Re: [Zope-dev] ZPatterns: bug in DataSkins.py

2000-07-30 Thread Steve Alexander

"Phillip J. Eby" wrote:
> 
> At 08:07 PM 7/30/00 +0100, Steve Alexander wrote:
> >Steve Alexander wrote:
> >>
> >> I'm using ZPatterns 0.4.1snap1.
> >>
> >> DataSkins.py line 377
> >> method _v_currentSheets(self,_v_dm_=_v_dm_)
> >>
> >> l.extend(list(sp._PropertySheetsFor(client)))
> >>
> >> However, the variable "client" isn't declared elsewhere.
> >
> >..and when I replace it with "self", I get this error when I try to
> >iterate through a dataskin's propertysheets:
> >
> 
> Would you try something for me?  Stick a routine in that class, call it
> getCurrentSheets(), with exactly the same code as the _v_currentSheets
> method, then call it from your code in place of iterating through
> propertysheets?  I have a feeling it'll provide a clearer error message.
> (That's the only problem with ComputedAttributes - errors that break them
> manifest as AttributeErrors, hiding the true error.)  Thanks.

ok.

I think I've found the problem... I removed my own custom SheetProvider
from the Specialist, and it works as expected.


Here's the traceback with the new method, and my broken sheetprovider
still in place:

AttributeError: _PropertySheetsFor

Traceback (innermost last):
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
222, in publish_module
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
187, in publish
  File /usr/local/zope/SiteBox/lib/python/Zope/__init__.py, line 221, in
zpublisher_exception_hook
(Object: address-964970042)
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
171, in publish
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/mapply.py, line
160, in mapply
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
112, in call_object
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/OFS/DTMLMethod.py, line 167,
in __call__
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/DocumentTemplate/DT_String.py,
line 502, in __call__
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/DocumentTemplate/DT_In.py,
line 633, in renderwob
(Object: getCurrentSheets())
  File /usr/local/zope/SiteBox/lib/python/DocumentTemplate/DT_Util.py,
line 337, in eval
(Object: getCurrentSheets())
(Info: getCurrentSheets)
  File , line 0, in ?
  File
/usr/local/zope/SiteBox/lib/python/Products/ZPatterns/DataSkins.py, line
376, in getCurrentSheets
(Object: address-964970042)
  File
/usr/local/zope/SiteBox/lib/python/Products/ZPatterns/Providers.py, line
268, in _PropertySheetsFor
(Object: PlugInBase)
AttributeError: (see above)

--
Steve Alexander
Software Engineer
Cat-Box limited
http://www.cat-box.net

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Re: [Zope-dev] ZPatterns: bug in DataSkins.py

2000-07-30 Thread Phillip J. Eby

At 08:07 PM 7/30/00 +0100, Steve Alexander wrote:
>Steve Alexander wrote:
>> 
>> I'm using ZPatterns 0.4.1snap1.
>> 
>> DataSkins.py line 377
>> method _v_currentSheets(self,_v_dm_=_v_dm_)
>> 
>> l.extend(list(sp._PropertySheetsFor(client)))
>> 
>> However, the variable "client" isn't declared elsewhere.
>
>..and when I replace it with "self", I get this error when I try to
>iterate through a dataskin's propertysheets:
>

Would you try something for me?  Stick a routine in that class, call it
getCurrentSheets(), with exactly the same code as the _v_currentSheets
method, then call it from your code in place of iterating through
propertysheets?  I have a feeling it'll provide a clearer error message.
(That's the only problem with ComputedAttributes - errors that break them
manifest as AttributeErrors, hiding the true error.)  Thanks.


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Re: [Zope-dev] ZPatterns: bug in DataSkins.py

2000-07-30 Thread Steve Alexander

Steve Alexander wrote:
> 
> I'm using ZPatterns 0.4.1snap1.
> 
> DataSkins.py line 377
> method _v_currentSheets(self,_v_dm_=_v_dm_)
> 
> l.extend(list(sp._PropertySheetsFor(client)))
> 
> However, the variable "client" isn't declared elsewhere.

...and when I replace it with "self", I get this error when I try to
iterate through a dataskin's propertysheets:

AttributeError: _v_currentSheets

Traceback (innermost last):
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
222, in publish_module
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
187, in publish
  File /usr/local/zope/SiteBox/lib/python/Zope/__init__.py, line 221, in
zpublisher_exception_hook
(Object: address-964970042)
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
171, in publish
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/mapply.py, line
160, in mapply
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/ZPublisher/Publish.py, line
112, in call_object
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/OFS/DTMLMethod.py, line 167,
in __call__
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/DocumentTemplate/DT_String.py,
line 502, in __call__
(Object: content_html)
  File /usr/local/zope/SiteBox/lib/python/DocumentTemplate/DT_In.py,
line 636, in renderwob
(Object: propertysheets)
  File /usr/local/zope/SiteBox/lib/python/OFS/PropertySheets.py, line
654, in __len__
(Object: Traversable)
  File
/usr/local/zope/SiteBox/lib/python/Products/ZPatterns/PropertySheets.py,
line 11, in __propsets__
(Object: Traversable)
AttributeError: (see above)

--
Steve Alexander
Software Engineer
Cat-Box limited
http://www.cat-box.net

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[Zope-dev] ZPatterns: bug in DataSkins.py

2000-07-30 Thread Steve Alexander

I'm using ZPatterns 0.4.1snap1.

DataSkins.py line 377 
method _v_currentSheets(self,_v_dm_=_v_dm_)

l.extend(list(sp._PropertySheetsFor(client)))

However, the variable "client" isn't declared elsewhere.

--
Steve Alexander
Software Engineer
Cat-Box limited
http://www.cat-box.net

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