[Zope-dev] Re: Zope 3 on Python 2.5, Zope 3 releases

Sun Jul 13 09:35:17 EDT 2008

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Lorenzo Gil Sánchez wrote:
> Here is the traceback information:
> 
> 2008-07-13T10:44:37 ERROR SiteError http://127.0.0.1:8080/@@index.html
> Traceback (most recent call last):
>   File
> "/home/lgs/z3env25/eggs/tmpbLKU14/zope.publisher-3.5.3-py2.5.egg/zope/publisher/publish.py", line 133, in publish
>   File
> "/home/lgs/z3env25/eggs/tmpaC6Rf5/zope.app.publication-3.4.3-py2.5.egg/zope/app/publication/zopepublication.py", line 167, in callObject
>   File
> "/home/lgs/z3env25/eggs/tmpbLKU14/zope.publisher-3.5.3-py2.5.egg/zope/publisher/publish.py", line 108, in mapply
>    - __traceback_info__: <bound method Contents.index of
> <zope.app.publisher.browser.viewmeta.Contents object at 0x7f0b7de06990>>
>   File
> "/home/lgs/z3env25/eggs/tmpbLKU14/zope.publisher-3.5.3-py2.5.egg/zope/publisher/publish.py", line 114, in debug_call
>   File
> "/home/lgs/z3env25/eggs/tmp8cmA1c/zope.app.container-3.6.0-py2.5-linux-x86_64.egg/zope/app/container/browser/contents.py", line 443, in index
>   File
> "/home/lgs/z3env25/eggs/tmp6KzCKG/zope.app.pagetemplate-3.4.0-py2.5.egg/zope/app/pagetemplate/viewpagetemplatefile.py", line 83, in __call__
>   File
> "/home/lgs/z3env25/eggs/tmp6KzCKG/zope.app.pagetemplate-3.4.0-py2.5.egg/zope/app/pagetemplate/viewpagetemplatefile.py", line 51, in __call__
>   File
> "/home/lgs/z3env25/eggs/tmprTDkjU/zope.pagetemplate-3.4.0-py2.5.egg/zope/pagetemplate/pagetemplate.py", line 115, in pt_render
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 271, in __call__
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 343, in interpret
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 888, in do_useMacro
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 343, in interpret
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 533, in do_optTag_tal
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 518, in do_optTag
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 513, in no_tag
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 343, in interpret
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 858, in do_defineMacro
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 343, in interpret
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 954, in do_defineSlot
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 343, in interpret
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 946, in do_defineSlot
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 343, in interpret
>   File
> "/home/lgs/z3env25/eggs/tmpjL9hPq/zope.tal-3.5.0-py2.5.egg/zope/tal/talinterpreter.py", line 819, in do_loop_tal
>   File
> "/home/lgs/z3env25/eggs/tmpXUllta/zope.tales-3.4.0-py2.5.egg/zope/tales/tales.py", line 682, in setRepeat
>   File
> "/home/lgs/z3env25/eggs/tmpXUllta/zope.tales-3.4.0-py2.5.egg/zope/tales/tales.py", line 696, in evaluate
> 
> - /home/lgs/z3env25/eggs/zope.app.container-3.6.0-py2.5-linux-x86_64.egg/zope/app/container/browser/index.pt
>    - Line 36, Column 6
>    - Expression: <PathExpr standard:u'view/listContentInfo'>
>    - Names:
>       {'args': (),
>        'context': <zope.app.folder.folder.Folder object at
> 0x7f0b7e9762a8>,
>        'default': <object object at 0x7f0b8a11c290>,
>        'loop': {},
>        'nothing': None,
>        'options': {},
>        'repeat': {},
>        'request': <zope.publisher.browser.BrowserRequest instance
> URL=http://127.0.0.1:8080/@@index.html>,
>        'template':
> <zope.app.pagetemplate.viewpagetemplatefile.ViewPageTemplateFile object
> at 0x7f0b8122d110>,
>        'view': <zope.app.publisher.browser.viewmeta.Contents object at
> 0x7f0b7de06990>,
>        'views': <zope.app.pagetemplate.viewpagetemplatefile.ViewMapper
> object at 0x7f0b7de06a10>}
>   File
> "/home/lgs/z3env25/eggs/tmpXUllta/zope.tales-3.4.0-py2.5.egg/zope/tales/expressions.py", line 217, in __call__
>   File
> "/home/lgs/z3env25/eggs/tmpXUllta/zope.tales-3.4.0-py2.5.egg/zope/tales/expressions.py", line 211, in _eval
>   File
> "/home/lgs/z3env25/eggs/tmp8cmA1c/zope.app.container-3.6.0-py2.5-linux-x86_64.egg/zope/app/container/browser/contents.py", line 97, in listContentInfo
>   File
> "/home/lgs/z3env25/eggs/tmp8cmA1c/zope.app.container-3.6.0-py2.5-linux-x86_64.egg/zope/app/container/browser/contents.py", line 123, in _normalListContentsInfo
> MemoryError
> 
> 
> Steps to reproduce this problem:
> 
> virtualenv --no-site-packages z3env25
> cd z3env25
> . bin/activate
> easy_install zopeproject
> zopeproject HelloWorld
> cd HelloWorld
> bin/paster serve deploy.ini
> 
> 
> I tried to go further and discover the source of this problem adding a
> breakpoint just before the exception is raised. This is what I got:
> 
> (Pdb) self.context
> <zope.app.folder.folder.Folder object at 0x7faf532e4320>
> (Pdb) self.context.keys()
> <OOBTreeItems object at 0x7faf52682030>
> (Pdb) tuple(self.context.keys())
> *** MemoryError: 
> (Pdb) self.context.values()
> <OOBTreeItems object at 0x7faf52682130>
> (Pdb) tuple(self.context.values())
> *** MemoryError: 
> 
> So, it may be a ZODB issue.

Your container has too many items in it:  the 'keys', 'items', and
'values' methods of the BTree classes all return generators for exactly
this reason.

Tres.
- --
===================================================================
Tres Seaver          +1 540-429-0999          tseaver at palladion.com
Palladion Software   "Excellence by Design"    http://palladion.com
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