Keys in dict and keys not in dict

[Andrew Z]

Beautiful.
Thank you Chris, Ben, Peter and Inada.

On Mar 19, 2018 3:14 AM, "INADA Naoki" <songofacandy at gmail.com> wrote:

> >     expected = {"foo", "bar", "spam"}
> >     missing = expected - set(json.keys())
> >
>
> dict.keys() returns set-like object.
> So `missing = expected - json.keys()` works fine, and it's more efficient.
>
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> INADA Naoki  <songofacandy at gmail.com>
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