[issue3439] create a numbits() method for int and long types

[STINNER Victor]

STINNER Victor <victor.stinner at haypocalc.com> added the comment:

> I'll work on the documentation

Ok, cool.

> a description of the semantics of numbits for 0 and negative 
integers

About the negative integer: the documentation should be "number of 
bits of the *absolute value* of x" and "by convention, 0.numbits() is 
0". But you're right, the documentation is not clear.

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<http://bugs.python.org/issue3439>
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