repo stringclasses 1
value | instance_id stringlengths 20 22 | problem_statement stringlengths 126 60.8k | merge_commit stringlengths 40 40 | base_commit stringlengths 40 40 |
|---|---|---|---|---|
python/cpython | python__cpython-115499 | # `_xxinterpchannelsmodule.c` incorrect error handling in `SET_COUNT` macro
# Bug report
Right now it uses `Py_DECREF(info)`, which is strange, because `info` has `struct channel_info *` type.
But, it does not clear `PyObject *self = PyStructSequence_New(state->ChannelInfoType);` which is declared right above. I thi... | fd2bb4be3dd802b1957cf37fe68a3634ab054b2e | 26f23daa1ea30dea368f00c2131017cef2586adc |
python/cpython | python__cpython-115573 | # Keep `ob_tid`, `ob_ref_local`, and `ob_ref_shared` fields valid across allocations in free-threaded build
# Feature or enhancement
The free-threaded implementation of dict and list try avoid acquiring locks during read operations. To support this, we need to be able to access the reference count fields of Python ob... | cc82e33af978df793b83cefe4e25e07223a3a09e | c0b0c2f2015fb27db4306109b2b3781eb2057c2b |
python/cpython | python__cpython-115493 | # test_interpreters fails when running tests sequentially
# Bug report
### Bug description:
test_interpreters fails when running tests sequentially (which we do as part of the release process). The easiest reproducer seems to be `python -m test test_interpreters test_interpreters.test_channels`:
```
% bin/python -m... | eb22e2b251002b65f3b93e67c990c21e1151b25d | 207030f5527d405940b79c10c1413c1e8ff696c1 |
python/cpython | python__cpython-115484 | # `test.test_interpreters.test_api.TestInterpreterIsRunning.test_main` Fails in Embedded App
# Bug report
(See https://discuss.python.org/t/clarification-on-pep-734-subinterpreters-with-embedded-c-api/45889/1)
The test fails if CPython (main/3.13) is embedded without using `Py_Main()`. This is because `Py_Main()` c... | 468430189d3ebe16f3067279f9be0fe82cdfadf6 | 3e7b7df5cbaad5617cc28f0c005010787c48e6d6 |
python/cpython | python__cpython-115478 | # Type/constant/value propagation for `BINARY_OP`
<!-- gh-linked-prs -->
### Linked PRs
* gh-115478
* gh-115507
* gh-115550
* gh-115710
* gh-118050
<!-- /gh-linked-prs -->
| 4ebf8fbdab1c64041ff0ea54b3d15624f6e01511 | ed23839dc5ce21ea9ca087fac170fa1412005210 |
python/cpython | python__cpython-115558 | # Split micro-ops that have different behavior depending on low bit of oparg.
Splitting these micro-ops will improve performance by reducing the number of branches, the size of code generated, and the number of holes in the JIT stencils. There is no real downside; the increase in complexity at runtime is negligible a... | 626c414995bad1dab51c7222a6f7bf388255eb9e | 7b21403ccd16c480812a1e857c0ee2deca592be0 |
python/cpython | python__cpython-115451 | # Direct invocation of `test_descrtut.py` fails
# Bug report
Output:
```
» ./python.exe Lib/test/test_descrtut.py
F..F....
======================================================================
FAIL: tut1 (__main__.__test__)
Doctest: __main__.__test__.tut1
------------------------------------------------------------... | ec8909a23931338f81803ea3f18dc2073f74a152 | 029ec91d43b377535ff7eb94993e0d2add4af720 |
python/cpython | python__cpython-115460 | # New warning: `missing braces around initializer [-Wmissing-braces]`
# Bug report
### Bug description:
Popped up in https://github.com/python/cpython/pull/115440/files
### CPython versions tested on:
CPython main branch
### Operating systems tested on:
_No response_
<!-- gh-linked-prs -->
### Linked PRs
* gh-1... | 17773fcb863d5aef299487b07207c2ced8e9477e | a2d4281415e67c62f91363376db97eb66a9fb716 |
python/cpython | python__cpython-115433 | # Add variant of `Py_BEGIN_CRITICAL_SECTION` that accepts a `NULL` argument
# Feature or enhancement
We should add a variant of `Py_BEGIN_CRITICAL_SECTION` / `Py_END_CRITICAL_SECTION` that accepts a possibly `NULL` object. If the passed object is `NULL` then nothing is locked or unlocked. Otherwise, it behaves like... | 46c808172fd3148e3397234b23674bf70734fb55 | 68fbc00dc870f6a8dcbecd2ec19298e21015867f |
python/cpython | python__cpython-115422 | # Not all tests are installed.
# Bug report
### Bug description:
Not all of the tests in Lib/test are being installed, which means some tests are (silently) not run from an installed python:
```
% /tmp/testinstall/bin/python3 -m test test_multiprocessing_fork
Traceback (most recent call last):
File "<frozen runpy... | 518af37eb569f52a3daf2cf9f4787deed10754ca | 514b1c91b8651e8ab9129a34b7482033d2fd4e5b |
python/cpython | python__cpython-115425 | # _testinternalcapi.optimize_cfg returns incorrect exception handler labels
```
def test_except_handler_label(self):
#
insts = [
('SETUP_FINALLY', handler := self.Label(), 10),
('POP_BLOCK', 0, -1),
('RETURN_CONST', 1, 11),
handler,
... | f42e112fd86edb5507a38a2eb850d0ebc6bc27a2 | 3a9e67a9fdb4fad13bf42df6eb91126ab2ef45a1 |
python/cpython | python__cpython-116562 | # Tier 2 optimizations for 3.13
# Feature or enhancement
## Prerequisites
- [x] Overhaul Symbol API and add tests: https://github.com/python/cpython/pull/116028
- [x] Re-enable optimizer by default: https://github.com/python/cpython/pull/116062
- [x] https://github.com/python/cpython/issues/116088
## Optimi... | 617aca9e745b3dfb5e6bc8cda07632d2f716426d | fcd49b4f47f1edd9a2717f6619da7e7af8ea73cf |
python/cpython | python__cpython-115418 | # ``test_capi.test_time`` prints unnecessary information
# Bug report
### Bug description:
```python
./python -m test -R 3:3 test_capi.test_time
Using random seed: 1733803764
0:00:00 load avg: 0.08 Run 1 test sequentially
0:00:00 load avg: 0.08 [1/1] test_capi.test_time
beginning 6 repetitions
123456
... 1225850373
... | 225cd55fe676d128518af31f53b63a591fc4a569 | 02b63239f1e91f8a03c0b455c5201e6d07f642ab |
python/cpython | python__cpython-115411 | # co_qualname "new in version" information missing in doc
# Documentation
Usually documentation includes deprecated or "new in version" tags for all features.
