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bpo-1635741: Port _asyncio extension module to multiphase initialization(PEP 489) by shihai1991 · Pull Request #18032 · python/cpython · GitHub
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bpo-1635741: Port _asyncio extension module to multiphase initialization(PEP 489) #18032

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bpo-1635741: Port _asyncio extension module to multiphase initialization(PEP 489) #18032

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46759be
Port _asyncio extension module to multiphase initialization(PEP 489)
shihai1991 Jan 16, 2020
4f070d9
📜🤖 Added by blurb_it.
blurb-it[bot] Jan 16, 2020
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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Core and Builtins/2020-01-16-16-30-18.bpo-1635741.bLqfQb.rst
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@@ -0,0 +1 @@
Port _asyncio extension module to multiphase initialization (:pep:`489`).
88 changes: 46 additions & 42 deletions Modules/_asynciomodule.c
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Expand Up @@ -3372,76 +3372,80 @@ static PyMethodDef asyncio_methods[] = {
{NULL, NULL}
};

static struct PyModuleDef _asynciomodule = {
PyModuleDef_HEAD_INIT, /* m_base */
"_asyncio", /* m_name */
module_doc, /* m_doc */
-1, /* m_size */
asyncio_methods, /* m_methods */
NULL, /* m_slots */
NULL, /* m_traverse */
NULL, /* m_clear */
(freefunc)module_free /* m_free */
};


PyMODINIT_FUNC
PyInit__asyncio(void)
static int
_asyncio_exec(PyObject *module)
{
if (module_init() < 0) {
return NULL;
}
if (PyType_Ready(&FutureType) < 0) {
return NULL;
return -1;
}
if (PyType_Ready(&FutureIterType) < 0) {
return NULL;
return -1;
}
if (PyType_Ready(&TaskStepMethWrapper_Type) < 0) {
return NULL;
return -1;
}
if (PyType_Ready(&TaskWakeupMethWrapper_Type) < 0) {
return NULL;
return -1;
}
if (PyType_Ready(&TaskType) < 0) {
return NULL;
return -1;
}
if (PyType_Ready(&PyRunningLoopHolder_Type) < 0) {
return NULL;
}

PyObject *m = PyModule_Create(&_asynciomodule);
if (m == NULL) {
return NULL;
return -1;
}

Py_INCREF(&FutureType);
if (PyModule_AddObject(m, "Future", (PyObject *)&FutureType) < 0) {
if (PyModule_AddObject(module, "Future", (PyObject *)&FutureType) < 0) {
Py_DECREF(&FutureType);
Py_DECREF(m);
return NULL;
Py_DECREF(module);
return -1;
}

Py_INCREF(&TaskType);
if (PyModule_AddObject(m, "Task", (PyObject *)&TaskType) < 0) {
if (PyModule_AddObject(module, "Task", (PyObject *)&TaskType) < 0) {
Py_DECREF(&TaskType);
Py_DECREF(m);
return NULL;
Py_DECREF(module);
return -1;
}

Py_INCREF(all_tasks);
if (PyModule_AddObject(m, "_all_tasks", all_tasks) < 0) {
if (PyModule_AddObject(module, "_all_tasks", all_tasks) < 0) {
Py_DECREF(all_tasks);
Py_DECREF(m);
return NULL;
Py_DECREF(module);
return -1;
}

Py_INCREF(current_tasks);
if (PyModule_AddObject(m, "_current_tasks", current_tasks) < 0) {
if (PyModule_AddObject(module, "_current_tasks", current_tasks) < 0) {
Py_DECREF(current_tasks);
Py_DECREF(m);
return NULL;
Py_DECREF(module);
return -1;
}
return 0;
}

static PyModuleDef_Slot _asyncio_slots[] = {
{Py_mod_exec, _asyncio_exec},
{0, NULL}
};

static struct PyModuleDef _asynciomodule = {
PyModuleDef_HEAD_INIT, /* m_base */
"_asyncio", /* m_name */
module_doc, /* m_doc */
0, /* m_size */
asyncio_methods, /* m_methods */
_asyncio_slots, /* m_slots */
NULL, /* m_traverse */
NULL, /* m_clear */
(freefunc)module_free /* m_free */
};

return m;
PyMODINIT_FUNC
PyInit__asyncio(void)
{
if (module_init() < 0) {
return NULL;
}
return PyModuleDef_Init(&_asynciomodule);
}
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