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bpo-42246: Bump magic number. #23245

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Merged
merged 1 commit into from
Nov 12, 2020
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bpo-42246: Bump magic number. #23245

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3 changes: 2 additions & 1 deletion Lib/importlib/_bootstrap_external.py
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Original file line number Diff line number Diff line change
Expand Up @@ -278,6 +278,7 @@ def _write_atomic(path, data, mode=0o666):
# Python 3.9a2 3424 (simplify bytecodes for *value unpacking)
# Python 3.9a2 3425 (simplify bytecodes for **value unpacking)
# Python 3.10a1 3430 (Make 'annotations' future by default)
# Python 3.10a1 3431 (New line number table format -- PEP 626)

#
# MAGIC must change whenever the bytecode emitted by the compiler may no
Expand All @@ -287,7 +288,7 @@ 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 = (3430).to_bytes(2, 'little') + b'\r\n'
MAGIC_NUMBER = (3431).to_bytes(2, 'little') + b'\r\n'
_RAW_MAGIC_NUMBER = int.from_bytes(MAGIC_NUMBER, 'little') # For import.c

_PYCACHE = '__pycache__'
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1 change: 1 addition & 0 deletions PC/launcher.c
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Expand Up @@ -1248,6 +1248,7 @@ static PYC_MAGIC magic_values[] = {
{ 3390, 3399, L"3.7" },
{ 3400, 3419, L"3.8" },
{ 3420, 3429, L"3.9" },
{ 3430, 3439, L"3.10" },
{ 0 }
};

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