8000 GH-90997: Wrap `yield from`/`await` in a virtual `try`/`except StopIteration` by brandtbucher · Pull Request #96010 · python/cpython · GitHub
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GH-90997: Wrap yield from/await in a virtual try/except StopIteration #96010

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Merged
merged 13 commits into from
Aug 19, 2022
Merged

GH-90997: Wrap yield from/await in a virtual try/except StopIteration #96010

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c05c2af
Use a virtual try/except to handle close()/throw()
brandtbucher Apr 1, 2022
819e0df
Catch up with main
brandtbucher May 6, 2022
d557e41
Don't load StopIteration as a constant
brandtbucher May 6, 2022
d5e033a
Clean up control flow a bit
brandtbucher May 6, 2022
b4f26d8
Catch up with main
brandtbucher Aug 15, 2022
0cb78f2
blurb add
brandtbucher Aug 15, 2022
4b0e60f
Improve docs for SEND
brandtbucher Aug 15, 2022
a0953b1
Cleanup
brandtbucher Aug 15, 2022
afdf25e
fixup
brandtbucher Aug 15, 2022
5348cbe
Fix wording
brandtbucher Aug 17, 2022
f4cc398
Pack everything into END_THROW
brandtbucher Aug 17, 2022
f085a2e
Catch up with main
brandtbucher Aug 17, 2022
296bc08
Feedback from code review
brandtbucher Aug 19, 2022
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fixup
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@brandtbucher
brandtbucher committed Aug 15, 2022
commit afdf25e52180da551eb6e42df01629f7407b76f9
2 changes: 1 addition & 1 deletion Python/ceval.c
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Expand Up @@ -2751,7 +2751,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int

TARGET(LOAD_EXCEPTION_TYPE) {
assert(oparg < 2);
PyObject *value = oparg ? PyExc_StopIteration: PyExc_AssertionError;
PyObject *value = oparg ? PyExc_StopIteration : PyExc_AssertionError;
Py_INCREF(value);
PUSH(value);
DISPATCH();
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2 changes: 1 addition & 1 deletion Python/compile.c
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Expand Up @@ -1974,7 +1974,7 @@ compiler_add_yield_from(struct compiler *c, int await)
ADDOP_NAME(c, LOAD_ATTR, &_Py_ID(value), names);
ADDOP_I(c, SWAP, 3);
ADDOP(c, POP_TOP); // The thing we're yielding from.
ADDOP(c, POP_TOP); // The last sent value
ADDOP(c, POP_TOP); // The last sent value.

USE_LABEL(c, exit);
return 1;
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