[Python-ideas] Bring line continuation to multi-level dictionary lookup

John Wong gokoproject at gmail.com
Fri Sep 18 16:44:27 CEST 2015

On Thu, Sep 17, 2015 at 2:06 AM, Andrew Barnert <abarnert at yahoo.com> wrote:

> On Sep 16, 2015, at 21:07, John Wong <gokoproject at gmail.com> wrote:
> So here I am, thinking, what if we can do this?
> response(
>     ["DescribeDBSnapshotsResponse"]
>     ["DescribeDBSnapshotsResult"]
> )
> This already has a perfectly valid meaning: you have a list of one string,
> you're indexing it with another string, and passing the result to a
> function. If this isn't obvious, try this example:
>     frobulate(['a', 'e', 'i', 'o', 'u'][vowel])
> So, giving it a second meaning would be ambiguous.

Great catch... I did not even consider this. You are right.

> Also, there's already a perfectly good way to write what you want.
> (Actually two, because square brackets continue the exact same way parens
> do, but I wouldn't recommend that here.)
>     (response
>      ["DescribeDBSnapshotsResponse"]
>      ["DescribeDBSnapshotsResult"]
>     )

Thank you all. I think I should have noticed (response[..]) would work...

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