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random.randint performance improvement
performance
Performance or resource usage
stdlib
Python modules in the Lib dir
type-feature
A feature request or enhancement
#131435
opened Mar 18, 2025 by
dg-pb
Avoid binding functions to temporaries in Performance or resource usage
stdlib
Python modules in the Lib dir
type-feature
A feature request or enhancement
random.py
performance
#131269
opened Mar 15, 2025 by
colesbury
Use Windows Performance or resource usage
topic-pathlib
type-feature
A feature request or enhancement
IFileOperation
to implement copying/moving/deleting in pathlib
OS-windows
performance
#131262
opened Mar 14, 2025 by
barneygale
Use pystats for free threading performance statistics
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
topic-free-threading
type-feature
A feature request or enhancement
#131253
opened Mar 14, 2025 by
colesbury
Dictionary max modifications threshold too low for JIT
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
topic-JIT
#131194
opened Mar 13, 2025 by
Fidget-Spinner
bytes.fromhex is much slower than binascii.a2b_hex
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
type-bug
An unexpected behavior, bug, or error
#131171
opened Mar 12, 2025 by
dgrisby
Let clang on Linux and clang-cl on Windows "see" more optimizing macros
build
The build process and cross-build
performance
Performance or resource usage
type-feature
A feature request or enhancement
#131033
opened Mar 10, 2025 by
chris-eibl
Consider doing something about The build process and cross-build
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
type-feature
A feature request or enhancement
-fzero-call-used-regs
and the tail-calling interpreter
build
#130961
opened Mar 7, 2025 by
nelhage
JIT: remove jumps at the end of every micro op on aarch64
3.14
new features, bugs and security fixes
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
topic-JIT
triaged
The issue has been accepted as valid by a triager.
#130887
opened Mar 5, 2025 by
diegorusso
Move reftracer call from Performance or resource usage
topic-free-threading
type-feature
A feature request or enhancement
_Py_Dealloc
to non-inlined function call
performance
#130706
opened Feb 28, 2025 by
colesbury
Optimize reference counting overhead of (Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
type-feature
A feature request or enhancement
LOAD_FAST
variants
interpreter-core
#130704
opened Feb 28, 2025 by
mpage
Using the unit tests as the PGO task has problems
build
The build process and cross-build
performance
Performance or resource usage
type-feature
A feature request or enhancement
#130701
opened Feb 28, 2025 by
nascheme
Explore if the upcoming XCode 16.3 supports tail calling interpreters
OS-mac
performance
Performance or resource usage
type-feature
A feature request or enhancement
#130633
opened Feb 27, 2025 by
Fidget-Spinner
Better constant narrowing in the JIT optimizer
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
topic-JIT
type-feature
A feature request or enhancement
#130415
opened Feb 21, 2025 by
brandtbucher
4 of 17 tasks
Pasting in new REPL is slow
OS-windows
performance
Performance or resource usage
stdlib
Python modules in the Lib dir
topic-repl
Related to the interactive shell
type-bug
An unexpected behavior, bug, or error
#130328
opened Feb 20, 2025 by
natedogith1
Improve speed of stdlib functions by replacing Performance or resource usage
stdlib
Python modules in the Lib dir
type-feature
A feature request or enhancement
re
uses
performance
#130167
opened Feb 16, 2025 by
donBarbos
Load target address earlier for tail call interpreter
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
#129976
opened Feb 10, 2025 by
aconz2
Speed up sqlite3.Row
extension-modules
C modules in the Modules dir
performance
Performance or resource usage
topic-sqlite3
type-feature
A feature request or enhancement
#129926
opened Feb 10, 2025 by
erlend-aasland
Remove (Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
topic-JIT
type-feature
A feature request or enhancement
_DYNAMIC_EXIT
interpreter-core
#129715
opened Feb 6, 2025 by
brandtbucher
json.dump(x,f) is much slower than f.write(json.dumps(x))
extension-modules
C modules in the Modules dir
performance
Performance or resource usage
stdlib
Python modules in the Lib dir
type-bug
An unexpected behavior, bug, or error
#129711
opened Feb 6, 2025 by
wjmelements
Add free-threading optimization for (Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
topic-free-threading
type-feature
A feature request or enhancement
_PyFloat_FromDouble_ConsumeInputs
interpreter-core
#129695
opened Feb 5, 2025 by
nascheme
Provide an "aggressive" specialization/JIT mode for debugging
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
topic-JIT
type-feature
A feature request or enhancement
#129386
opened Jan 28, 2025 by
brandtbucher
Try to avoid invoking a new process to determine the Windows version in the platform module
OS-windows
performance
Performance or resource usage
type-feature
A feature request or enhancement
#129294
opened Jan 25, 2025 by
tomergert
Performance regression with cyclic GC vs 3.13
performance
Performance or resource usage
type-bug
An unexpected behavior, bug, or error
#129210
opened Jan 23, 2025 by
nascheme
Missing fast path in PyLong_From*() functions for compact integers
interpreter-core
(Objects, Python, Grammar, and Parser dirs)
performance
Performance or resource usage
type-feature
A feature request or enhancement
#129149
opened Jan 21, 2025 by
chris-eibl
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