16.07.13 15:04, Chris Angelico написав(ла):
Piece of extreme oddity, this.

help(sys.float_info)
... lots of other info ...
  |  max_exp
  |      DBL_MAX_EXP -- maximum int e such that radix**(e-1) is representable
  |
  |  min_exp
  |      DBL_MIN_EXP -- minimum int e such that radix**(e-1) is a
normalized float
...

So it's technically correct. Followup question: Why is it off by one?

sys.float_info.max == sys.float_info.radix**sys.float_info.max_exp - sys.float_info.radix**(sys.float_info.max_exp-sys.float_info.mant_dig)


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