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 |
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python/cpython | python__cpython-103939 | # stdlib sqlite3 executemany() does not support RETURNING statement
# Problem
`sqlite3.Connection.executemany()` does not support a `RETURNING` statement. All requests containing it fail with an exception:
`sqlite3.ProgrammingError: executemany() can only execute DML statements.`
Working shell example
```
#!/bi... | 30216b69a2fc716c7cfab842364a379cd6ffe458 | 52cedc5c10336f0bc199d28524491e7de05bd047 |
python/cpython | python__cpython-100009 | # Drop support for platforms without two's complement integer representation: require two's complement to build Python
Require [Two's complement](https://en.wikipedia.org/wiki/Two%27s_complement) to build Python.
Only very old machines (built in the 1960s?) like [UNIVAC 1100/2200 series](https://en.wikipedia.org/wi... | 5ea052bb0c8fa76867751046c89f69db5661ed4f | 038b151963d9d4a5f4c852544fb5b0402ffcb218 |
python/cpython | python__cpython-100006 | # Newly added test_cmd_line_script.test_script_as_dev_fd() fails on FreeBSD: /dev/fd/3 doesn't exist
I propose to skip test_cmd_line_script.test_script_as_dev_fd() on FreeBSD. Here is why.
cc @Jehops @emaste @koobs
The test added by PR #99768 fails on FreeBSD. test_cmd_line_script.test_script_as_dev_fd() fails w... | 038b151963d9d4a5f4c852544fb5b0402ffcb218 | e3a3863cb9561705d3dd59a9367427ed45dfb5ea |
python/cpython | python__cpython-100002 | # `python -m http.server` log messages to stderr can emit raw data
Problem: The `http.server` module lets some control characters from the request thru which when emitted as is in a log message to a terminal can be used to control it or otherwise generate misleading output. `python -m http.server` is typically run wit... | d8ab0a4dfa48f881b4ac9ab857d2e9de42f72828 | 530cc9dbb61df55b83f0219d2282980c9cb1cbd8 |
python/cpython | python__cpython-100198 | # Python 3.9.14: grammar/clarity improvements for str.encode, str.decode error-checking documentation
# Documentation
The are a couple of paragraphs about error-checking behaviour for `str.encode` and `str.decode` that appears in a few versions of Python and could potentially be improved in future versions.
As fou... | a2bb3b7f9d8d15c81b724726454d68357fb31d1c | c18d83118881333b9a0afd0add83afb2ba7300f7 |
python/cpython | python__cpython-100036 | # New warnings: `'function': conversion from 'int64_t' to 'int', possible loss of data`
<!--
If you're new to Python and you're not sure whether what you're experiencing is a bug, the CPython issue tracker is not
the right place to seek help. Consider the following options instead:
- reading the Python tuto... | e9e63ad8653296c199446d6f7cdad889e492a34e | f49c735e525cf031ddbfc19161aafac4fb18837b |
python/cpython | python__cpython-99971 | # Possibly a missing parameter in the documentation of DocTestSuite in doctest
The documentation for **DocTestSuite** in **doctest** have the following signature.
> DocTestSuite(module=None, globs=None, extraglobs=None, test_finder=None, setUp=None, tearDown=None, checker=None)
But the documentation also talks ... | e477348f36eff3f63ba509582622ea620fa9ae5b | a9bad4d28413666edc57551dd439bca6a6a59dd9 |
python/cpython | python__cpython-99958 | # Add `frozen_default` parameter on `dataclass_transform`
# Feature or enhancement
Add a new `frozen_default` parameter to [`dataclass_transform`](https://peps.python.org/pep-0681/#dataclass-transform-parameters) similar to the existing `eq_default` and `order_default` parameters.
# Pitch
- Frozen dataclasses... | 5c19050546e3e37a8889a0baa2954e1444e803d3 | bed15f87eadc726122185cf41efcdda289f4a7b1 |
python/cpython | python__cpython-99956 | # error handling in the compiler is inconsistent
In compile.c some function return 0 for failure and 1 for success, and some return -1 for failure and 0 for success.
