[issue1635] Float patch for inf and nan on Windows (and other platforms)

[Guido van Rossum]

Guido van Rossum added the comment:

> Historical note:  Guido is probably thinking of "the old" pickle and
> marshal here, which did have problems with inf and NaN on Windows (as in
> they didn't work at all).  Michael Hudson changed them to use special
> bit patterns instead, IIRC for Python 2.5.

In pickle.py, protocol 0 (still the default in 2.6) uses repr(x) to
write a float and float(s) to convert that back to input. Maybe you're
thinking of marshal, which is more sophisticated.

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