oracle/graalpython

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GraalPy – A high-performance embeddable Python 3 runtime for Java

Stars: 1.6k
Forks: 155
Open beginner issues: 0
Indexed issues: 61
Avg merge: 9h 42m
Merged PRs (30d): 36

Dominant language: Python
License: No license data
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Beginner friendly Everything

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61 open issues indexed

[Bug]: tokenize emits a non-existent new line token for empty input Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 74/100

oracle/graalpython#1133 · Opened Sep 8, 2026
[Bug]: UnsupportedSpecializationException with `__floor__` Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

oracle/graalpython#1112 · Opened Aug 26, 2026
[Bug]: UnsupportedSpecializationException with tuple Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

oracle/graalpython#1111 · Opened Aug 26, 2026
[Bug]: NullPointerException with `getsignal` Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

oracle/graalpython#1110 · 1 comment · Opened Aug 26, 2026
[Bug]: `CompilerDirectives$ShouldNotReachHere: User locals must have their info field set to a varnames index` Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

oracle/graalpython#1108 · Opened Aug 25, 2026
[Bug]: UnsupportedSpecializationException with property setter Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 76/100

oracle/graalpython#1107 · Opened Aug 25, 2026
[Bug]: UnsupportedSpecializationException with csv.reader Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 65/100

oracle/graalpython#1106 · Opened Aug 25, 2026
[Bug]: UnsupportedSpecializationException with `deque.pop` Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 74/100

oracle/graalpython#1105 · Opened Aug 25, 2026
[Bug]: ClassCastException with hashlib and `__new__` Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

oracle/graalpython#1104 · Opened Aug 25, 2026
[Bug]: NullPointerException in PythonLocaleData.getLocaleData Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 70/100

oracle/graalpython#1103 · Opened Aug 25, 2026
[Bug]: UnsupportedSpecializationException with MappingProxyType Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

oracle/graalpython#1102 · Opened Aug 25, 2026
[Bug]: UnsupportedSpecializationException with mktime Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

oracle/graalpython#1100 · Opened Aug 25, 2026
[Bug]: NullPointerException in TimeModuleBuiltins.getGlobalTimeZone Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

oracle/graalpython#1099 · Opened Aug 25, 2026
[Bug]: NullPointerException with `__debug__` type alias Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 76/100

oracle/graalpython#1098 · Opened Aug 25, 2026
[Bug]: NullPointerException with top-level `async with` Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

oracle/graalpython#1097 · Opened Aug 25, 2026
[Bug]: ArrayIndexOutOfBoundsException with `__build_class__` Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

oracle/graalpython#1096 · Opened Aug 25, 2026
[Bug]: ~5 MB of guest heap retained per closed Context on a shared isolated Engine when the context imports stdlib modules Open

bug

oracle/graalpython#1083 · 2 comments · 1 assignee · Opened Aug 14, 2026
[Bug]: PEP 688 `__buffer__` missing on builtin types Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 68/100

oracle/graalpython#1072 · Opened Aug 7, 2026
[Bug]: datetime.strptime is broken Open

bug

oracle/graalpython#1013 · 3 comments · 1 assignee · Opened Jul 13, 2026
[Bug]: incompatible (wrt CPython 3.12) signatures for some integer math functions and int's methods Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 65/100

oracle/graalpython#998 · Opened Jul 1, 2026
[Bug]: Exceptions raised when `PyErr_SetHandledException` is set don't set the context correctly Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

oracle/graalpython#980 · Opened Jun 22, 2026
pandas 2.2.3 import fails with RuntimeError on GraalPy 25.0.2 Open

bug python

Difficulty 4/5 3-5 days Newbie friendliness 45/100

oracle/graalpython#944 · 2 comments · Opened Jun 10, 2026
[Bug]: Different output upon decoding invalid utf-8 Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

oracle/graalpython#875 · 2 comments · Opened May 23, 2026
Add a comment if the CI fails on a PR that is already closed Open

