There is a request object, but it doesn't have all the same attributes 
during a scheduler run as it does during an HTTP request. Anyway, you can 
determine whether the current execution is happening via the scheduler by 
checking request.is_scheduler. Similarly, you can determine if in a shell 
with request.is_shell. Note, these two attributes have only been working 
properly since the latest release. In earlier versions, you would have to 
check request.env.cmd_options.scheduler and request.env.cmd_options.shell.

Anthony

On Wednesday, January 13, 2016 at 9:44:13 AM UTC-5, Lisandro wrote:
>
> Thanks for the answer. 
> I've found that one of my models does a conditional check on request 
> object. 
> However, when the function is called from the scheduler, there is no HTTP 
> request, so there is no request object.
>
> Is there a way to check if request object exists from inside the model?
>
> I've tried this:
> if 'request' in globals():
>     #do stuff here
>
> and this
> try:
>     request = request
> except:
>    request = None
> if request:
>     #do stuff here (I know, this is really bad thing to do)
>
> Thanks in advance
>
>
>
>
>
> El martes, 12 de enero de 2016, 16:59:26 (UTC-3), Niphlod escribió:
>>
>> it seems an error in the model definition, as line 166 in gluon.shell is 
>> where an exception is raised when executing model files BEFORE calling the 
>> controller.
>> As I repeatedly said, scheduler is just calling shell at regular 
>> intervals on steroids. If it works on the shell, it'll work on the 
>> scheduler too.
>>
>> so, 1st step. What if you execute the function in the shell directly ?
>>
>> web2py.py -M -S appname/controller_name/function_name
>>
>> The only thing that can sometimes get you in the corner is conditional 
>> models ... If  you're using them, be sure when you are queuing the task, 
>> that you do from the same controller which triggers the same conditional 
>> models where the function is defined.
>> Remember that the scheduler executes the same environment where the 
>> queuing happened if you don't pass an explicit application_name parameter 
>> (by default is current.request.application/current.request.controller) 
>> which executes models/* and models/controller_name but not 
>> models/other_controller_name
>>
>> On Tuesday, January 12, 2016 at 5:50:52 PM UTC+1, Lisandro wrote:
>>>
>>> I'm seeing this traceback error when I try to run a function defined in 
>>> a model:
>>>
>>> Traceback (most recent call last): File 
>>> "/var/www/medios/gluon/scheduler.py", line 295, in executor _env = env(a
>>> =a, c=c, import_models=True) File "/var/www/medios/gluon/shell.py", 
>>> line 166, in env sys.exit(1) SystemExit: 1
>>>
>>> However, if I call the function from within a controller/function, the 
>>> function executes ok.
>>> As I don't see an error pointing to my app's code, I thought I could ask 
>>> here. What am I missing?
>>>
>>

-- 
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