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gh-72971: Clarify the special no-TypeError behavior for equality (#110729)

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Gouvernathor 2024-03-03 01:45:48 +01:00 committed by GitHub
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Doc/reference/datamodel.rst
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@ -1812,12 +1812,15 @@ Basic customization
rather, :meth:`__lt__` and :meth:`__gt__` are each other's reflection,
:meth:`__le__` and :meth:`__ge__` are each other's reflection, and
:meth:`__eq__` and :meth:`__ne__` are their own reflection.
If the operands are of different types, and right operand's type is
If the operands are of different types, and the right operand's type is
a direct or indirect subclass of the left operand's type,
the reflected method of the right operand has priority, otherwise
the left operand's method has priority. Virtual subclassing is
not considered.
When no appropriate method returns any value other than :data:`NotImplemented`, the
``==`` and ``!=`` operators will fall back to ``is`` and ``is not``, respectively.
.. method:: object.__hash__(self)
.. index::