[Python-Dev] Improving docs for len() of set

[Ben Hoyt]

Thanks!

Commit ref: https://hg.python.org/cpython/rev/a67fda8e33b0

-Ben

On Mon, Feb 8, 2016 at 1:00 PM, Gregory P. Smith <greg at krypto.org> wrote:

>
>
> On Mon, Feb 8, 2016 at 8:24 AM Ben Hoyt <benhoyt at gmail.com> wrote:
>
>> Hi folks,
>>
>> Just a suggestion for a documentation tweak. Currently the docs for len()
>> on a set say this:
>>
>>    .. describe:: len(s)
>>
>>       Return the cardinality of set *s*.
>>
>> I'm a relatively seasoned programmer, but I don't really have a maths
>> background, and I didn't know what "cardinality" meant. I could kind of
>> grok it by context, but could we change this to something like the
>> following?
>>
>>    .. describe:: len(s)
>>
>>       Return the number of elements in set *s* (cardinality of *s*).
>>
>>
> Agreed. Done. :)
>
> -gps
>
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