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bpo-43908: Make heap types converted during 3.10 alpha immutable (GH-26351)

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* Make functools types immutable

* Multibyte codec types are now immutable

* pyexpat.xmlparser is now immutable

* array.arrayiterator is now immutable

* _thread types are now immutable

* _csv types are now immutable

* _queue.SimpleQueue is now immutable

* mmap.mmap is now immutable

* unicodedata.UCD is now immutable

* sqlite3 types are now immutable

* _lsprof.Profiler is now immutable

* _overlapped.Overlapped is now immutable

* _operator types are now immutable

* winapi__overlapped.Overlapped is now immutable

* _lzma types are now immutable

* _bz2 types are now immutable

* _dbm.dbm and _gdbm.gdbm are now immutable
This commit is contained in:
Erlend Egeberg Aasland 2021-06-17 12:06:09 +02:00 • committed by GitHub
parent c544393b89
commit 00710e6346
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GPG key ID: 4AEE18F83AFDEB23
22 changed files with 61 additions and 38 deletions
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10
Modules/_functoolsmodule.c
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@ -491,7 +491,8 @@ static PyType_Spec partial_type_spec = {
.name = "functools.partial",
.basicsize = sizeof(partialobject),
.flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_VECTORCALL,
Py_TPFLAGS_BASETYPE | Py_TPFLAGS_HAVE_VECTORCALL |
Py_TPFLAGS_IMMUTABLETYPE,
.slots = partial_type_slots
};
@ -559,7 +560,7 @@ static PyType_Spec keyobject_type_spec = {
.name = "functools.KeyWrapper",
.basicsize = sizeof(keyobject),
.flags = (Py_TPFLAGS_DEFAULT | Py_TPFLAGS_DISALLOW_INSTANTIATION |
Py_TPFLAGS_HAVE_GC),
Py_TPFLAGS_HAVE_GC | Py_TPFLAGS_IMMUTABLETYPE),
.slots = keyobject_type_slots
};
@ -781,7 +782,8 @@ static PyType_Slot lru_list_elem_type_slots[] = {
static PyType_Spec lru_list_elem_type_spec = {
.name = "functools._lru_list_elem",
.basicsize = sizeof(lru_list_elem),
.flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_DISALLOW_INSTANTIATION,
.flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_DISALLOW_INSTANTIATION |
Py_TPFLAGS_IMMUTABLETYPE,
.slots = lru_list_elem_type_slots
};
@ -1417,7 +1419,7 @@ static PyType_Spec lru_cache_type_spec = {
.name = "functools._lru_cache_wrapper",
.basicsize = sizeof(lru_cache_object),
.flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
Py_TPFLAGS_METHOD_DESCRIPTOR,
Py_TPFLAGS_METHOD_DESCRIPTOR | Py_TPFLAGS_IMMUTABLETYPE,
.slots = lru_cache_type_slots
};