popkey() method for dictionaries?

[Raymond Hettinger]

> [ 639806 ] Optional argument for dict.pop() method
>
> at:
>
https://sourceforge.net/tracker/index.php?func=detail&aid=639806&group_id=54
70&atid=105470
>
> Sorry but I just saw that my proof-of-concept code in python got squashed
by
> SF. I didn't know that SF removed all leading whitespace, hence destroying
> indentation. Here it is again for reference:

Do you have use cases demonstrating the value of a default rather than an
exception?

Also, discuss why similarity with dict.get() applies instead of symmetry
with list.pop() or dict.popitem().


Raymond Hettinger