hi ken,
very often you can replace context with self.
so instead of context.REQUEST you use self.REQUEST.
robert
Ken Winter schrieb:
> I'm customizing a product.  To do what I'm trying to do, I need to be able
> to access REQUEST data from within a Python module (not a script; a .py file
> containing class and method definitions).
> 
>>From within a script, a line like
> 
>       req = context.REQUEST
> 
> does the job just fine.  But when I put that line into my product module, I
> get a message like:
> 
>       Name "context" not defined
> 
> and I don't see any way to import that into my module.
> 
> At (http://www.plope.com/Books/2_7Edition/AppendixB.stx#0-8), the Zope API
> Reference describes the module "HTTPRequest", which includes the class that
> it calls "HTTPRequest(BaseRequest)", which apparently is the equivalent of
> REQUEST as described above.  I have put this line into my module:
> 
>       from ZPublisher.HTTPRequest import HTTPRequest
> 
> but now I don't know how to reference the request's contents.  I put in this
> line:
> 
>       req = HTTPRequest
> 
> and print "req" to a debug file, and it shows:
> 
>       ZPublisher.HTTPRequest.HTTPRequest
> 
> which I don't understand.  I have tried a half-dozen ways (suggested by the
> Zope API Reference) to get an actual property of the current HTTPRequest,
> but without success.  Examples:
> 
>       req['URL'] -> "TypeError: unsubscriptable object"
>       req.get('URL') -> "TypeError: unbound method get() must be called
> with HTTPRequest instance as first argument (got str instance
> instead)"
>       req.keys() -> "TypeError: unbound method keys() must be called with
> HTTPRequest instance as first argument (got nothing instead)"
> 
> The last two suggest that, while I have successfully imported the
> HTTPRequest *class*, I haven't successfully gotten the current HTTPRequest
> *instance*.  I don't know how to do that.
> 
> So, I need an answer to any one of these questions:
> 
> 1. How can the Zope global name "context" be defined or imported into a
> non-script Python module?
> 
> 2. How can one get the current instance of the class "HTTPRequest" into a
> non-script Python module?
> 
> 3. If I'm looking in the wrong direction, what is the right way to make the
> current REQUEST's data available in a non-script Python module?
> 
> ~ TIA
> ~ Ken 
> 
> 
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