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| author | Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> | 2020-01-13 19:30:00 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-01-13 19:30:00 (GMT) |
| commit | dfe159ca552870f801e34cc57e9bb7d6836ce7df (patch) | |
| tree | 665a0825654f469db0a7125296c3b022f875367c | |
| parent | 9dbf5d3bc2033940cdca35440cf08814544f81e4 (diff) | |
| download | cpython-dfe159ca552870f801e34cc57e9bb7d6836ce7df.zip cpython-dfe159ca552870f801e34cc57e9bb7d6836ce7df.tar.gz cpython-dfe159ca552870f801e34cc57e9bb7d6836ce7df.tar.bz2 | |
bpo-39310: Update sys.float_info documentation (GH-17982)
Specify that sys.float_info.min is only the minimum normalized float.
(cherry picked from commit 9362f8526e42157baf27df982b16f23f212c3c3a)
Co-authored-by: Victor Stinner <vstinner@python.org>
| -rw-r--r-- | Doc/library/sys.rst | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst index 4570868..1760ae3 100644 --- a/Doc/library/sys.rst +++ b/Doc/library/sys.rst @@ -378,8 +378,8 @@ always available. +---------------------+----------------+--------------------------------------------------+ | attribute | float.h macro | explanation | +=====================+================+==================================================+ - | :const:`epsilon` | DBL_EPSILON | difference between 1 and the least value greater | - | | | than 1 that is representable as a float | + | :const:`epsilon` | DBL_EPSILON | difference between 1.0 and the least value | + | | | greater than 1.0 that is representable as a float| +---------------------+----------------+--------------------------------------------------+ | :const:`dig` | DBL_DIG | maximum number of decimal digits that can be | | | | faithfully represented in a float; see below | @@ -387,20 +387,20 @@ always available. | :const:`mant_dig` | DBL_MANT_DIG | float precision: the number of base-``radix`` | | | | digits in the significand of a float | +---------------------+----------------+--------------------------------------------------+ - | :const:`max` | DBL_MAX | maximum representable finite float | + | :const:`max` | DBL_MAX | maximum representable positive finite float | +---------------------+----------------+--------------------------------------------------+ - | :const:`max_exp` | DBL_MAX_EXP | maximum integer e such that ``radix**(e-1)`` is | + | :const:`max_exp` | DBL_MAX_EXP | maximum integer *e* such that ``radix**(e-1)`` is| | | | a representable finite float | +---------------------+----------------+--------------------------------------------------+ - | :const:`max_10_exp` | DBL_MAX_10_EXP | maximum integer e such that ``10**e`` is in the | + | :const:`max_10_exp` | DBL_MAX_10_EXP | maximum integer *e* such that ``10**e`` is in the| | | | range of representable finite floats | +---------------------+----------------+--------------------------------------------------+ - | :const:`min` | DBL_MIN | minimum positive normalized float | + | :const:`min` | DBL_MIN | minimum representable positive *normalized* float| +---------------------+----------------+--------------------------------------------------+ - | :const:`min_exp` | DBL_MIN_EXP | minimum integer e such that ``radix**(e-1)`` is | + | :const:`min_exp` | DBL_MIN_EXP | minimum integer *e* such that ``radix**(e-1)`` is| | | | a normalized float | +---------------------+----------------+--------------------------------------------------+ - | :const:`min_10_exp` | DBL_MIN_10_EXP | minimum integer e such that ``10**e`` is a | + | :const:`min_10_exp` | DBL_MIN_10_EXP | minimum integer *e* such that ``10**e`` is a | | | | normalized float | +---------------------+----------------+--------------------------------------------------+ | :const:`radix` | FLT_RADIX | radix of exponent representation | |