pop method question

[Nicholas Parsons]

On Mar 3, 2007, at 3:49 PM, Paul Rubin wrote:

> Nicholas Parsons <parsons.nicholas1 at gmail.com> writes:
>> I was just playing around in IDLE at the interactive prompt and typed
>> in dir({}) for the fun of it.  I was quite surprised to see a pop
>> method defined there.  I mean is that a misnomer or what?  From the
>> literature, pop is supposed to be an operation defined for a stack
>> data structure.  A stack is defined to be an "ordered" list data
>> structure.  Dictionaries in Python have no order but are sequences.
>> Now, does anyone know why the python core has this pop method
>> implemented for a dictionary type?
>
> Try typing:
>
>   help({}.pop)
> --  
> http://mail.python.org/mailman/listinfo/python-list

Thanks, that gives a more details explanation of what the behavior is  
but doesn't answer my question above :(