[EMAIL PROTECTED] > It's important that I can read the contents of the dict without > flagging it as modified, but I want it to set the flag the moment I add > a new element or alter an existing one (the values in the dict are > mutable), this is what makes it difficult. Because the values are > mutable I don't think you can tell the difference between a read and a > write without making some sort of wrapper around them. > > Still, I'd love to hear how you guys would do it.
Take a look at shelve.py to see how Alex Martelli solved a similar problem. His solution kicks in when writeback=True. The module docstring elaborates on the problem and solution. -- http://mail.python.org/mailman/listinfo/python-list