[Zope3-Users] Deleting subobjects works "half" only

[Chris Withers]

Stephan Richter wrote:
> for entry in tuple(tree.keys())
> 
> for entry in tree.iterkeys()

Which of these is preferred?

What, specifically, does iterkeys do? I've never bumped into it before 
and I'm interested if there's a contract that says iterkeys returns an 
immutable key sequence, which is kindof implied above...

cheers,

Chris

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