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author | Paulo Freitas <me@paulofreitas.me> | 2024-06-04 17:55:11 (GMT) |
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committer | GitHub <noreply@github.com> | 2024-06-04 17:55:11 (GMT) |
commit | bf5e1065f4ec2077c6ca352fc1ad940a76d1f6c9 (patch) | |
tree | 504cff35f1ba2b44d1416b37648e4ff4ac81cdd3 /Doc | |
parent | 010ea93b2b888149561becefeee90826bf8a2934 (diff) | |
download | cpython-bf5e1065f4ec2077c6ca352fc1ad940a76d1f6c9.zip cpython-bf5e1065f4ec2077c6ca352fc1ad940a76d1f6c9.tar.gz cpython-bf5e1065f4ec2077c6ca352fc1ad940a76d1f6c9.tar.bz2 |
doc: Mention the missing reflected special methods for all binary operations (GH-119931)
Diffstat (limited to 'Doc')
-rw-r--r-- | Doc/reference/expressions.rst | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/Doc/reference/expressions.rst b/Doc/reference/expressions.rst index 00b57ef..872773f 100644 --- a/Doc/reference/expressions.rst +++ b/Doc/reference/expressions.rst @@ -1211,7 +1211,8 @@ Raising ``0.0`` to a negative power results in a :exc:`ZeroDivisionError`. Raising a negative number to a fractional power results in a :class:`complex` number. (In earlier versions it raised a :exc:`ValueError`.) -This operation can be customized using the special :meth:`~object.__pow__` method. +This operation can be customized using the special :meth:`~object.__pow__` and +:meth:`~object.__rpow__` methods. .. _unary: @@ -1299,6 +1300,9 @@ This operation can be customized using the special :meth:`~object.__mul__` and The ``@`` (at) operator is intended to be used for matrix multiplication. No builtin Python types implement this operator. +This operation can be customized using the special :meth:`~object.__matmul__` and +:meth:`~object.__rmatmul__` methods. + .. versionadded:: 3.5 .. index:: @@ -1314,8 +1318,10 @@ integer; the result is that of mathematical division with the 'floor' function applied to the result. Division by zero raises the :exc:`ZeroDivisionError` exception. -This operation can be customized using the special :meth:`~object.__truediv__` and -:meth:`~object.__floordiv__` methods. +The division operation can be customized using the special :meth:`~object.__truediv__` +and :meth:`~object.__rtruediv__` methods. +The floor division operation can be customized using the special +:meth:`~object.__floordiv__` and :meth:`~object.__rfloordiv__` methods. .. index:: single: modulo @@ -1340,7 +1346,8 @@ also overloaded by string objects to perform old-style string formatting (also known as interpolation). The syntax for string formatting is described in the Python Library Reference, section :ref:`old-string-formatting`. -The *modulo* operation can be customized using the special :meth:`~object.__mod__` method. +The *modulo* operation can be customized using the special :meth:`~object.__mod__` +and :meth:`~object.__rmod__` methods. The floor division operator, the modulo operator, and the :func:`divmod` function are not defined for complex numbers. Instead, convert to a floating @@ -1367,7 +1374,8 @@ This operation can be customized using the special :meth:`~object.__add__` and The ``-`` (subtraction) operator yields the difference of its arguments. The numeric arguments are first converted to a common type. -This operation can be customized using the special :meth:`~object.__sub__` method. +This operation can be customized using the special :meth:`~object.__sub__` and +:meth:`~object.__rsub__` methods. .. _shifting: @@ -1388,8 +1396,10 @@ The shifting operations have lower priority than the arithmetic operations: These operators accept integers as arguments. They shift the first argument to the left or right by the number of bits given by the second argument. -This operation can be customized using the special :meth:`~object.__lshift__` and -:meth:`~object.__rshift__` methods. +The left shift operation can be customized using the special :meth:`~object.__lshift__` +and :meth:`~object.__rlshift__` methods. +The right shift operation can be customized using the special :meth:`~object.__rshift__` +and :meth:`~object.__rrshift__` methods. .. index:: pair: exception; ValueError |