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Ungate optimize_cfg as it has been fixed #30

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Merged
StanFromIreland merged 2 commits into from
Apr 26, 2026
Merged

Ungate optimize_cfg as it has been fixed #30

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1189173
`optimize_cfg` has been fixed
StanFromIreland Apr 25, 2026
bbba21d
Fix consts
StanFromIreland Apr 26, 2026
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7 changes: 3 additions & 4 deletions web/driver.py
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Original file line number Diff line number Diff line change
Expand Up @@ -211,6 +211,8 @@ def _co_consts_from_metadata(metadata):
if not metadata:
return None
consts = metadata.get("consts")
if isinstance(consts, list):
return list(consts) if consts else None
if not isinstance(consts, dict) or not consts:
return None
# compiler metadata stores const->index and indices may be sparse.
Expand Down Expand Up @@ -331,10 +333,7 @@ def view_pseudo(code: str, *, optimize: bool = False) -> dict[str, Any]:
co_consts = _merge_co_consts(
_co_consts_from_metadata(metadata), _compiled_co_consts(code)
)
# On some newer WASM builds (e.g. CPython 3.15 snapshots), optimize_cfg can
# trap at runtime with low-level wasm errors. Prefer a stable pseudo view
# there instead of crashing the whole worker process.
if optimize and sys.version_info < (3, 15):
if optimize:
insts = optimize_cfg(insts, co_consts, 0)
items = _instruction_items(insts)
adjusted_consts = _apply_annotations_const_workaround(items, co_consts)
Expand Down
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