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gh-136421: Load _datetime static types during interpreter initialization #136583

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Merged
merged 15 commits into from
Jul 21, 2025
Merged

gh-136421: Load _datetime static types during interpreter initialization #136583

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77d117c
Load _datetime during interpreter initialization
ZeroIntensity Jul 12, 2025
963a9ee
Add a test case.
ZeroIntensity Jul 12, 2025
e16fb54
Add blurb.
ZeroIntensity Jul 12, 2025
ed65682
Move to pycore_init_types()
ZeroIntensity Jul 12, 2025
43b4843
Fix lint.
ZeroIntensity Jul 12, 2025
0ad304f
Add _datetime to the frozen modules.
ZeroIntensity Jul 12, 2025
d762ed5
Remove obsolete 'reloading' state.
ZeroIntensity Jul 20, 2025
db327e7
Some test refactoring and improvements.
ZeroIntensity Jul 20, 2025
9456147
Fix test.
ZeroIntensity Jul 20, 2025
6adafa1
Make tp_base stores atomic.
ZeroIntensity Jul 20, 2025
6e2f891
Revert "Make tp_base stores atomic."
ZeroIntensity Jul 20, 2025
a15843f
Set tp_base in the PyTypeObject definition.
ZeroIntensity Jul 20, 2025
d6064c4
Add a comment.
ZeroIntensity Jul 20, 2025
9a3b1c2
Move the test.
ZeroIntensity Jul 20, 2025
3520514
Remove dead tp_base code.
ZeroIntensity Jul 20, 2025
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Revert "Make tp_base stores atomic." 
This reverts commit 6adafa1.
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@ZeroIntensity
ZeroIntensity committed Jul 20, 2025
commit 6e2f891491bd17ebea922c52646e05bbe07cc64e
4 changes: 2 additions & 2 deletions Modules/_datetimemodule.c
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Original file line number Diff line number Diff line change
Expand Up @@ -7331,8 +7331,8 @@ _PyDateTime_InitTypes(PyInterpreterState *interp)
// `&...` is not a constant expression according to a strict reading
// of C standards. Fill tp_base at run-time rather than statically.
// See https://bugs.python.org/issue40777
_Py_atomic_store_ptr_relaxed(&PyDateTime_TimeZoneType.tp_base, &PyDateTime_TZInfoType);
_Py_atomic_store_ptr_relaxed(&PyDateTime_DateTimeType.tp_base , &PyDateTime_DateType);
PyDateTime_TimeZoneType.tp_base = &PyDateTime_TZInfoType;
PyDateTime_DateTimeType.tp_base = &PyDateTime_DateType;

/* Bases classes must be initialized before subclasses,
* so capi_types must have the types in the appropriate order. */
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