<div>BTreeContainer doesn't support site managers.</div>
<div> </div>
<div>Folder is a subclass of SiteManagerContainer which is a subclass of BTreeContainer.</div>
<div> </div>
<div>You can happily use Folder here.</div>
<div> </div>
<div>With regards,</div>
<div>- Shailesh</div>
<div><br><br> </div>
<div><span class="gmail_quote">On 7/8/08, <b class="gmail_sendername">Tim Cook</b> <<a href="mailto:timothywayne.cook@gmail.com">timothywayne.cook@gmail.com</a>> wrote:</span>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">I am building a platform where I want to initialize the ZODB (that will<br>be running under Zope) with three folders with sitemanagers.<br>
<br>If I use Folders like this:<br><br>if 'AR' not in root['Application']:<br> root['Application']['AR']=folder.Folder()<br> sm = LocalSiteManager(root['Application']['AR'])<br>
root['Application']['AR'].setSiteManager(sm)<br> transaction.commit()<br><br>it works great and I can then add initial objects to the folders.<br><br>But, these folder sill potentially contain tens of thousands of objects<br>
so I really want to use BTree Folders. But when I do this:<br><br>from zope.app.container.btree import BTreeContainer<br><br>... <lots of other stuff><br><br>if 'AR' not in root['Application']:<br> root['Application']['AR']=BTreeContainer()<br>
sm = LocalSiteManager(root['Application']['AR'])<br> root['Application']['AR'].setSiteManager(sm)<br> transaction.commit()<br><br>I get this:<br><br>File<br>"/home/tim/projects/ref_impl_python/TRUNK/oship/src/oship/atbldr/atbldr.py", line 78, in ?<br>
root['Application']['AR'].setSiteManager(sm)<br>AttributeError: 'BTreeContainer' object has no attribute<br>'setSiteManager'<br><br>So BtreeContainers don't have a siteManager.<br><br>
I would like to OOBTree but I have been unable to even discern the<br>proper way to import it.<br><br>Thanks.<br><br>Tim<br><br><br><br><br><br>--<br>Timothy Cook, MSc<br>Health Informatics Research & Development Services<br>
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