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Rework compiler about exception handling #6638

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Merged
youknowone merged 5 commits into from
Jan 4, 2026
Merged

Rework compiler about exception handling #6638

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3f07a81
asyncgen
youknowone Jan 2, 2026
30e29ef
fix coroutine
youknowone Jan 3, 2026
03e2c59
rewrite compiler
youknowone Jan 3, 2026
183c4ea
tests
youknowone Jan 3, 2026
9bf4fd4
set pyc magic number
youknowone Jan 3, 2026
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set pyc magic number
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@youknowone
youknowone committed Jan 3, 2026
commit 9bf4fd409e7dcbb6b57261733c87bebd4110f2c2
2 changes: 1 addition & 1 deletion Lib/importlib/_bootstrap_external.py
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Expand Up @@ -489,7 +489,7 @@ def _write_atomic(path, data, mode=0o666):
# Whenever MAGIC_NUMBER is changed, the ranges in the magic_values array
# in PC/launcher.c must also be updated.

MAGIC_NUMBER = (3571).to_bytes(2, 'little') + b'\r\n'
MAGIC_NUMBER = (2997).to_bytes(2, 'little') + b'\r\n'

_RAW_MAGIC_NUMBER = int.from_bytes(MAGIC_NUMBER, 'little') # For import.c

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2 changes: 1 addition & 1 deletion Lib/test/test_importlib/test_util.py
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Expand Up @@ -636,7 +636,7 @@ def test_magic_number(self):
# stakeholders such as OS package maintainers must be notified
# in advance. Such exceptional releases will then require an
# adjustment to this test case.
EXPECTED_MAGIC_NUMBER = 3531
EXPECTED_MAGIC_NUMBER = 2997
actual = int.from_bytes(importlib.util.MAGIC_NUMBER[:2], 'little')

msg = (
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2 changes: 1 addition & 1 deletion crates/vm/src/version.rs
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Expand Up @@ -129,7 +129,7 @@ pub fn get_git_datetime() -> String {
}

// Must be aligned to Lib/importlib/_bootstrap_external.py
pub const PYC_MAGIC_NUMBER: u16 = 3531;
pub const PYC_MAGIC_NUMBER: u16 = 2997;

// CPython format: magic_number | ('\r' << 16) | ('\n' << 24)
// This protects against text-mode file reads
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