Popping key causes dict derived from object to revert to object

[Loris Bennett]

<avi.e.gross at gmail.com> writes:

> Loris wrote:
>
> "Yes, I was mistakenly thinking that the popping the element would leave
> me with the dict minus the popped key-value pair.  Seem like there is no
> such function."
>
> Others have tried to explain and pointed out you can del and then use the
> changed dict.
>
> But consider the odd concept of writing your own trivial function.
>
> def remaining(adict, anitem):
>   _ = adict.pop(anitem)
>   # alternatively duse del on dict and item
>   return adict
>
>
>>>> remaining({"first": 1, "second": 2, "third": 3}, "second")
> {'first': 1, 'third': 3}
>
>
> Or do you want to be able to call it as in dict.remaining(key) by
> subclassing your own variant of dict and adding a similar method?

No, 'del' does indeed do what I wanted, although I have now decided I
want something else :-)  Nevertheless it is good to know that 'del'
exists, so that I don't have to reinvent it.

Cheers,

Loris

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