Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly
Appearance settings

GH-145278: freeze encodings (partially) and linecache #148347

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
FFY00 merged 1 commit into from
Apr 14, 2026
Merged

GH-145278: freeze encodings (partially) and linecache #148347

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
25 changes: 25 additions & 0 deletions 25 Makefile.pre.in
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1729,6 +1729,10 @@ FROZEN_FILES_IN = \
Lib/zipimport.py \
Lib/abc.py \
Lib/codecs.py \
Lib/encodings/__init__.py \
Lib/encodings/aliases.py \
Lib/encodings/utf_8.py \
Lib/encodings/_win_cp_codecs.py \
Lib/io.py \
Lib/_collections_abc.py \
Lib/_sitebuiltins.py \
Expand All @@ -1738,6 +1742,7 @@ FROZEN_FILES_IN = \
Lib/os.py \
Lib/site.py \
Lib/stat.py \
Lib/linecache.py \
Lib/importlib/util.py \
Lib/importlib/machinery.py \
Lib/runpy.py \
Expand All @@ -1754,6 +1759,10 @@ FROZEN_FILES_OUT = \
Python/frozen_modules/zipimport.h \
Python/frozen_modules/abc.h \
Python/frozen_modules/codecs.h \
Python/frozen_modules/encodings.h \
Python/frozen_modules/encodings.aliases.h \
Python/frozen_modules/encodings.utf_8.h \
Python/frozen_modules/encodings._win_cp_codecs.h \
Python/frozen_modules/io.h \
Python/frozen_modules/_collections_abc.h \
Python/frozen_modules/_sitebuiltins.h \
Expand All @@ -1763,6 +1772,7 @@ FROZEN_FILES_OUT = \
Python/frozen_modules/os.h \
Python/frozen_modules/site.h \
Python/frozen_modules/stat.h \
Python/frozen_modules/linecache.h \
Python/frozen_modules/importlib.util.h \
Python/frozen_modules/importlib.machinery.h \
Python/frozen_modules/runpy.h \
Expand Down Expand Up @@ -1802,6 +1812,18 @@ Python/frozen_modules/abc.h: Lib/abc.py $(FREEZE_MODULE_DEPS)
Python/frozen_modules/codecs.h: Lib/codecs.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) codecs $(srcdir)/Lib/codecs.py Python/frozen_modules/codecs.h

Python/frozen_modules/encodings.h: Lib/encodings/__init__.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) encodings $(srcdir)/Lib/encodings/__init__.py Python/frozen_modules/encodings.h

Python/frozen_modules/encodings.aliases.h: Lib/encodings/aliases.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) encodings.aliases $(srcdir)/Lib/encodings/aliases.py Python/frozen_modules/encodings.aliases.h

Python/frozen_modules/encodings.utf_8.h: Lib/encodings/utf_8.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) encodings.utf_8 $(srcdir)/Lib/encodings/utf_8.py Python/frozen_modules/encodings.utf_8.h

Python/frozen_modules/encodings._win_cp_codecs.h: Lib/encodings/_win_cp_codecs.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) encodings._win_cp_codecs $(srcdir)/Lib/encodings/_win_cp_codecs.py Python/frozen_modules/encodings._win_cp_codecs.h

Python/frozen_modules/io.h: Lib/io.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) io $(srcdir)/Lib/io.py Python/frozen_modules/io.h

Expand Down Expand Up @@ -1829,6 +1851,9 @@ Python/frozen_modules/site.h: Lib/site.py $(FREEZE_MODULE_DEPS)
Python/frozen_modules/stat.h: Lib/stat.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) stat $(srcdir)/Lib/stat.py Python/frozen_modules/stat.h

Python/frozen_modules/linecache.h: Lib/linecache.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) linecache $(srcdir)/Lib/linecache.py Python/frozen_modules/linecache.h

Python/frozen_modules/importlib.util.h: Lib/importlib/util.py $(FREEZE_MODULE_DEPS)
$(FREEZE_MODULE) importlib.util $(srcdir)/Lib/importlib/util.py Python/frozen_modules/importlib.util.h

Expand Down
4 changes: 4 additions & 0 deletions 4 Misc/NEWS.d/next/Core_and_Builtins/2026-02-26-21-22-34.gh-issue-145278.DHkYqt.rst
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
The :mod:`encodings` is now partially frozen, including
the ``aliases`` and ``utf_8`` submodules.

