[issue22486] Add math.gcd()

[Mark Dickinson]

Mark Dickinson added the comment:

> I suggest to modify fractions.gcd() to use math.gcd() if the two parameters are int.

Sounds fine to me, so long as the code (both fractions.gcd and the fractions.Fraction implementation) continues to function as before for objects that don't have exact type int.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue22486>
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