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bpo-42085: Introduce dedicated entry in PyAsyncMethods for sending values (#22780)

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Vladimir Matveev 2020-11-10 12:09:55 -08:00 • committed by GitHub
parent e59b2deffd
commit 1e996c3a3b
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13 changed files with 146 additions and 49 deletions
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26
Objects/abstract.c
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@ -2669,6 +2669,32 @@ PyIter_Next(PyObject *iter)
return result;
}
PySendResult
PyIter_Send(PyObject *iter, PyObject *arg, PyObject **result)
{
_Py_IDENTIFIER(send);
assert(arg != NULL);
assert(result != NULL);
if (PyType_HasFeature(Py_TYPE(iter), Py_TPFLAGS_HAVE_AM_SEND)) {
assert (Py_TYPE(iter)->tp_as_async != NULL);
assert (Py_TYPE(iter)->tp_as_async->am_send != NULL);
return Py_TYPE(iter)->tp_as_async->am_send(iter, arg, result);
}
if (arg == Py_None && PyIter_Check(iter)) {
*result = Py_TYPE(iter)->tp_iternext(iter);
}
else {
*result = _PyObject_CallMethodIdOneArg(iter, &PyId_send, arg);
}
if (*result != NULL) {
return PYGEN_NEXT;
}
if (_PyGen_FetchStopIterationValue(result) == 0) {
return PYGEN_RETURN;
}
return PYGEN_ERROR;
}
/*
* Flatten a sequence of bytes() objects into a C array of
* NULL terminated string pointers with a NULL char* terminating the array.