[Product-Developers] Odd import error in fresh buildout

Cristopher Ewing cewing at u.washington.edu
Sun Mar 15 05:06:15 UTC 2009


Hi all,

I've been trying to re-run buildout on an existing instance that I've  
been working on for a while now, and I'm getting a very strange  
import error when I try to start up my instance.

I've pegged the plone version in this buildout to 3.1.7, but have not  
pegged the recipe for plone.zope2.instance

Here's the error I'm seeing:

Klapaucius:~/Documents/consulting/jen_project/buildouts/ 
serversync.buildout cewing$ ./bin/instance fg
Traceback (most recent call last):
   File "./bin/instance", line 93, in ?
     plone.recipe.zope2instance.ctl.main(
   File "/Users/cewing/.buildout/eggs/plone.recipe.zope2instance-3.0- 
py2.4.egg/plone/recipe/zope2instance/ctl.py", line 297, in main
     options.realize(args, doc=__doc__)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/Zope2/Startup/zopectl.py",  
line 95, in realize
     ZDOptions.realize(self, *args, **kw)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/zdaemon/zdoptions.py",  
line 273, in realize
     self.load_schema()
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/zdaemon/zdoptions.py",  
line 321, in load_schema
     self.schema = ZConfig.loadSchema(self.schemafile)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/loader.py", line  
31, in loadSchema
     return SchemaLoader().loadURL(url)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/loader.py", line  
65, in loadURL
     return self.loadResource(r)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/loader.py", line  
159, in loadResource
     schema = ZConfig.schema.parseResource(resource, self)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/schema.py", line  
27, in parseResource
     xml.sax.parse(resource.file, parser)
   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.4/ 
lib/python2.4/xml/sax/__init__.py", line 33, in parse
     parser.parse(source)
   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.4/ 
lib/python2.4/xml/sax/expatreader.py", line 107, in parse
     xmlreader.IncrementalParser.parse(self, source)
   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.4/ 
lib/python2.4/xml/sax/xmlreader.py", line 123, in parse
     self.feed(buffer)
   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.4/ 
lib/python2.4/xml/sax/expatreader.py", line 207, in feed
     self._parser.Parse(data, isFinal)
   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.4/ 
lib/python2.4/xml/sax/expatreader.py", line 300, in start_element
     self._cont_handler.startElement(name, AttributesImpl(attrs))
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/schema.py", line  
99, in startElement
     getattr(self, "start_" + name)(attrs)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/schema.py", line  
475, in start_schema
     keytype, valuetype, datatype = self.get_sect_typeinfo(attrs)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/schema.py", line  
201, in get_sect_typeinfo
     datatype = self.get_datatype(attrs, "datatype", "null", base)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/schema.py", line  
194, in get_datatype
     return self._registry.get(dtname)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/datatypes.py",  
line 398, in get
     t = self.search(name)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/ZConfig/datatypes.py",  
line 423, in search
     package = __import__(n, g, g, component)
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/Zope2/Startup/ 
datatypes.py", line 21, in ?
     import OFS.Uninstalled
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/OFS/Uninstalled.py", line  
16, in ?
     import  SimpleItem, Globals, Acquisition
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/OFS/SimpleItem.py", line  
26, in ?
     import AccessControl.Role, AccessControl.Owned, App.Common
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/AccessControl/ 
__init__.py", line 17, in ?
     from Implementation import setImplementation
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/AccessControl/ 
Implementation.py", line 98, in ?
     setImplementation("C")
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/AccessControl/ 
Implementation.py", line 51, in setImplementation
     from AccessControl import ImplC as impl
   File "/Users/cewing/Documents/consulting/jen_project/buildouts/ 
serversync.buildout/parts/zope2/lib/python/AccessControl/ImplC.py",  
line 30, in ?
     from ImplPython import RestrictedDTML, SecurityManager,  
ZopeSecurityPolicy
ImportError: No module named ImplPython

I've checked and ImplyPython.py is sitting right in the AccessControl  
module, right alongside ImplC.py.  I can't seem to fathom how it  
could fail to import.

Any ideas?  Am I missing something obvous because it's late and I'm  
tired?

Thanks in advance for your assistance :)

********************************
Cris Ewing
Webmaster, Lead Developer
Department of Radiology Web Services
University of Washington
School of Medicine
Work Phone: (206) 616-1288
Cell Phone: (206) 708-9083
Pager:      (206) 559-2306
E-mail: cewing at u.washington.edu
Web: http://www.rad.washington.edu
*******************************

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