bpo-43413: Fix handling keyword arguments in subclasses of some buitin classes (GH-26456)

* Constructors of subclasses of some buitin classes (e.g. tuple, list,
  frozenset) no longer accept arbitrary keyword arguments.
* Subclass of set can now define a __new__() method with additional
  keyword parameters without overriding also __init__().
This commit is contained in:
Serhiy Storchaka 2021-09-12 13:27:50 +03:00 committed by GitHub
parent 5277ffe12d
commit 92bf8691fb
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26 changed files with 285 additions and 67 deletions

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@ -553,7 +553,8 @@ _io_BufferedRWPair___init__(PyObject *self, PyObject *args, PyObject *kwargs)
PyObject *writer;
Py_ssize_t buffer_size = DEFAULT_BUFFER_SIZE;
if (Py_IS_TYPE(self, &PyBufferedRWPair_Type) &&
if ((Py_IS_TYPE(self, &PyBufferedRWPair_Type) ||
Py_TYPE(self)->tp_new == PyBufferedRWPair_Type.tp_new) &&
!_PyArg_NoKeywords("BufferedRWPair", kwargs)) {
goto exit;
}
@ -637,4 +638,4 @@ skip_optional_pos:
exit:
return return_value;
}
/*[clinic end generated code: output=98ccf7610c0e82ba input=a9049054013a1b77]*/
/*[clinic end generated code: output=79138a088729b5ee input=a9049054013a1b77]*/