Alex Martelli wrote:
> Can anybody suggest where to find (within the standard library) or how
> to easily make (e.g. in a C extension) a type without a __mro__, except
> for those (such as types.InstanceType) which are explicitly recorded in
> the dispatch table copy._deepcopy_dispatch...?
something like this?
>>> import re
>>> x = re.compile("")
>>> x
<_sre.SRE_Pattern object at 0x00B2F7A0>
>>> x.__mro__
Traceback (most recent call last):
File "<stdin>", line 1, in ?
AttributeError: __mro__
>>> import copy
>>> type(x) in copy._deepcopy_dispatch
False
</F>
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