oracle/graalpython#609 · 1 assignee · Opened Jan 26, 2026
"Implicit conversion changes signedness" warning from unicodeobject.h Open

good first issue

Difficulty 3/5 1-2 days Newbie friendliness 35/100

oracle/graalpython#580 · 1 comment · Opened Dec 15, 2025
Torch import failed on .so file despite being present Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

oracle/graalpython#579 · 4 comments · Opened Dec 14, 2025
Code timeout question Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

oracle/graalpython#571 · 3 comments · Opened Dec 9, 2025
double free or corruption when enable python.IsolateNativeModules Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

oracle/graalpython#563 · Opened Oct 28, 2025
`matplotlib` fails to install under Windows on GraalPy 25.0.0 Open

oracle/graalpython#544 · 3 comments · 1 assignee · Opened Sep 17, 2025
GraalPy silent error on multi-threaded code Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

oracle/graalpython#543 · Opened Sep 17, 2025
import talib error Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

oracle/graalpython#482 · 1 comment · Opened Mar 19, 2025
Poor accuracy in true division of integers Open

oracle/graalpython#474 · 4 comments · 1 assignee · Opened Feb 12, 2025
Consider a more Gradle-native syntax to specify Python dependencies in the Gradle plugin Open

oracle/graalpython#461 · 1 comment · 1 assignee · Opened Dec 19, 2024
GraalPy doesn't work with spaCy NLP Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

oracle/graalpython#450 · 1 comment · Opened Nov 6, 2024
re is much slower than cpython Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

oracle/graalpython#445 · 6 comments · Opened Oct 25, 2024
Pip crashes in progress bar rendering on Windows Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

oracle/graalpython#433 · 14 comments · Opened Oct 16, 2024
Support Mediapipe Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

oracle/graalpython#430 · 1 reaction · Opened Oct 15, 2024
Use of Linux extension "so" on MacOs instead of "dylib" when loading PyTorch Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

oracle/graalpython#428 · 1 comment · 1 reaction · Opened Oct 1, 2024
Does GraalPython support socket.RAW_SOCKET? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

oracle/graalpython#426 · 2 comments · Opened Sep 30, 2024
ShouldNotReachHere reached in 24.2.0-dev-20240827_2122 Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

oracle/graalpython#421 · 2 comments · Opened Aug 30, 2024
Add SSL socket method get_unverified_chain Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

oracle/graalpython#414 · 2 comments · 1 reaction · Opened Aug 3, 2024
[performance] GraalPython is slow when running Cython Open

oracle/graalpython#411 · 7 comments · 1 assignee · Opened Jul 27, 2024
Exporting a method with a different name than its declaration Open

good first issue

Difficulty 4/5 3-5 days Newbie friendliness 25/100

oracle/graalpython#408 · 4 comments · Opened Jul 10, 2024
Using the maven plugin with the default VirtualFileSystem leads to pathlib.Path.exists not working Open

good first issue

oracle/graalpython#403 · 1 assignee · Opened Jun 21, 2024
Can't install package tree-sitter-languages Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

oracle/graalpython#378 · 8 comments · Opened Jan 23, 2024
AttributeError: module 'os' has no attribute 'fork' Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

oracle/graalpython#374 · 6 comments · Opened Jan 17, 2024
Overriding constructors for classes inheriting from Java Open

oracle/graalpython#367 · 5 comments · 1 assignee · Opened Nov 9, 2023
Native subclasses crash with asyncio Open

PyO3

Difficulty 4/5 3-5 days Newbie friendliness 25/100

oracle/graalpython#365 · Opened Oct 24, 2023
Support for robotframework Open

oracle/graalpython#295 · 20 comments · 1 assignee · Opened Nov 1, 2022
Compatibility with Popular Python Packages Open

oracle/graalpython#283 · 7 comments · 5 reactions · 1 assignee · Opened Sep 19, 2022

oracle/graalpython

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