Should be -1 / 0 consistently.
<!-- gh-linked-prs -->
### Linked PRs
* gh-99956
* gh-100010
* gh-100215
* gh-101412
<!-- /gh-linked-prs -->
| ab02262cd0385a2fb5eb8a6ee3cedd4b4bb969f3 | b4f35055496d918b42ff305b5d09ebd333204a69 |
python/cpython | python__cpython-100630 | # sqlite3's support for "numeric" paramstyle does not appear to honor the actual numbers with positional parameters
We're attempting to get some test support for "numeric" paramstyle, which while unnecessary for sqlite3, is similar to the paramstyle used by a very widely used, non-pep-249 library asyncpg.
anyway, I... | b7a68ab824249ebf053b8149ebb83cd8578781c9 | 2366b27565ab57f053b4a551ade0e71796a1896c |
python/cpython | python__cpython-100169 | # "a foreign function that will call a COM method" generated by `ctypes.WINFUNCTYPE` works in Python3.7, does not work as same in newer Python
# Bug report
I'm contributing on [enthought/comtypes](https://github.com/enthought/comtypes).
In `comtypes`, there is a [test for the behavior of Excel](https://github.co... | dfad678d7024ab86d265d84ed45999e031a03691 | f5ad63f79af3a5876f90b409d0c8402fa54e878a |
python/cpython | python__cpython-99946 | # Chain import SystemError on unexpected exceptions
# Feature or enhancement
For functions, the `SystemError` chains an in-fly unexpected exceptions, for some import errors this is not the case.
# Pitch
Chaining seems easy, and helps debugging since it is tricky to get back the original exception otherwise, a... | 474220e3a58d739acc5154eb3e000461d2222d62 | a68e585c8b7b27323f67905868467ce0588a1dae |
python/cpython | python__cpython-100053 | # asyncio tcp transport on Windows reads bytearray instead of bytes
# Bug report
`asyncio.Protocol.data_received` prototype not respected: when using `create_connection` to create a tcp transport `data_received` is being called with a `bytearray` object instead of `bytes`.
If this is expected behaviour libraries l... | 1bb68ba6d9de6bb7f00aee11d135123163f15887 | d5f8a2b6ad408368e728a389da918cead3ef7ee9 |
python/cpython | python__cpython-99935 | # test_deterministic_sets fails on x86 (32 bit)
I am observing:
```
======================================================================
FAIL: test_deterministic_sets (test.test_marshal.BugsTestCase.test_deterministic_sets) [set([('Spam', 0), ('Spam', 1), ('Spam', 2)])]
------------------------------------------... | c68573b339320409b038501fdd7d4f8a56766275 | ee6015650017ca145a48c345311a9c481949de71 |
python/cpython | python__cpython-99926 | # Inconsistent JSON serialization error messages
# Bug report
When you try to serialize a `NaN`, `inf` or `-inf` with `json.dumps(..., allow_nan=False)`, the error messages are inconsistent, depending on whether you use the `indent` argument or not.
```python
>>> json.dumps(float('nan'), allow_nan=False)
Value... | d98ca8172c39326bb200308a5191ceeb4a262d53 | a6331b605e8044a205a113e1db87d2b0a53d0222 |
python/cpython | python__cpython-99906 | # summarize_stats.py doesn't display misses in execution counts
# Bug report
The `summarize_stats.py` script doesn't display misses in execution counts.