The :mod:`linecache` is now frozen.
25 changes: 25 additions & 0 deletions 25 PCbuild/_freeze_module.vcxproj
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -310,6 +310,26 @@
<IntFile>$(IntDir)codecs.g.h</IntFile>
<OutFile>$(GeneratedFrozenModulesDir)Python\frozen_modules\codecs.h</OutFile>
</None>
<None Include="..\Lib\encodings\__init__.py">
<ModName>encodings</ModName>
<IntFile>$(IntDir)encodings.g.h</IntFile>
<OutFile>$(GeneratedFrozenModulesDir)Python\frozen_modules\encodings.h</OutFile>
</None>
<None Include="..\Lib\encodings\aliases.py">
<ModName>encodings.aliases</ModName>
<IntFile>$(IntDir)encodings.aliases.g.h</IntFile>
<OutFile>$(GeneratedFrozenModulesDir)Python\frozen_modules\encodings.aliases.h</OutFile>
</None>
<None Include="..\Lib\encodings\utf_8.py">
<ModName>encodings.utf_8</ModName>
<IntFile>$(IntDir)encodings.utf_8.g.h</IntFile>
<OutFile>$(GeneratedFrozenModulesDir)Python\frozen_modules\encodings.utf_8.h</OutFile>
</None>
<None Include="..\Lib\encodings\_win_cp_codecs.py">
<ModName>encodings._win_cp_codecs</ModName>
<IntFile>$(IntDir)encodings._win_cp_codecs.g.h</IntFile>
<OutFile>$(GeneratedFrozenModulesDir)Python\frozen_modules\encodings._win_cp_codecs.h</OutFile>
</None>
<None Include="..\Lib\io.py">
<ModName>io</ModName>
<IntFile>$(IntDir)io.g.h</IntFile>
Expand Down Expand Up @@ -355,6 +375,11 @@
<IntFile>$(IntDir)stat.g.h</IntFile>
<OutFile>$(GeneratedFrozenModulesDir)Python\frozen_modules\stat.h</OutFile>
</None>
<None Include="..\Lib\linecache.py">
<ModName>linecache</ModName>
<IntFile>$(IntDir)linecache.g.h</IntFile>
<OutFile>$(GeneratedFrozenModulesDir)Python\frozen_modules\linecache.h</OutFile>
</None>
<None Include="..\Lib\importlib\util.py">
<ModName>importlib.util</ModName>
<IntFile>$(IntDir)importlib.util.g.h</IntFile>
Expand Down
15 changes: 15 additions & 0 deletions 15 PCbuild/_freeze_module.vcxproj.filters
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -537,6 +537,18 @@
<None Include="..\Lib\codecs.py">
<Filter>Python Files</Filter>
</None>
<None Include="..\Lib\encodings\__init__.py">
<Filter>Python Files</Filter>
</None>
<None Include="..\Lib\encodings\aliases.py">
<Filter>Python Files</Filter>
</None>
<None Include="..\Lib\encodings\utf_8.py">
<Filter>Python Files</Filter>
</None>
<None Include="..\Lib\encodings\_win_cp_codecs.py">
<Filter>Python Files</Filter>
</None>
<None Include="..\Lib\io.py">
<Filter>Python Files</Filter>
</None>
Expand Down Expand Up @@ -564,6 +576,9 @@
<None Include="..\Lib\stat.py">
<Filter>Python Files</Filter>
</None>
<None Include="..\Lib\linecache.py">
<Filter>Python Files</Filter>
</None>
<None Include="..\Lib\importlib\util.py">
<Filter>Python Files</Filter>
</None>
Expand Down
12 changes: 12 additions & 0 deletions 12 Python/frozen.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,10 @@
#include "frozen_modules/zipimport.h"
#include "frozen_modules/abc.h"
#include "frozen_modules/codecs.h"
#include "frozen_modules/encodings.h"
#include "frozen_modules/encodings.aliases.h"
#include "frozen_modules/encodings.utf_8.h"
#include "frozen_modules/encodings._win_cp_codecs.h"
#include "frozen_modules/io.h"
#include "frozen_modules/_collections_abc.h"
#include "frozen_modules/_sitebuiltins.h"
Expand All @@ -55,6 +59,7 @@
#include "frozen_modules/os.h"
#include "frozen_modules/site.h"
#include "frozen_modules/stat.h"
#include "frozen_modules/linecache.h"
#include "frozen_modules/importlib.util.h"
#include "frozen_modules/importlib.machinery.h"
#include "frozen_modules/runpy.h"
Expand All @@ -76,6 +81,10 @@ static const struct _frozen stdlib_modules[] = {
/* stdlib - startup, without site (python -S) */
{"abc", _Py_M__abc, (int)sizeof(_Py_M__abc), false},
{"codecs", _Py_M__codecs, (int)sizeof(_Py_M__codecs), false},
{"encodings", _Py_M__encodings, (int)sizeof(_Py_M__encodings), true},
{"encodings.aliases", _Py_M__encodings_aliases, (int)sizeof(_Py_M__encodings_aliases), false},
{"encodings.utf_8", _Py_M__encodings_utf_8, (int)sizeof(_Py_M__encodings_utf_8), false},
{"encodings._win_cp_codecs", _Py_M__encodings__win_cp_codecs, (int)sizeof(_Py_M__encodings__win_cp_codecs), false},
{"io", _Py_M__io, (int)sizeof(_Py_M__io), false},

/* stdlib - startup, with site */
Expand All @@ -88,6 +97,9 @@ static const struct _frozen stdlib_modules[] = {
{"site", _Py_M__site, (int)sizeof(_Py_M__site), false},
{"stat", _Py_M__stat, (int)sizeof(_Py_M__stat), false},

/* pythonrun - interactive */
{"linecache", _Py_M__linecache, (int)sizeof(_Py_M__linecache), false},

/* runpy - run module with -m */
{"importlib.util", _Py_M__importlib_util, (int)sizeof(_Py_M__importlib_util), false},
{"importlib.machinery", _Py_M__importlib_machinery, (int)sizeof(_Py_M__importlib_machinery), false},
Expand Down
11 changes: 7 additions & 4 deletions 11 Tools/build/freeze_modules.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -50,10 +50,10 @@
('stdlib - startup, without site (python -S)', [
'abc',
'codecs',
# For now we do not freeze the encodings, due # to the noise all
# those extra modules add to the text printed during the build.
# (See https://github.com/python/cpython/pull/28398#pullrequestreview-756856469.)
#'<encodings.*>',
'<encodings>',
'encodings.aliases',
'encodings.utf_8',
'encodings._win_cp_codecs',
'io',
]),
('stdlib - startup, with site', [
Expand All @@ -66,6 +66,9 @@
'site',
'stat',
]),
('pythonrun - interactive', [
'linecache',
]),
('runpy - run module with -m', [
"importlib.util",
"importlib.machinery",
Expand Down
Loading
Morty Proxy This is a proxified and sanitized view of the page, visit original site.