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Remove question marks and explain __getnewargs_ex__

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Antoine Pitrou 2013-11-21 02:06:06 +01:00
parent e389853776
commit 7c5a782f7c
1 changed files with 6 additions and 3 deletions
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pep-3154.txt
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@ -134,10 +134,13 @@ pickling self-referential sets [2]_.
Calling __new__ with keyword arguments Calling __new__ with keyword arguments
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Currently, classes whose __new__ mandates the use of keyword-only Currently, classes whose ``__new__`` mandates the use of keyword-only
arguments can not be pickled (or, rather, unpickled) [3]_. Both a new arguments can not be pickled (or, rather, unpickled) [3]_. Both a new
special method (``__getnewargs_ex__`` ?) and a new opcode (NEWOBJ_EX ?) special method (``__getnewargs_ex__``) and a new opcode (NEWOBJ_EX)
are needed. are needed. The ``__getnewargs_ex__`` method, if it exists, must
return a two-tuple ``(args, kwargs)`` where the first item is the
tuple of positional arguments and the second item is the dict of
keyword arguments for the class's ``__new__`` method.
Better string encoding Better string encoding
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