One thing we could do would be to prioritize setting the IMMUTABLE flag on the most "public" modules of the list. Of these, I would think array.array and the three classes in _sre to be the most important. On Mon, Apr 26, 2021 at 3:34 AM Erlend Aasland <Erlend-A@innova.no> wrote:

Ref. https://bugs.python.org/issue43908, I've compiled a list of types that have been converted to heap types. I've posted it on Discourse for readability:

https://discuss.python.org/t/list-of-built-in-types-converted-to-heap-types/...

Note: for now, I didn't bother to trace PyType_Spec variable names to complete type names. Hope it's not too much of a problem.

Erlend

Here's the plain text version:

0b858cdd5d 2021-01-04 Modules/cjkcodecs/multibytecodec.c - multibytecodec_spec - encoder_spec - decoder_spec - reader_spec - writer_spec

c8a87addb1 2021-01-04 Modules/pyexpat.c - _xml_parse_type_spec

75bf107c62 2021-01-02 Modules/arraymodule.c - array_spec - arrayiter_spec

dd39123970 2020-12-29 Modules/_functoolsmodule.c - partial_type_spec - keyobject_type_spec - lru_list_elem_type_spec - lru_cache_type_spec

6104013838 2020-12-18 Modules/_threadmodule.c - lock_type_spec - rlock_type_spec - local_dummy_type_spec - local_type_spec

a6109ef68d 2020-11-20 Modules/_sre.c - pattern_spec - match_spec - scanner_spec

5c36da78d7 2020-11-20 Modules/_ssl.c - PySSLSocket_spec - PySSLContext_spec - PySSLMemoryBIO_spec - PySSLSession_spec

01c6aa43dc 2020-11-07 Modules/_queuemodule.c - simplequeue_spec

74b4eda98b 2020-11-03 Modules/mmapmodule.c - mmap_object_spec

c8c4200b65 2020-10-26 Modules/unicodedata.c - ucd_type_spec

256e54acdb 2020-10-01 Modules/_sqlite - connection_spec - cursor_spec

9031bd4fa4 2020-10-01 Modules/_sqlite - row_spec - stmt_spec

cb6db8b6ae 2020-09-29 Modules/_sqlite - type_spec (PrepareProtocolType)

a937ab45d6 2020-09-27 Modules/_sqlite - node_spec - cache_spec

83de110dce 2020-09-23 Modules/_lsprof.c - _lsprof_profiler_type_spec

52a2df135c 2020-09-08 Modules/sha256module.c - sha224_type_spec - sha256_type_spec

2aabc3200b 2020-09-07 Modules/overlapped.c - overlapped_type_spec

63f102fe07 2020-09-06 Modules/md5module.c Modules/sha1module.c Modules/sha512module.c - md5_type_spec - sha1_type_spec - sha512_sha384_type_spec - sha512_sha512_type_spec

31967fd8d0 2020-08-27 Modules/_operator.c - itemgetter_type_spec - attrgetter_type_spec - methodcaller_type_spec

e087f7cd43 2020-08-13 Modules/_winapi.c - winapi_overlapped_type_spec

1937edd376 2020-06-23 Modules/_lzmamodule.c - lzma_compressor_type_spec - lzma_decompressor_type_spec

ec68918795 2020-06-20 Modules/_bz2module.c - bz2_compressor_type_spec - bz2_decompressor_type_spec

c4862e333a 2020-06-17 Modules/_gdbmmodule.c - gdbmtype_spec

bf69a8f99f 2020-06-16 Modules/_dbmmodule.c - dbmtype_spec

d5b3f6b7f9 2020-05-16 Modules/_hashopenssl.c - EVPXOFtype_spec

53e4c91725 2020-03-30 Modules/_abc.c - _abc_data_type_spec

33f15a16d4 2020-03-27 Modules/_json.c - PyScannerType_spec - PyEncoderType_spec

b3966639d2 2019-11-05 Modules/posixmodule.c - DirEntryType_spec - ScandirIteratorType_spec

df69e75edc 2019-09-25 Modules/_hashopenssl.c - EVPtype_spec

f919054e53 2019-09-14 Modules/selectmodule.c - devpoll_Type_spec - kqueue_event_Type_spec - poll_Type_spec - pyEpoll_Type_spec - kqueue_queue_Type_spec

04f0bbfbed 2019-09-13 Modules/_randommodule.c - Random_Type_spec

ac46eb4ad6 2019-09-11 Python/Python-ast.c - AST_type_spec - AST_type_spec

a1ffad0719 2019-09-10 Modules/zlibmodule.c - Comptype_spec - Decomptype_spec

4f384af067 2019-09-10 Modules/_struct.c - unpackiter_type_spec - PyStructType_spec

11dc6c311d 2012-10-14 Modules/_tkinter.c - PyTclObject_Type_spec - Tktt_Type_spec - Tkapp_Type_spec

3b36fb1f53 2012-06-22 Modules/_ssl.c - sslerror_type_spec

bc07cb883e 2012-06-14 Modules/_curses_panel.c - PyCursesPanel_Type_spec

_______________________________________________ Python-Dev mailing list -- python-dev@python.org To unsubscribe send an email to python-dev-leave@python.org https://mail.python.org/mailman3/lists/python-dev.python.org/ Message archived at https://mail.python.org/archives/list/python-dev@python.org/message/QP2ZTALW... Code of Conduct: http://python.org/psf/codeofconduct/

-- --Guido van Rossum (python.org/~guido) *Pronouns: he/him **(why is my pronoun here?)* <http://feministing.com/2015/02/03/how-using-they-as-a-singular-pronoun-can-c...>

One thing we could do would be to prioritize setting the IMMUTABLE flag on the most "public" modules of the list. Of these, I would think array.array and the three classes in _sre to be the most important. On Mon, Apr 26, 2021 at 3:34 AM Erlend Aasland <Erlend-A@innova.no> wrote:

Ref. https://bugs.python.org/issue43908, I've compiled a list of types that have been converted to heap types. I've posted it on Discourse for readability:

https://discuss.python.org/t/list-of-built-in-types-converted-to-heap-types/...