the field `co_qualname` in code objects was added in python 3.11 but the documentation does not precise that, and it feels like it was always defined
h... | de07941729b8899b187b8ef9690f9a74b2d6286b | 5719aa23ab7f1c7a5f03309ca4044078a98e7b59 |
python/cpython | python__cpython-115452 | # datetime: ".. doctest:" showing above code example
# Documentation
There's a stray `.. doctest::` showing at https://docs.python.org/dev/library/datetime.html#datetime.time.fromisoformat
The markup should be fixe... | 6755c4e0c8803a246e632835030c0b8837b3b676 | 6d9141ed766f4003f39362937dc397e9f734c7e5 |
python/cpython | python__cpython-115431 | # Please upgrade bundled Expat to 2.6.0 (e.g. for the fix to CVE-2023-52425)
# Bug report
### Bug description:
Hi! :wave:
Please upgrade bundled Expat to 2.6.0 (e.g. for the fix to CVE-2023-52425).
- GitHub release: https://github.com/libexpat/libexpat/releases/tag/R_2_6_0
- Change log: https://github.c... | 4b2d1786ccf913bc80ff571c32b196be1543ca54 | 671360161f0b7a5ff4c1d062e570962e851b4bde |
python/cpython | python__cpython-115623 | # Please expose Expat >=2.6.0 API function `XML_SetReparseDeferralEnabled`
# Feature or enhancement
### Proposal:
Hello CPython team! :wave:
Expat 2.6.0 introduced a new [function `XML_SetReparseDeferralEnabled`](https://libexpat.github.io/doc/api/latest/#XML_SetReparseDeferralEnabled) that currently neither... | eda2963378a3c292cf6bb202bb00e94e46ee6d90 | 17c4849981905fb1c9bfbb2b963b6ee12e3efb2c |
python/cpython | python__cpython-115440 | # Doctest incorrectly locates a decorated function
# Bug report
### Bug description:
TL;DR: If a function is decorated, the doctest is unable to find the correct location of the function.
## Example
Consider two simple files, `main.py` and `decorate.py`.
Contents of `main.py`:
```python
from decorate im... | bb791c7728e0508ad5df28a90b27e202d66a9cfa | 6755c4e0c8803a246e632835030c0b8837b3b676 |
python/cpython | python__cpython-115379 | # _testinternalcapi.compiler_codegen segfaults on bad input
This segfaults:
```
import ast
from _testinternalcapi import compiler_codegen
a = ast.parse("return 42", "my_file.py", "exec")
compiler_codegen(a, "my_file.py", 0)
```
Expected SyntaxError (return not in function).
<!-- gh-linked-prs -->
### Lin... | 3a9e67a9fdb4fad13bf42df6eb91126ab2ef45a1 | 94f1334e52fbc1550feba4f433b16589d55255b9 |
python/cpython | python__cpython-115365 | # Add documentation to the pystats output (from summarize_stats.py)
# Feature or enhancement
### Proposal:
The output from `summarize_stats.py` ([example here](https://github.com/faster-cpython/benchmarking-public/blob/main/results/bm-20240210-3.13.0a3%2B-4821f08-PYTHON_UOPS/bm-20240210-azure-x86_64-python-4821f0867... | fbb016973149d983d30351bdd1aaf00df285c776 | 2ac9d9f2fbeb743ae6d6b1cbf73337c230e21f3c |
python/cpython | python__cpython-115494 | # Redundant NOP is generated in -OO mode
Run `test_dis`:
```
$ ./python -OO -m test -vuall test_dis
...
======================================================================
FAIL: test_disassemble_recursive (test.test_dis.DisTests.test_disassemble_recursive)
-----------------------------------------------------... | 732faf17a618d65d264ffe775fa6db4508e3d9ff | ad4f909e0e7890e027c4ae7fea74586667242ad3 |
python/cpython | python__cpython-115342 | # Unittests with doctests cannot be loaded in -OO mode
# Bug report
For example:
```
$ ./pythonx -OO -m test -vuall test_code
...
0:00:00 load avg: 1.64 [1/1] test_code
Failed to call load_tests:
Traceback (most recent call last):
File "/home/serhiy/py/cpython/Lib/unittest/loader.py", line 113, in loadTestsFromModu... | 872cc9957a9c8b971448e7377fad865f351da6c9 | 07ef9d86a5efa82d06a8e7e15dd3aff1e946aa6b |
python/cpython | python__cpython-115332 | # bytearray.extend: Misleading error message
### Bug description:
```python
b=bytearray(b"abc")
b.extend('def')
```
```
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: 'str' object cannot be interpreted as an integer```
```
… except that `bytes.extend` doesn't even accep... | 948acd6ed856251dc5889cc34cf7a58210c4f9a9 | e3dedeae7abbeda0cb3f1d872ebbb914635d64f2 |
python/cpython | python__cpython-115321 | # `get_hash_info` might potentially swallow errors in `sysmodule.c`
# Bug report
https://github.com/python/cpython/blob/54bde5dcc3c04c4ddebcc9df2904ab325fa0b486/Python/sysmodule.c#L1494-L1526
This code only checks for errors in the very last line:
https://github.com/python/cpython/blob/54bde5dcc3c04c4ddebcc9df2904a... | 207030f5527d405940b79c10c1413c1e8ff696c1 | 01440d3a3993b26f4a5f53c44be42cdbb0925289 |
python/cpython | python__cpython-115324 | # Changelog filter in the docs is broken
# Bug report
Long ago I wrote a script [to filter changelog entries](https://docs.python.org/3.10/whatsnew/changelog.html).
