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gh-112640: Add kwdefaults parameter to types.FunctionType.__new__ (#112641)

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Nikita Sobolev 2024-01-11 11:42:30 +03:00 • committed by GitHub
parent f653caa5a8
commit 2ac4cf4743
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8 changed files with 76 additions and 13 deletions
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15
Objects/funcobject.c
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@ -809,14 +809,17 @@ function.__new__ as func_new
a tuple that specifies the default argument values
closure: object = None
a tuple that supplies the bindings for free variables
kwdefaults: object = None
a dictionary that specifies the default keyword argument values
Create a function object.
[clinic start generated code]*/
static PyObject *
func_new_impl(PyTypeObject *type, PyCodeObject *code, PyObject *globals,
PyObject *name, PyObject *defaults, PyObject *closure)
/*[clinic end generated code: output=99c6d9da3a24e3be input=93611752fc2daf11]*/
PyObject *name, PyObject *defaults, PyObject *closure,
PyObject *kwdefaults)
/*[clinic end generated code: output=de72f4c22ac57144 input=20c9c9f04ad2d3f2]*/
{
PyFunctionObject *newfunc;
Py_ssize_t nclosure;
@ -843,6 +846,11 @@ func_new_impl(PyTypeObject *type, PyCodeObject *code, PyObject *globals,
return NULL;
}
}
if (kwdefaults != Py_None && !PyDict_Check(kwdefaults)) {
PyErr_SetString(PyExc_TypeError,
"arg 6 (kwdefaults) must be None or dict");
return NULL;
}
/* check that the closure is well-formed */
nclosure = closure == Py_None ? 0 : PyTuple_GET_SIZE(closure);
@ -879,6 +887,9 @@ func_new_impl(PyTypeObject *type, PyCodeObject *code, PyObject *globals,
if (closure != Py_None) {
newfunc->func_closure = Py_NewRef(closure);
}
if (kwdefaults != Py_None) {
newfunc->func_kwdefaults = Py_NewRef(kwdefaults);
}
return (PyObject *)newfunc;
}