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[3.13] gh-126303: Fix pickling and copying of os.sched_param objects (GH-126336) (GH-126423)

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(cherry picked from commit d3840503b0)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
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Miss Islington (bot) 2024-11-05 07:50:33 +01:00 • committed by GitHub
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commit ce1a1a6021
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17
Modules/posixmodule.c
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@ -24,6 +24,7 @@
#include "pycore_pystate.h" // _PyInterpreterState_GET()
#include "pycore_signal.h" // Py_NSIG
#include "pycore_time.h" // _PyLong_FromTime_t()
#include "pycore_typeobject.h" // _PyType_AddMethod()
#ifdef HAVE_UNISTD_H
# include <unistd.h> // symlink()
@ -8172,6 +8173,16 @@ os_sched_param_impl(PyTypeObject *type, PyObject *sched_priority)
return res;
}
static PyObject *
os_sched_param_reduce(PyObject *self, PyObject *Py_UNUSED(ignored))
{
return Py_BuildValue("(O(N))", Py_TYPE(self), PyStructSequence_GetItem(self, 0));
}
static PyMethodDef os_sched_param_reduce_method = {
"__reduce__", (PyCFunction)os_sched_param_reduce, METH_NOARGS|METH_COEXIST, NULL,
};
PyDoc_VAR(os_sched_param__doc__);
static PyStructSequence_Field sched_param_fields[] = {
@ -17980,6 +17991,12 @@ posixmodule_exec(PyObject *m)
return -1;
}
((PyTypeObject *)state->SchedParamType)->tp_new = os_sched_param;
if (_PyType_AddMethod((PyTypeObject *)state->SchedParamType,
&os_sched_param_reduce_method) < 0)
{
return -1;
}
PyType_Modified((PyTypeObject *)state->SchedParamType);
#endif
/* initialize TerminalSize_info */