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| author | thatneat <thatneat@users.noreply.github.com> | 2019-07-04 18:28:37 (GMT) |
|---|---|---|
| committer | Ethan Furman <ethan@stoneleaf.us> | 2019-07-04 18:28:37 (GMT) |
| commit | 2f19e82fbe98ce86bcd98a176328af2808b678e8 (patch) | |
| tree | 0febe00f3456e58aa82575a2c16a62f3e2385c6a /Doc/library/enum.rst | |
| parent | b4e68960b90627422325fdb75f463df1e4153c6e (diff) | |
| download | cpython-2f19e82fbe98ce86bcd98a176328af2808b678e8.zip cpython-2f19e82fbe98ce86bcd98a176328af2808b678e8.tar.gz cpython-2f19e82fbe98ce86bcd98a176328af2808b678e8.tar.bz2 | |
bpo-37479: on Enum subclasses with mixins, __format__ uses overridden __str__ (GH-14545)
* bpo-37479: on Enum subclasses with mixins, __format__ uses overridden __str__
Diffstat (limited to 'Doc/library/enum.rst')
| -rw-r--r-- | Doc/library/enum.rst | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/Doc/library/enum.rst b/Doc/library/enum.rst index 19277d7..d7d319a 100644 --- a/Doc/library/enum.rst +++ b/Doc/library/enum.rst @@ -739,9 +739,11 @@ Some rules: :meth:`__str__` and :meth:`__repr__` respectively; other codes (such as `%i` or `%h` for IntEnum) treat the enum member as its mixed-in type. 5. :ref:`Formatted string literals <f-strings>`, :meth:`str.format`, - and :func:`format` will use the mixed-in - type's :meth:`__format__`. If the :class:`Enum` class's :func:`str` or - :func:`repr` is desired, use the `!s` or `!r` format codes. + and :func:`format` will use the mixed-in type's :meth:`__format__` + unless :meth:`__str__` or :meth:`__format__` is overridden in the subclass, + in which case the overridden methods or :class:`Enum` methods will be used. + Use the !s and !r format codes to force usage of the :class:`Enum` class's + :meth:`__str__` and :meth:`__repr__` methods. When to use :meth:`__new__` vs. :meth:`__init__` ------------------------------------------------ |