This worked until 3.10, but broke starting from 3.11:
* https://docs.python.org/3.10/whatsnew/changelog.html (see the inputbox at the top)
* https://doc... | 341d7874f063dcb141672b09f62c19ffedd0a557 | bee2a11946a8d6df6b6c384abccf3dfb4e75d3fc |
python/cpython | python__cpython-115316 | # The time library documentation should include the field to catch microseconds in a date time string
# Documentation #
## Summary ##
Add documentation of the `%f` field to convert microseconds in the time library.
## Details ##
On this webpage (https://docs.python.org/3.10/library/time.html), the discussion o... | 3a72fc36f93d40048371b789e32eefc97b6ade63 | 6ecfcfe8946cf701c6c7018e30ae54d8b7a7ac2a |
python/cpython | python__cpython-115305 | # The typical initialization of PyMutex in its comment document cannot be compiled on Windows
https://github.com/python/cpython/blob/2939ad02be62110ffa2ac6c4d9211c85e1d1720f/Include/internal/pycore_lock.h#L28-L29
But it cannot be compiled outside a function on Windows: https://github.com/python/cpython/actions/runs... | 87a65a5bd446a6fc74db651e56b04c332e33fa07 | 5f7df88821347c5f44fc4e2c691e83a60a6c6cd5 |
python/cpython | python__cpython-115286 | # `test_dataclass` fails with `-OO` mode
# Bug report
Output:
```
» ./python.exe -OO Lib/test/test_dataclasses/__init__.py
.................................................................................................................................F................................................................... | 4297d7301b97aba2e0df9f9cc5fa4010e53a8950 | de7d67b19b9f31d7712de7211ffac5bf6018157f |
python/cpython | python__cpython-115283 | # Direct invocation of `test_traceback.py` fails
# Bug report
Output:
```
» ./python.exe Lib/test/test_traceback.py
............................................................................................................................................................................................................ | cc573c70b7d5e169de2a6e4297068de407dc8d4d | 2939ad02be62110ffa2ac6c4d9211c85e1d1720f |
python/cpython | python__cpython-115275 | # Direct invocation of `Lib/test/test_unittest/testmock/testpatch.py` fails
# Bug report
```
» ./python.exe Lib/test/test_unittest/testmock/testpatch.py
........................................................................................................F.....
======================================================... | f8e9c57067e32baab4ed2fd824b892c52ecb7225 | 1f23837277e604f41589273aeb3a10377d416510 |
python/cpython | python__cpython-115276 | # `test_functools` fails when run with `-OO`
# Bug report
Output:
```
======================================================================
FAIL: test_doc (test.test_functools.TestCachedProperty.test_doc)
----------------------------------------------------------------------
Traceback (most recent call last):
Fil... | 27df81d5643f32be6ae84a00c5cf84b58e849b21 | 43986f55671ba2f7b08f8c5cea69aa136a093697 |
python/cpython | python__cpython-115269 | # ``test_queue`` times out
# Bug report
### Bug description:
See https://github.com/python/cpython/actions/runs/7856342409/job/21439020143?pr=115257 for more details.
### CPython versions tested on:
CPython main branch
### Operating systems tested on:
_No response_
<!-- gh-linked-prs -->
### Linked PRs
* gh-115... | 1a6e2138773b94fdae449b658a9983cd1fc0f08a | 4821f08674e290a396d27aa8256fd5b8a121f3d6 |
python/cpython | python__cpython-115257 | # Remove reference cycle when writing tarfiles
# Feature or enhancement
### Proposal:
The following code keeps a file handle for eternity and even `gc.collect` does not help.
```python
>>> import tarfile
>>> tarfile.TarFile("archive.tar.gz","w").add("somefile.py")
```
The culprit is a line that itself says that it i... | 0dfa7ce346ac003475aa45d25c76b13081b81217 | cfbdce72083fca791947cbb18114115c90738d99 |
python/cpython | python__cpython-115255 | # `test_property` fails with `-00` mode
# Bug report
```
» ./python.exe -OO -m test test_property
Using random seed: 1955187317
0:00:00 load avg: 2.91 Run 1 test sequentially
0:00:00 load avg: 2.91 [1/1] test_property
test test_property failed -- Traceback (most recent call last):
File "/Users/sobolev/Desktop/cpy... | b70a68fbd6b72a25b5ef430603e39c9e40f40d29 | 3a5b38e3b465e00f133ff8074a2d4afb1392dfb5 |
python/cpython | python__cpython-115253 | # `test_enum` fails when run with `-OO`
# Bug report
```
» ./python.exe -OO -m test test_enum
Using random seed: 918426150
0:00:00 load avg: 2.87 Run 1 test sequentially
0:00:00 load avg: 2.87 [1/1] test_enum
test test_enum failed -- Traceback (most recent call last):
File "/Users/sobolev/Desktop/cpython2/L... | 33f56b743285f8419e92cfabe673fa165165a580 | 6f93b4df92b8fbf80529cb6435789f5a75664a20 |
python/cpython | python__cpython-115250 | # `test_descr` fails when run with `-OO`
# Bug report
Output:
```
» ./python.exe -OO -m test test_descr
Using random seed: 1321086896
0:00:00 load avg: 3.34 Run 1 test sequentially
0:00:00 load avg: 3.34 [1/1] test_descr
test test_descr failed -- Traceback (most recent call last):
File "/Users/sobolev/Desktop/cpyt... | 1f23837277e604f41589273aeb3a10377d416510 | 1a6e2138773b94fdae449b658a9983cd1fc0f08a |
python/cpython | python__cpython-115247 | # Use After Free in deque_index_impl
# Crash report
### What happened?
### Version
Python 3.13.0a3+ (heads/v3.13.0a2:e2c4038924, Feb 10 2024, 12:05:47) [GCC 11.4.0]
bisect from commit 32ea16577d2fd8994730250572957888c3e48f84
### Root cause
the `deque_index_impl` function retrieves an element from the deque using `... | 671360161f0b7a5ff4c1d062e570962e851b4bde | 81e140d10b77f0a41a5581412e3f3471cc77981f |
python/cpython | python__cpython-115239 | # Redundant f-string in graphlib.TopologicalSorter prepare method.
