diff options
| -rw-r--r-- | Lib/decimal.py | 11 | ||||
| -rw-r--r-- | Lib/distutils/command/wininst-8.0.exe | bin | 61440 -> 73728 bytes |
2 files changed, 5 insertions, 6 deletions
diff --git a/Lib/decimal.py b/Lib/decimal.py index b486d36..26bc8ef 100644 --- a/Lib/decimal.py +++ b/Lib/decimal.py @@ -134,7 +134,6 @@ __all__ = [ 'setcontext', 'getcontext', 'localcontext' ] -import numbers as _numbers import copy as _copy import math as _math @@ -501,7 +500,11 @@ def localcontext(ctx=None): ##### Decimal class ####################################################### -class Decimal(_numbers.Real): +# Do not subclass Decimal from numbers.Real and do not register it as such +# (because Decimals are not interoperable with floats). See the notes in +# numbers.py for more detail. + +class Decimal(object): """Floating point class for decimal arithmetic.""" __slots__ = ('_exp','_int','_sign', '_is_special') @@ -1757,14 +1760,10 @@ class Decimal(_numbers.Real): >>> round(Decimal('Inf')) Traceback (most recent call last): ... - ... - ... OverflowError: cannot round an infinity >>> round(Decimal('NaN')) Traceback (most recent call last): ... - ... - ... ValueError: cannot round a NaN If a second argument n is supplied, self is rounded to n diff --git a/Lib/distutils/command/wininst-8.0.exe b/Lib/distutils/command/wininst-8.0.exe Binary files differindex 7403bfa..7407032 100644 --- a/Lib/distutils/command/wininst-8.0.exe +++ b/Lib/distutils/command/wininst-8.0.exe |