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gh-76991: Allow accessing the ags_gen and agt_gen attrs of async generators #11166

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gh-76991: Allow accessing the ags_gen and agt_gen attrs of async generators #11166

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6024d01
bpo-32810: Allow accessing the ags_gen and agt_gen attrs of async gen…
ZackerySpytz Dec 14, 2018
59b2f2d
Merge branch 'main' into bpo-32810-ags_gen-agt_gen
erlend-aasland Jan 5, 2024
b22a31e
Fix build
erlend-aasland Jan 5, 2024
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9 changes: 9 additions & 0 deletions Lib/test/test_asyncgen.py
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Original file line number Diff line number Diff line change
Expand Up @@ -419,6 +419,15 @@ async def gen():
self.assertTrue(inspect.isawaitable(aclose))
aclose.close()

def test_async_gen_ags_gen_agt_gen(self):
async def agen():
yield 1
g = agen()
asend = g.asend(1)
self.assertIsInstance(asend.ags_gen, types.AsyncGeneratorType)
athrow = g.athrow()
self.assertIsInstance(athrow.agt_gen, types.AsyncGeneratorType)


class AsyncGenAsyncioTest(unittest.TestCase):

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2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Library/2018-12-14-12-53-04.bpo-32810.A2g1Cp.rst
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@@ -0,0 +1,2 @@
Allow accessing the ``ags_gen`` and ``agt_gen`` attributes of asynchronous
generators.
17 changes: 15 additions & 2 deletions Objects/genobject.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
#define _PY_INTERPRETER

#include "Python.h"
#include "structmember.h"
#include "pycore_call.h" // _PyObject_CallNoArgs()
#include "pycore_ceval.h" // _PyEval_EvalFrame()
#include "pycore_frame.h" // _PyInterpreterFrame
Expand Down Expand Up @@ -1848,6 +1849,12 @@ static PyMethodDef async_gen_asend_methods[] = {
};


static PyMemberDef async_gen_asend_memberlist[] = {
{"ags_gen", T_OBJECT, offsetof(PyAsyncGenASend, ags_gen), READONLY},
{NULL} /* Sentinel */
};


static PyAsyncMethods async_gen_asend_as_async = {
PyObject_SelfIter, /* am_await */
0, /* am_aiter */
Expand Down Expand Up @@ -1886,7 +1893,7 @@ PyTypeObject _PyAsyncGenASend_Type = {
PyObject_SelfIter, /* tp_iter */
(iternextfunc)async_gen_asend_iternext, /* tp_iternext */
async_gen_asend_methods, /* tp_methods */
0, /* tp_members */
async_gen_asend_memberlist, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
Expand Down Expand Up @@ -2279,6 +2286,12 @@ static PyMethodDef async_gen_athrow_methods[] = {
};


static PyMemberDef async_gen_athrow_memberlist[] = {
{"agt_gen", T_OBJECT, offsetof(PyAsyncGenAThrow, agt_gen), READONLY},
{NULL} /* Sentinel */
};


static PyAsyncMethods async_gen_athrow_as_async = {
PyObject_SelfIter, /* am_await */
0, /* am_aiter */
Expand Down Expand Up @@ -2317,7 +2330,7 @@ PyTypeObject _PyAsyncGenAThrow_Type = {
PyObject_SelfIter, /* tp_iter */
(iternextfunc)async_gen_athrow_iternext, /* tp_iternext */
async_gen_athrow_methods, /* tp_methods */
0, /* tp_members */
async_gen_athrow_memberlist, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
Expand Down