The `prepare()` method of `graphlib.TopologicalSorter` class raises a `CycleError` if any cycles are detected in the graph.
https://github.com/python/cpython/blob/e2c403892400878707a20d4b7e183de505a64ca5/Lib/graphlib.py#L104-L106
The docstring for ... | 917283ada6fb01a3221b708d64f0a5195e1672dc | cf472577e24911cb70b619304c0108c7fba97cac |
python/cpython | python__cpython-115210 | # urllib.request resolves the host before checking it against the system's proxy bypass list [Security: LOW, minor info leak]
# Bug report
### Bug description:
When system proxy bypass list is set, the urllib.request library on macOS and Windows resolves the hostname to an IP address and the IP address to a host... | c43b26d02eaa103756c250e8d36829d388c5f3be | 6c1c94dc517b77afcebb25436a4b7b0d13b6eb4d |
python/cpython | python__cpython-115188 | # Fix refleak tracking in free-threaded build
# Bug report
There are a few bugs with refleak tracking in the free-threaded build uncovered in https://github.com/python/cpython/pull/114824:
* We should account for blocks in abandoned segments
* We should stop-the-world before traversing mimalloc heaps in case there a... | 31633f4473966b3bcd470440bab7f348711be48f | 769d4448260aaec687d9306950225316f9faefce |
python/cpython | python__cpython-115181 | # Add UOp Pair counts to `pystats`
# Feature or enhancement
### Proposal:
Add a new section to the stats produced by `--enable-pystats`, which keeps track of the pairs, triples, and longer sequences in which UOps appear. This will be useful for analyzing candidate pairs for condensing into a single superinstruction,... | acf69e09c66f8473399fabab36b81f56496528a6 | c053d52edd1e05ccc339e380b705749a3240d645 |
python/cpython | python__cpython-115173 | # Improve index for the C API
Index entries are added either implicitly by directives like **c:function** or explicitly by the **index** directive. And some explicitly added index entries do not match implicitly added index entries. For example:
```rst
single: PyList_GetItem()
```
creates index entry `PyList_Ge... | 573acb30f22a84c0f2c951efa002c9946e29b6a3 | 4a08e7b3431cd32a0daf22a33421cd3035343dc4 |
python/cpython | python__cpython-115169 | # Add pystats counter for invalidated executors
# Feature or enhancement
### Proposal:
As discussed [in an investigation into why some pystats are surprising](https://github.com/faster-cpython/ideas/issues/652#issuecomment-1934168807), I suggested that it would be useful to have counts for when executors are invalid... | b05afdd5ec325bdb4cc89bb3be177ed577bea41f | 96c10c648565c7406d5606099dbbb937310c26dc |
python/cpython | python__cpython-115176 | # vcruntime140_threads.dll is erroneously vendored when building with Visual Studio 17.8
# Bug report
### Bug description:
As described in https://devblogs.microsoft.com/cppblog/c11-threads-in-visual-studio-2022-version-17-8-preview-2/, Visual Studio 17.8 introduced support for C11 threads, provided by `vcruntime140... | 5914a211ef5542edd1f792c2684e373a42647b04 | ed1a8daf10bc471f929c14c2d1e0474d44a63b00 |
python/cpython | python__cpython-115213 | # typing.Annotated fails for functions returning UUIDs
# Bug report
### Bug description:
`typing.Annotated` tries to set an attribute on the _return value_ of calling an annotated callable. This fails when the returned object is immutable. I believe that adding `TypeError` to the `except` clause in `typing. _BaseGen... | 564385612cdf72c2fa8e629a68225fb2cd3b3d99 | a3af3cb4f424034b56404704fdf8f18e8c0a9982 |
python/cpython | python__cpython-115171 | # Python 3.12 tokenize generates invalid locations for f'\N{unicode}'
# Bug report
### Bug description:
```python
from tokenize import untokenize, generate_tokens
from io import StringIO
untokenize(generate_tokens(StringIO("f'\\N{EXCLAMATION MARK}'").readline))
```
ValueError: start (1,22) precedes previous end (1,... | ecf16ee50e42f979624e55fa343a8522942db2e7 | d504968983c5cd5ddbdf73ccd3693ffb89e7952f |
python/cpython | python__cpython-115148 | # Typo in pickletools doc for long4 opcode
# Documentation
The `doc` parameter for the `LONG4` opcode in [pickletools says](https://github.com/python/cpython/blob/ef3ceab09d2d0959c343c662461123d5b0e0b64b/Lib/pickletools.py#L1256):
```py
doc="""Long integer using found-byte length.
