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| author | Serhiy Storchaka <storchaka@gmail.com> | 2019-06-01 21:05:48 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-06-01 21:05:48 (GMT) |
| commit | bdbad71b9def0b86433de12cecca022eee91bd9f (patch) | |
| tree | 147c8a3e08454a95e0e4900388d88f7b65430f63 /Doc/reference | |
| parent | 1a4d9ffa1aecd7e750195f2be06d3d16c7a3a88f (diff) | |
| download | cpython-bdbad71b9def0b86433de12cecca022eee91bd9f.zip cpython-bdbad71b9def0b86433de12cecca022eee91bd9f.tar.gz cpython-bdbad71b9def0b86433de12cecca022eee91bd9f.tar.bz2 | |
bpo-20092. Use __index__ in constructors of int, float and complex. (GH-13108)
Diffstat (limited to 'Doc/reference')
| -rw-r--r-- | Doc/reference/datamodel.rst | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/Doc/reference/datamodel.rst b/Doc/reference/datamodel.rst index 44017d8..fa47bf1 100644 --- a/Doc/reference/datamodel.rst +++ b/Doc/reference/datamodel.rst @@ -2394,11 +2394,9 @@ left undefined. functions). Presence of this method indicates that the numeric object is an integer type. Must return an integer. - .. note:: - - In order to have a coherent integer type class, when :meth:`__index__` is - defined :meth:`__int__` should also be defined, and both should return - the same value. + If :meth:`__int__`, :meth:`__float__` and :meth:`__complex__` are not + defined then corresponding built-in functions :func:`int`, :func:`float` + and :func:`complex` fall back to :meth:`__index__`. .. method:: object.__round__(self, [,ndigits]) |