Note: for now, I didn't bother to trace PyType_Spec variable names to complete type names. Hope it's not too much of a problem.

Erlend

Here's the plain text version:

0b858cdd5d 2021-01-04 Modules/cjkcodecs/multibytecodec.c - multibytecodec_spec - encoder_spec - decoder_spec - reader_spec - writer_spec

c8a87addb1 2021-01-04 Modules/pyexpat.c - _xml_parse_type_spec

75bf107c62 2021-01-02 Modules/arraymodule.c - array_spec - arrayiter_spec

dd39123970 2020-12-29 Modules/_functoolsmodule.c - partial_type_spec - keyobject_type_spec - lru_list_elem_type_spec - lru_cache_type_spec

6104013838 2020-12-18 Modules/_threadmodule.c - lock_type_spec - rlock_type_spec - local_dummy_type_spec - local_type_spec

a6109ef68d 2020-11-20 Modules/_sre.c - pattern_spec - match_spec - scanner_spec

5c36da78d7 2020-11-20 Modules/_ssl.c - PySSLSocket_spec - PySSLContext_spec - PySSLMemoryBIO_spec - PySSLSession_spec

01c6aa43dc 2020-11-07 Modules/_queuemodule.c - simplequeue_spec

74b4eda98b 2020-11-03 Modules/mmapmodule.c - mmap_object_spec

c8c4200b65 2020-10-26 Modules/unicodedata.c - ucd_type_spec

256e54acdb 2020-10-01 Modules/_sqlite - connection_spec - cursor_spec

9031bd4fa4 2020-10-01 Modules/_sqlite - row_spec - stmt_spec

cb6db8b6ae 2020-09-29 Modules/_sqlite - type_spec (PrepareProtocolType)

a937ab45d6 2020-09-27 Modules/_sqlite - node_spec - cache_spec

83de110dce 2020-09-23 Modules/_lsprof.c - _lsprof_profiler_type_spec

52a2df135c 2020-09-08 Modules/sha256module.c - sha224_type_spec - sha256_type_spec

2aabc3200b 2020-09-07 Modules/overlapped.c - overlapped_type_spec

63f102fe07 2020-09-06 Modules/md5module.c Modules/sha1module.c Modules/sha512module.c - md5_type_spec - sha1_type_spec - sha512_sha384_type_spec - sha512_sha512_type_spec

31967fd8d0 2020-08-27 Modules/_operator.c - itemgetter_type_spec - attrgetter_type_spec - methodcaller_type_spec

e087f7cd43 2020-08-13 Modules/_winapi.c - winapi_overlapped_type_spec

1937edd376 2020-06-23 Modules/_lzmamodule.c - lzma_compressor_type_spec - lzma_decompressor_type_spec

ec68918795 2020-06-20 Modules/_bz2module.c - bz2_compressor_type_spec - bz2_decompressor_type_spec

c4862e333a 2020-06-17 Modules/_gdbmmodule.c - gdbmtype_spec

bf69a8f99f 2020-06-16 Modules/_dbmmodule.c - dbmtype_spec

d5b3f6b7f9 2020-05-16 Modules/_hashopenssl.c - EVPXOFtype_spec

53e4c91725 2020-03-30 Modules/_abc.c - _abc_data_type_spec

33f15a16d4 2020-03-27 Modules/_json.c - PyScannerType_spec - PyEncoderType_spec

b3966639d2 2019-11-05 Modules/posixmodule.c - DirEntryType_spec - ScandirIteratorType_spec

df69e75edc 2019-09-25 Modules/_hashopenssl.c - EVPtype_spec

f919054e53 2019-09-14 Modules/selectmodule.c - devpoll_Type_spec - kqueue_event_Type_spec - poll_Type_spec - pyEpoll_Type_spec - kqueue_queue_Type_spec

04f0bbfbed 2019-09-13 Modules/_randommodule.c - Random_Type_spec

ac46eb4ad6 2019-09-11 Python/Python-ast.c - AST_type_spec - AST_type_spec

a1ffad0719 2019-09-10 Modules/zlibmodule.c - Comptype_spec - Decomptype_spec

4f384af067 2019-09-10 Modules/_struct.c - unpackiter_type_spec - PyStructType_spec

11dc6c311d 2012-10-14 Modules/_tkinter.c - PyTclObject_Type_spec - Tktt_Type_spec - Tkapp_Type_spec

3b36fb1f53 2012-06-22 Modules/_ssl.c - sslerror_type_spec

bc07cb883e 2012-06-14 Modules/_curses_panel.c - PyCursesPanel_Type_spec

_______________________________________________ Python-Dev mailing list -- python-dev@python.org To unsubscribe send an email to python-dev-leave@python.org https://mail.python.org/mailman3/lists/python-dev.python.org/ Message archived at https://mail.python.org/archives/list/python-dev@python.org/message/QP2ZTALW... Code of Conduct: http://python.org/psf/codeofconduct/

-- --Guido van Rossum (python.org/~guido) *Pronouns: he/him **(why is my pronoun here?)* <http://feministing.com/2015/02/03/how-using-they-as-a-singular-pronoun-can-c...>