A more efficient encodi... | 4a7f63869aa61b24a7cc2d33f8a5e5a7fd0d76a4 | 38b970dfcc3cdebc87a456f17ef1e0f06dde7375 |
python/cpython | python__cpython-124920 | # `PyThreadState_DeleteCurrent` documentation incorrect
The documentation for [`PyThreadState_DeleteCurrent()`](https://docs.python.org/3/c-api/init.html#c.PyThreadState_DeleteCurrent) says:
> Destroy the current thread state and release the global interpreter lock. Like PyThreadState_Delete(), **the global interpr... | 9eeb21bf761070649bf8d78976a62dabb6d67a99 | 656b7a3c83c79f99beac950b59c47575562ea729 |
python/cpython | python__cpython-115137 | # Possible NULL dereference in `getpath_joinpath()`
# Bug report
### Bug description:
```python
wchar_t **parts = (wchar_t **)PyMem_Malloc(n * sizeof(wchar_t *));
memset(parts, 0, n * sizeof(wchar_t *));
```
The return value of `PyMem_Malloc` not checked for NULL and dereferenced after it in memset()
Found ... | 9e90313320a2af2d9ff7049ed3842344ed236630 | 4a7f63869aa61b24a7cc2d33f8a5e5a7fd0d76a4 |
python/cpython | python__cpython-115138 | # test.test_xml_etree*.XMLPullParserTest.test_simple_xml fails with (system) expat 2.6.0
# Bug report
### Bug description:
[Expat 2.6.0](https://github.com/libexpat/libexpat/blob/R_2_6_0/expat/Changes) was released yesterday, with CVE fixes. After upgrading the system library and building CPython `--with-system-expa... | 6a95676bb526261434dd068d6c49927c44d24a9b | d01886c5c9e3a62921b304ba7e5145daaa56d3cf |
python/cpython | python__cpython-115123 | # regrtest: add --bisect option to run test.bisect_cmd on failed tests
When running tests with `-R 3:3` to check for a reference leak, it's not always obvious which tests lead to the leak. I propose to add a `--bisect` option which runs the `-m test.bisect_cmd` command to bisect failing tests.
<!-- gh-linked-prs -->
... | 1e5719a663d5b1703ad588dda4fccd763c7d3e99 | 0c80da4c14d904a367968955544dd6ae58c8101c |
python/cpython | python__cpython-115115 | # Typo in "What’s New In Python 3.13", `file:/` missing another trailing slash
# Documentation
The example URI prefix is missing a trailing slash:
<blockquote>
<p>Add <a class="reference internal" href="../library/pathlib.html#pathlib.Path.from_uri" title="pathlib.Path.from_uri"><code class="xref py py-meth doc... | 60375a38092b4d4dec9a826818a20adc5d4ff2f7 | 3f71c416c085cfaed49ef325f70eb374a4966256 |
python/cpython | python__cpython-115107 | # `enum.Flag.__iter__()` is marked as "changed" in Python 3.11, but it's actually new
# Documentation
`Doc/library/enum.rst` near line 537 reads:
`Flag.__iter__()` is n... | 3f71c416c085cfaed49ef325f70eb374a4966256 | 11ac6f5354ec7a4da2a7e052d27d636b5a41c714 |
python/cpython | python__cpython-115180 | # Add delayed reclamation mechanism for free-threaded build (QSBR)
# Feature or enhancement
Many operations in the free-threaded build are protected by locks. However, in some cases, we want to allow reads to happen concurrently with updates [^1]. For example, we want to avoid locking during most list read accesses. ... | 590319072773bd6cdcca655c420d3adb84838e96 | 711f42de2e3749208cfa7effa0d45b04e4e1fdd4 |
python/cpython | python__cpython-115092 | # A paragraph in ctypes documentation refers to an example that is no longer present in the documentation
# Documentation
In ctypes documentation for 3.11 there was this excerpt in [ctypes documentation](https://docs.python.org/3.11/library/ctypes.html#accessing-values-exported-from-dlls):
> [ctypes](https://doc... | 915d7dd090387b52f62bdc2f572413bc87297cee | 7a3518e43aa50ea57fd35863da831052749b6115 |
python/cpython | python__cpython-115061 | # Speed up `pathlib.Path.glob()` by removing redundant regex matching
In #104512 we made `pathlib.Path.glob()` use a "walk-and-filter" strategy for expanding `**` wildcards in patterns: when we encounter a `**` segment, we immediately consume subsequent segments and use them to build a regex that is used to filter res... | 6f93b4df92b8fbf80529cb6435789f5a75664a20 | 9d1a353230f555fc28239c5ca1e82b758084e02a |
python/cpython | python__cpython-115163 | # io.TextIOWrapper.read does not flush the underlying write buffer when given a size argument
# Bug report
### Bug description:
As reported by the StackOverflow question:
https://stackoverflow.com/questions/76142400/python-file-write-stuck-in-append-mode-when-read-has-byte-count-as-parameter
In the code belo... | 846fd721d518dda88a7d427ec3d2c03c45d9fa90 | c968dc7ff3041137bb702436ff944692dede1ad1 |
python/cpython | python__cpython-115128 | # Test failure in `tests/test_optimizer.py`
# Bug report
### Bug description:
As of 01dceba1, I'm seeing a test failure on macOS and iOS in the `tests/test_optimizer.py` test case.
If you run the test by itself, (`python -m test tests/test_optimizer.py`) it passes.
However, if you run the entire test suite in def... | 93ac78ac3ee124942bca7492149c3ff0003b6e30 | 95ebd45613d6bf0a8b76778454f1d413d54209db |
python/cpython | python__cpython-115185 | # py command fails with RC_INTERNAL_ERROR (109) return code when run with an App Pool identity in Windows
# Bug report
### Bug description:
I have a .NET 6 web application that responds to REST requests. Amongst other things, it can execute python scripts. This is achieved by starting a new process that uses the "py... | c39272e143b346bd6a3c04ca4fbf299163888277 | 91bf01d4b15a40be4510fd9ee5e6dc8e9c019fce |
python/cpython | python__cpython-115046 | # Atomic operations for only free-threaded builds
# Feature or enhancement
### Proposal:
Based on discussion in https://github.com/python/cpython/pull/113830 and elsewhere, there are situations in which we need to use an atomic operation in free-threaded builds, but do not need to use one in the default build, a... | a95b1a56bbba76a382a5c676b71db025915e8695 | d9f4cbe5e1e3c31518724d87d0d379d7ce6823ca |
python/cpython | python__cpython-115042 | # Crash in `ThreadHandle_dealloc` after fork in free-threaded build
# Bug report
I've seen this in the free-threaded build, but I think the problem can theoretically occur in the default build as well.
The problem is that after a `fork()`, an already dead `ThreadHandle` may be deallocated **before** it's marked ... | b6228b521b4692b2de1c1c12f4aa5623f8319084 | 71239d50b54c90afd3fdde260848e0c6d73a5c27 |
python/cpython | python__cpython-115303 | # Deprecate old backward compatible shims in configure_formatter()/handler().
