Lerking/micropython
1
0
Fork 0
mirror of https://github.com/micropython/micropython.git synced 2026-01-05 11:40:18 +01:00
Code Issues Actions 52 Packages Projects Releases Wiki Activity

py/vm: Don't emit warning when using "raise ... from None".

Browse Source 
"Raise SomeException() from None" is a common Python idiom to suppress
chained exceptions and thus shouldn't trigger a warning on a version of
Python that doesn't support them in the first place.
This commit is contained in:
Matthias Urlichs
2023-10-06 21:02:43 +02:00
committed by Damien George
parent 5232847771
commit 3fb1bb131f
3 changed files with 15 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
py/vm.c
View File

@@ -1171,8 +1171,10 @@ unwind_return:
ENTRY(MP_BC_RAISE_FROM): {
MARK_EXC_IP_SELECTIVE();
mp_warning(NULL, "exception chaining not supported");
sp--; // ignore (pop) "from" argument
mp_obj_t from_value = POP();
if (from_value != mp_const_none) {
mp_warning(NULL, "exception chaining not supported");
}
mp_obj_t obj = mp_make_raise_obj(TOP());
RAISE(obj);
}