 August 2014 03:45:34 UTC-5, Kuba Kozłowicz wrote:
>>>>
>>>> I would like to know if it is possible to install different set of 
>>>> modules for each application separately.
>>>>
>>>> I have a Web2py instance, which consists of serveral applications and 
>>>> the number of applications will grow. Some of those apps use library X in 
>>>> version Y. The apps, that will be deployed in the future will be using the 
>>>> very same library X but in newer version. My question is if it is possible 
>>>> to install the same module in different version for separate apps?
>>>>
>>>> Or is one forced to either use old version with all apps or update all 
>>>> of them if one wanted to upadate version of the library X?
>>>>
>>>  -- 
>> Resources:
>> - http://web2py.com
>> - http://web2py.com/book (Documentation)
>> - http://github.com/web2py/web2py (Source code)
>> - https://code.google.com/p/web2py/issues/list (Report Issues)
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>
>

-- 
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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