# Feature or enhancement
### Proposal:
`DictConfigurator.configure_formatter()` and `configure_handler()` contain workarounds for old configurations
https://github.com/python/cpython/blob/bcccf1fb63870c1b7f8abe246e27b7fff343abd7/Lib/loggi... | d823c235495e69fb4c1286b4ed751731bb31bda9 | 0a6e1a4119864bec0247b04a5c99fdd9799cd8eb |
python/cpython | python__cpython-115027 | # Argument Clinic does not check for errors in `PyBuffer_FillInfo` in generated code
# Bug report
AC generates:
- https://github.com/python/cpython/blob/39ec7fbba84663ab760853da2ac422c2e988d189/Modules/clinic/_codecsmodule.c.h#L300
- https://github.com/python/cpython/blob/39ec7fbba84663ab760853da2ac422c2e988d189/Mod... | 87cd20a567aca56369010689e22a524bc1f1ac03 | f71bdd34085d31a826148b2e5da57e0302655056 |
python/cpython | python__cpython-115016 | # Argument Clinic generates incorrect code for METH_METHOD methods without args
# Bug report
Argument Clinic generates incorrect code for methods without arguments, that need the defining class (`METH_METHOD`). Currently, only positional arguments are checked; any keyword argument is silently accepted. This affects m... | 09096a1647913526a3d4fa69a9d2056ec82a8f37 | 4aa4f0906df9fc9c6c6f6657f2c521468c6b1688 |
python/cpython | python__cpython-115029 | # Setters of members with unsigned integer type and __index__()
Yet one strange thing about member setters with unsigned integer type is that they support different ranges for `int` and int-like objects (objects with the `__index__()` method).
For Py_T_ULONG the range for `int` is `LONG_MIN`-`ULONG_MAX`, but for in... | d9d6909697501a2604d5895f9f88aeec61274ab0 | d2c4baa41ff93cd5695c201d40e20a88458ecc26 |
python/cpython | python__cpython-115065 | # Upgrade Windows and macOS installers to use SQLite 3.45
SQLite 3.45 was released [a couple of weeks ago](https://sqlite.org/releaselog/3_45_1.html). A patch version recently arrived, so more might follow. There are som bug fixes for long standing bugs included, so we might want to backport this to the 3.12 and 3.11 ... | 11ac6f5354ec7a4da2a7e052d27d636b5a41c714 | 92abb0124037e5bc938fa870461a26f64c56095b |
python/cpython | python__cpython-114991 | # Some mixin methods in `collections.abc` are not mentioned in the Document
## Documentation
https://docs.python.org/3/library/collections.abc.html
## Set
[`Set.__rsub__`](https://github.com/python/cpython/blob/848c86786be588312bff948441929816cdd19e28/Lib/_collections_abc.py#L648) and [`Set.__rxor__`](https:/... | 5768fef355a55aa9c6522e5444de9346bd267972 | 60c415bd531392a239c23c754154a7944695ac99 |
python/cpython | python__cpython-114968 | # Documentation says "The built-in exceptions listed below", but they are no longer just below that section
# Documentation
In the documentation of "Built-in Exceptions", the second paragraph states `The built-in exceptions listed below can be generated by the interpreter or built-in functions`. Because of the new ... | 750489cc774df44daa2c0d23e8a404fe62be93d1 | bcccf1fb63870c1b7f8abe246e27b7fff343abd7 |
python/cpython | python__cpython-114966 | # Update bundled pip to 24.0
<!-- gh-linked-prs -->
### Linked PRs
* gh-114966
* gh-114971
* gh-114973
* gh-115097
<!-- /gh-linked-prs -->
| a4c298c1494b602a9650b597aad50b48e3fa1f41 | 94ec2b9c9ce898723c3fe61fbc64d6c8f4f68700 |
python/cpython | python__cpython-114960 | # Tarfile ignores an error when trying to extract a directory on top of a file
# Bug report
During review of #112966 and #103263 I found inconsistency between `zipfile` and `tarfile`. When `zipfile` tries to extract a directory on top of an existing file, it fails. When `tarfile` tries to extract a directory on to... | 96bce033c4a4da7112792ba335ef3eb9a3eb0da0 | b4240fd68ecd2c22ec82ac549eabfe5fd35fab2a |
python/cpython | python__cpython-114956 | # Missing `clear` mixin method in MutableSequence's document
Link: https://docs.python.org/3/library/collections.abc.html#collections-abstract-base-classes
But `MutableSequence` do have this mixin method: https://github.com/python/cpython/blob/28bb2961ba2f650452c949fcfc75ccfe0b5517e9/Lib/_collections_abc.py#L1132
... | b4240fd68ecd2c22ec82ac549eabfe5fd35fab2a | efc489021c2a5dba46979bd304563aee0c479a31 |
python/cpython | python__cpython-114945 | # Race between `_PyParkingLot_Park` and `_PyParkingLot_UnparkAll` when handling interrupts
# Bug report
### Bug description:
There is a potential race when `_PyParkingLot_UnparkAll` is executing in one thread and another thread is unblocked because of an interrupt in `_PyParkingLot_Park`. Consider the following scen... | c32bae52904723d99e1f98e2ef54570268d86467 | 652fbf88c4c422ff17fefd4dcb5e06b5c0e26e74 |
python/cpython | python__cpython-114918 | # add support for AI_NUMERICSERV in getaddrinfo emulation
# Feature or enhancement
### Proposal:
Add support for `AI_NUMERICSERV` in getaddrinfo emulation similar to what is done for `AI_NUMERICHOST`
### Has this already been discussed elsewhere?
No response given
### Links to previous discussion of this feature... | 3453b5c1d652a0424a333332b576f9b878424061 | b0a4f6599a7d36cc08fe63d6f7d5d4dea64579f3 |
python/cpython | python__cpython-115661 | # Abandoned StreamWriter isn't reliably detected
# Bug report
### Bug description:
A StreamWriter should be `close()`:d when you are done with it. There is code in the destructor for StreamWriter to detect when this is overlooked and trigger a `ResourceWarning`. However, the current code often maintains a strong ref... | a355f60b032306651ca27bc53bbb82eb5106ff71 | 686ec17f506cddd0b14a8aad5849c15ffc20ed46 |
python/cpython | python__cpython-114941 | # Popen misleading documentation
# Documentation
It took me hours that I made an error in the code. However, this error was probably the result of an unfortunate formatting in the docs.
