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Commit Graph

9 Commits

Author SHA1 Message Date
Irit Katriel
c87876763e
gh-119786: move frames documentation to InternalDocs and add details (#121009) 2024-06-26 13:18:20 +01:00
Petr Viktorin
6f1d448bc1
gh-113993: Allow interned strings to be mortal, and fix related issues (GH-120520)
* Add an InternalDocs file describing how interning should work and how to use it.

* Add internal functions to *explicitly* request what kind of interning is done:
  - `_PyUnicode_InternMortal`
  - `_PyUnicode_InternImmortal`
  - `_PyUnicode_InternStatic`

* Switch uses of `PyUnicode_InternInPlace` to those.

* Disallow using `_Py_SetImmortal` on strings directly.
  You should use `_PyUnicode_InternImmortal` instead:
  - Strings should be interned before immortalization, otherwise you're possibly
    interning a immortalizing copy.
  - `_Py_SetImmortal` doesn't handle the `SSTATE_INTERNED_MORTAL` to
    `SSTATE_INTERNED_IMMORTAL` update, and those flags can't be changed in
    backports, as they are now part of public API and version-specific ABI.

* Add private `_only_immortal` argument for `sys.getunicodeinternedsize`, used in refleak test machinery.

* Make sure the statically allocated string singletons are unique. This means these sets are now disjoint:
  - `_Py_ID`
  - `_Py_STR` (including the empty string)
  - one-character latin-1 singletons

  Now, when you intern a singleton, that exact singleton will be interned.

* Add a `_Py_LATIN1_CHR` macro, use it instead of `_Py_ID`/`_Py_STR` for one-character latin-1 singletons everywhere (including Clinic).

* Intern `_Py_STR` singletons at startup.

* For free-threaded builds, intern `_Py_LATIN1_CHR` singletons at startup.

* Beef up the tests. Cover internal details (marked with `@cpython_only`).

* Add lots of assertions

Co-Authored-By: Eric Snow <ericsnowcurrently@gmail.com>
2024-06-21 17:19:31 +02:00
Irit Katriel
d484383861
gh-119786: move locations doc to InternalDocs (#120445) 2024-06-19 17:58:54 +01:00
Xie Yanbo
ce3879bd45
Fix typos in documentation (#120338) 2024-06-12 12:24:43 +00:00
Irit Katriel
56c3815ba1
gh-119786: copy compiler doc from devguide to InternalDocs and convert to markdown (#120134)
* gh-119876: move compiler doc from devguide to InternalDocs

Copy of 78fc0d7aa9

Co-Authored-By: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
Co-Authored-By: Adam Turner <9087854+aa-turner@users.noreply.github.com>
Co-Authored-By: Brett Cannon <brett@python.org>
Co-Authored-By: Carol Willing <carolcode@willingconsulting.com>
Co-Authored-By: Daniel Porteous <danielporteous1@gmail.com>
Co-Authored-By: Dennis Sweeney <36520290+sweeneyde@users.noreply.github.com>
Co-Authored-By: Éric Araujo <merwok@netwok.org>
Co-Authored-By: Erlend Egeberg Aasland <erlend.aasland@innova.no>
Co-Authored-By: Ezio Melotti <ezio.melotti@gmail.com>
Co-Authored-By: Georg Brandl <georg@python.org>
Co-Authored-By: Guido van Rossum <guido@python.org>
Co-Authored-By: Hugo van Kemenade <hugovk@users.noreply.github.com>
Co-Authored-By: Irit Katriel <1055913+iritkatriel@users.noreply.github.com>
Co-Authored-By: Jeff Allen <ja.py@farowl.co.uk>
Co-Authored-By: Jim Fasarakis-Hilliard <d.f.hilliard@gmail.com>
Co-Authored-By: Ken Jin <28750310+Fidget-Spinner@users.noreply.github.com>
Co-Authored-By: Lincoln <71312724+Lincoln-developer@users.noreply.github.com>
Co-Authored-By: Mariatta <Mariatta@users.noreply.github.com>
Co-Authored-By: Muhammad Mahad <mahadpy@gmail.com>
Co-Authored-By: Ned Deily <nad@acm.org>
Co-Authored-By: Pablo Galindo Salgado <Pablogsal@gmail.com>
Co-Authored-By: Serhiy Storchaka <storchaka@gmail.com>
Co-Authored-By: Stéphane Wirtel <stephane@wirtel.be>
Co-Authored-By: Suriyaa ✌️️ <isc.suriyaa@gmail.com>
Co-Authored-By: Zachary Ware <zachary.ware@gmail.com>
Co-Authored-By: psyker156 <242220+psyker156@users.noreply.github.com>
Co-Authored-By: slateny <46876382+slateny@users.noreply.github.com>
Co-Authored-By: svelankar <17737361+svelankar@users.noreply.github.com>
Co-Authored-By: zikcheng <surfingbyte@gmail.com>

* convert to markdown

* add to index

* update more of the out of date stuff

---------

Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
Co-authored-by: Brett Cannon <brett@python.org>
Co-authored-by: Carol Willing <carolcode@willingconsulting.com>
Co-authored-by: Daniel Porteous <danielporteous1@gmail.com>
Co-authored-by: Dennis Sweeney <36520290+sweeneyde@users.noreply.github.com>
Co-authored-by: Éric Araujo <merwok@netwok.org>
Co-authored-by: Erlend Egeberg Aasland <erlend.aasland@innova.no>
Co-authored-by: Ezio Melotti <ezio.melotti@gmail.com>
Co-authored-by: Georg Brandl <georg@python.org>
Co-authored-by: Guido van Rossum <guido@python.org>
Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>
Co-authored-by: Jeff Allen <ja.py@farowl.co.uk>
Co-authored-by: Jim Fasarakis-Hilliard <d.f.hilliard@gmail.com>
Co-authored-by: Ken Jin <28750310+Fidget-Spinner@users.noreply.github.com>
Co-authored-by: Lincoln <71312724+Lincoln-developer@users.noreply.github.com>
Co-authored-by: Mariatta <Mariatta@users.noreply.github.com>
Co-authored-by: Muhammad Mahad <mahadpy@gmail.com>
Co-authored-by: Ned Deily <nad@acm.org>
Co-authored-by: Pablo Galindo Salgado <Pablogsal@gmail.com>
Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
Co-authored-by: Stéphane Wirtel <stephane@wirtel.be>
Co-authored-by: Suriyaa ✌️️ <isc.suriyaa@gmail.com>
Co-authored-by: Zachary Ware <zachary.ware@gmail.com>
Co-authored-by: psyker156 <242220+psyker156@users.noreply.github.com>
Co-authored-by: slateny <46876382+slateny@users.noreply.github.com>
Co-authored-by: svelankar <17737361+svelankar@users.noreply.github.com>
Co-authored-by: zikcheng <surfingbyte@gmail.com>
2024-06-10 16:15:12 +01:00
Irit Katriel
eeb8f67f83
gh-119786: move adaptive interpreter doc from Python to InternalsDoc (#120137) 2024-06-06 10:56:58 +00:00
Irit Katriel
10eac0269b
gh-119786: add links to code in exception handling doc (#120077) 2024-06-05 16:28:47 +01:00
Irit Katriel
367adc91fb
gh-119786: move exception handling doc to InternalDocs (#119815) 2024-06-03 09:36:20 +00:00
Irit Katriel
e91fc11faf
gh-119786: create folder in cpython repo for internals documentation (#119787) 2024-05-30 16:38:37 +00:00