The documentation for `subprocess.Popen` reads:
If given, _startupinfo_ will be a [STARTUPINFO](https://docs.python.org/3/li... | 1183f1e6bfba06ae6c8ea362f96e977bc288e627 | c4a2e8a2c5188c3288d57b80852e92c83f46f6f3 |
python/cpython | python__cpython-114910 | # calendar module CLI option --first-weekday is missing from usage message
# Documentation
PR https://github.com/python/cpython/pull/112241 added the `--first-weekday` option to the calendar module CLI.
It was only partly documented in `calendar.rst`, as it's missing from the first usage message.
> python -... | ee66c333493105e014678be118850e138e3c62a8 | b3f0b698daf2438a6e59d5d19ccb34acdba0bffc |
python/cpython | python__cpython-114919 | # Add array.clear()
# Bug report
### Bug description:
```python
from array import array
x = array("B")
x.clear() # AttributeError: 'array.array' object has no attribute 'clear'
```
But `array` is a `MutableSequence`, so we expect the clear() method to be implemented.
If this is correct, then I'm rea... | 9d1a353230f555fc28239c5ca1e82b758084e02a | 5319c66550a6d6c6698dea75c0a0ee005873ce61 |
python/cpython | python__cpython-114884 | # `jit.c` always recompiles, even on non-JIT builds
I think I messed up the `Makefile` rules for `Python/jit.o` and `regen-jit`. Since `regen-jit` is "phony", the rule isn't in the dependency graph and `make` has no way of knowing if a recompile is necessary.
We *may* have to do something similar to what we did for... | 1032326fe46afaef57c3e01160a4f889dadfee95 | 72d2d0f10d5623bceb98a2014926ea0b87594ecb |
python/cpython | python__cpython-114876 | # `grp` module attempts to build even if `getgrent` family of functions are unavailable
# Bug report
### Bug description:
In the configure script, the only prerequisite for the `grp` module is currently the `getgrgid` function. Older versions of Android have this function, but they don't have the `getgrent` function... | f35c7c070ca6b49c5d6a97be34e6c02f828f5873 | 1183f1e6bfba06ae6c8ea362f96e977bc288e627 |
python/cpython | python__cpython-114850 | # JIT workflow should have `timeout-minutes: 60` set
In the past our GitHub Actions hanged from time to time (up to several hours). It can happen again anytime.
It is the best practice to use timeout for jobs. For long jobs like these we use 60 minutes:
https://github.com/python/cpython/blob/5ce193e65a7e6f239337... | 1aec0644447e69e981d582449849761b23702ec8 | 618d7256e78da8200f6e2c6235094a1ef885dca4 |
python/cpython | python__cpython-114848 | # Speed up `posixpath.realpath()`
Some optimizations to `posixpath.realpath()` are possible - see attached PR.
<!-- gh-linked-prs -->
### Linked PRs
* gh-114848
* gh-117481
<!-- /gh-linked-prs -->
| abfa16b44bb9426312613893b6e193b02ee0304f | 9ceaee74db7da0e71042ab0b385d844e9f282adb |
python/cpython | python__cpython-115139 | # Python/flowgraph.c:528: _Bool all_exits_have_lineno(basicblock *): Assertion `0' failed
# Crash report
### What happened?
Reproducing code:
```python
class i:
if i:d<2<[super for()in e]
```
```
~/p/cpython ❯❯❯ ./python.exe -c '
class i:
if i:d<2<[super for()in e]'
Assertion faile... | fedbf77191ea9d6515b39f958cc9e588d23517c9 | 8a3c499ffe7e15297dd4c0b446a0b97b4d32108a |
python/cpython | python__cpython-114819 | # `warnings.warn(...)` arguments include '\*', which is wrong - 3.12
# Documentation
Looking at the online python docs at https://docs.python.org/3.11/library/warnings.html#warnings.warn. The function call is listed on the site like this:
```python
warnings.warn(message, category=None, stacklevel=1, source=None, ... | ff8939e5abaad7cd87f4d1f07ca7f6d176090f6c | 854e2bc42340b22cdeea5d16ac8b1ef3762c6909 |
python/cpython | python__cpython-114808 | # Allow import of multiprocessing.connection even if _multiprocessing is missing
# Bug report
### Bug description:
Currently if `_multiprocessing` is missing then `from multiprocessing import connection` raises an `ImportError`. It would be nice to delay the error until someone attempts to actually use multiprocessi... | 4b75032c88046505cad36157aa94a41fd37638f4 | 1b895914742d20ccebd1b56b1b0936b7e00eb95e |
python/cpython | python__cpython-114870 | # Python 3.13.0a3 metaclass `__call__` runs only once
# Bug report
### Bug description:
Metaclass `__call__` is expected to run everytime a class is instantiated but in Python 3.13 it only run once.
Minimal reproducer:
```python
class _TypeMetaclass(type):
def __call__(cls, *args, **kwargs):
print("Me... | e66d0399cc2e78fcdb6a0113cd757d2ce567ca7c | 97cc58f9777ee8b8e91f4ca8726cdb9f79cf906c |
python/cpython | python__cpython-114891 | # Match on Enum with dataclass decorator
# Bug report
### Bug description:
Hello,
when Enum with @dataclass decorator is used in a match statement, the results seem to be wrong. Consider this example:
```python
from enum import Enum, auto
from dataclasses import dataclass
@dataclass
class Color(str, Enum):
Red... | 72d2d0f10d5623bceb98a2014926ea0b87594ecb | ab76d37948fd506af44762dc1c3e32f27d1327a8 |
python/cpython | python__cpython-114791 | # `require-pr-label.yml` should not be executed on forks
It does not make much sense to execute it on forks, because it is a workflow specific for `python/cpython` only.
Here's an example PR on my own fork:
<img width="915" alt="Снимок экрана 2024-01-31 в 11 58 56" src="https://github.com/python/cpython/assets/4... | 1c2ea8b33c6b1f995db0aca0b223a9cc22426708 | 25ce7f872df661de9392122df17111c75c77dee0 |
python/cpython | python__cpython-114789 | # JIT workflow is executed on unrelated changes in my local fork
# Bug report
There are several potential problems in this:
<img width="1341" alt="Снимок экрана 2024-01-31 в 11 26 45" src="https://github.com/python/cpython/assets/4660275/578aabbd-5b89-4549-abc9-a1af23a2ee73">
1. We have a failing JIT test job, CC @b... | b25b7462d520f38049d25888f220f20f759bc077 | 78c254582b1757c15098ae65e97a2589ae663cd7 |
python/cpython | python__cpython-114805 | # "Porting Python2 to Python3" recommends tools that no longer support Python2
This section recommends several tools: https://docs.python.org/3/howto/pyporting.html#how-to-port-python-2-code-to-python-3
Including:
- pylint: https://github.com/pylint-dev/pylint/issues/1763
- coverage: https://pypi.org/project/cove... | 705c76d4a202f1faf41027d48d44eac0e76bb1f0 | 72340d15cdfdfa4796fdd7c702094c852c2b32d2 |
python/cpython | python__cpython-114781 | # Accessing attributes of a lazily-loaded module is not thread-safe
# Bug report
### Bug description:
Attempting to access an attribute of a lazily-loaded module causes the module's `__class__` to be reset before its attributes have been populated.
```python
import importlib.util
import sys
import threading
import ... | 200271c61db44d90759f8a8934949aefd72d5724 | ef6074b352a95706f44a592ffe31baace690cc1c |
python/cpython | python__cpython-114957 | # GIL section of the FAQ is outdated (or shortly to be outdated)
# Documentation
https://docs.python.org/3.13/faq/library.html#can-t-we-get-rid-of-the-global-interpreter-lock (link is to the current alpha version)
Obviously work is in progress to remove the GIL which isn't reflected in the FAQ yet.
Also the s... | 0e2ab73dc31e0b8ea1827ec24bae93ae2644c617 | d7334e2c2012defaf7aae920d6a56689464509d1 |
python/cpython | python__cpython-114817 | # test_pendingcalls_threaded times out on Windows free-threading builds
`test.test_capi.test_misc.TestPendingCalls.test_pendingcalls_threaded` usually (but not always) times out on the [AMD64 Windows Server 2022 NoGIL 3.x](https://buildbot.python.org/all/#/builders/1241) buildbot, e.g. here: https://buildbot.python.or... | e6d6d5dcc00af50446761b0c4d20bd6e92380135 | 5ce193e65a7e6f239337a8c5305895cf8a4d2726 |
python/cpython | python__cpython-114772 | # `test_runpy.test_main_recursion_error()` exhausts the stack under WASI debug build
# Bug report
### Bug description:
Has to be run directly to trigger it.
```shell
cross-build/wasm32-wasi/python.sh -m test.test_runpy
```
Seen on wasmtime 17.
### CPython versions tested on:
CPython main branch
... | 2ed8f924ee05ec17ce0639a424e5ca7661b09a6b | 574291963f6b0eb7da3fde1ae9763236e7ece306 |
python/cpython | python__cpython-114755 | # Fix unintended behavior change in elementtree introduced in #114269
# Bug report
### Bug description:
As it was discussed [here](https://github.com/python/cpython/pull/114269#discussion_r1468734070), after merging of #114269 `it.root` is no longer `None` once an iterator is created. There was no intention to c... | 66f95ea6a65deff547cab0d312b8c8c8a4cf8beb | b7688ef71eddcaf14f71b1c22ff2f164f34b2c74 |
python/cpython | python__cpython-116771 | # WASI build fails on both SDK 20 and 21 (Mac OS)
# Bug report
### Bug description:
```python
# Add a code block here, if required
```
On trying to build CPython for wasmtime with both SDK 20 and 21, I get an error on running: `python Tools/wasm/wasi.py configure-host`
Error:
```
results in the following exception:
```pycon
>>> zoneinfo.ZoneInfo('')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/Users/asottile/.pyenv/versi... | fe44fc4f4351bb4b457c01d94b4ae8b9eda501aa | ca0a96dfaa686c314e9d706023a59d26b6cc33b9 |
python/cpython | python__cpython-114710 | # posixpath.commonpath: Check for empty iterables broken
# Bug report
### Bug description:
This came up in python/typeshed#11310: When passing an empty sequence to `commonpath()`, a `ValueError` is raised with an appropriate error message. When an "empty" iterable is passed, an `IndexError` is raised instead, althou... | 371c9708863c23ddc716085198ab07fa49968166 | f9154f8f237e31e7c30f8698f980bee5e494f1e0 |
python/cpython | python__cpython-114748 | # Allow repeatedly asking for termination of `QueueListener`
# Feature or enhancement
### Proposal:
Currently it's impossible to call `QueueListener.stop` twice, you get a crash:
```python
from queue import Queue
from logging import StreamHandler
from logging.handlers import (
QueueHandler,
QueueL... | e21754d7f8336d4647e28f355d8a3dbd5a2c7545 | ea30a28c3e89b69a214c536e61402660242c0f2a |
python/cpython | python__cpython-115152 | # Tier two memory and reference "leaks"
# Bug report
### Bug description:
CPython was built with `./configure --enable-experimental-jit --with-pydebug`
Full trace
[trace.txt](https://github.com/python/cpython/files/14080416/trace.txt)
### CPython versions tested on:
CPython main branch
### Operating systems tes... | 235cacff81931a68e8c400bb3919ae6e55462fb5 | 54bde5dcc3c04c4ddebcc9df2904ab325fa0b486 |
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