You can see the example broken output here: https://github.com/faster-cpython/ideas/blob/main/stats/pystats-052bc12-2022-11-29.md
<!-- gh-linked-prs -->
### Li... | bf94c653f4291ba2db506453e0e00a82fe06b70a | 131801d14dfc4f0b2b79103612c88e2e282ff158 |
python/cpython | python__cpython-99895 | # test_traceback: test_import_from_error_bad_suggestions_do_not_trigger_for_small_names() fails randomly on "wasm32-emscripten node (dynamic linking)" buildbot
test_traceback: test_import_from_error_bad_suggestions_do_not_trigger_for_small_names() fails randomly on the "wasm32-emscripten node (dynamic linking)" buildb... | 0563be23a557917228a8b48cbb31bda285a3a815 | f08e52ccb027f6f703302b8c1a82db9fd3934270 |
python/cpython | python__cpython-100011 | # test_unicodedata: test_normalization() fails randomly with IncompleteRead on PPC64LE Fedora buildbots
For a few weeks, test_unicodedata.test_normalization() fails randomly with IncompleteRead on PPC64LE Fedora buildbots.
IMO the test should be skipped on download error, rather than treating a download error as a ... | 2488c1e1b66366a3a933ff248eff080fabd2351c | 5ea052bb0c8fa76867751046c89f69db5661ed4f |
python/cpython | python__cpython-99893 | # Infinite recursion in the tokeniser when showing warnings
Turns out that showing warnings in the tokenizer is quite tricky because in the process of showing the warning we need to fetch the encoding which needs to tokenize the first two lines and if the warning is there that leads to an infinite loop. Check for inst... | 417206a05c4545bde96c2bbbea92b53e6cac0d48 | 19c38801ba2f42a220adece5d5f12e833b41822a |
python/cpython | python__cpython-104096 | # Directory traversal in uu module / uu.decode
# Bug report
The function uu.decode is vulnerable to trivial directory traversal if no output filename is given. An uu-encoded file with a path starting with a repetition of ../../ or a / allows writing a file to an arbitrary location on the filesystem.
I reported ... | 0aeda297931820436a50b78f4f7f0597274b5df4 | afe7703744f813adb15719642444b5fd35888d86 |
python/cpython | python__cpython-121481 | # Document (undefined) rounding behaviour of new-style formatting
# Documentation
Current [documentation of new-style formatting](https://docs.python.org/3/reference/lexical_analysis.html#f-strings) does not talk about rounding and that the rounding behaviour is undefined / platform-dependent. Popular platforms see... | 7d7d56d8b1147a6b85e1c09d01b164df7c5c4942 | 868bfcc02ed42a1042851830b79c6877b7f1c7a8 |
python/cpython | python__cpython-99877 | # compiler optimizations violate oparg invariants
During code-gen, the compiler makes sure that any opcode that does not HAVE_ARG get an oparg value of 0.
Then, during optimizations some instructions become NOPs but their oparg is not set to 0, so when we come to emit code we need to check HAS_ARG again. It woul... | 18a6967544795cdcce45b45700b7a9ed3994b8fb | a694b8222e8b0683682958222699953379fd2d48 |
python/cpython | python__cpython-99846 | # PEP 670: Convert _PyObject_SIZE() and _PyObject_VAR_SIZE() macros to functions
The _PyObject_SIZE() and _PyObject_VAR_SIZE() macros should be converted to functions: see [PEP 670](https://peps.python.org/pep-0670/) for the rationale.
My problem is that I don't know if the return type should be signed (Py_ssize_t)... | 85dd6cb6df996b1197266d1a50ecc9187a91e481 | 18a6967544795cdcce45b45700b7a9ed3994b8fb |
python/cpython | python__cpython-104444 | # idlelib/NEWS.txt for 3.12.0 and backports
Main became 3.12 as of 3.11.0 beta 1: 2022-05-08
However, idlelib/NEWS.txt items continued going under
What's New in IDLE 3.11.0 on both main and 3.11
until 3.11.0rc1, 2022-08-08.
Subsequent news items go under
What's New in IDLE 3.12.0 (new header) on main branch
... | 57139a6b5f0cfa04156d5c650026012a7c5a7aad | 563c7dcba0ea1070698b77129628e9e1c86d34e2 |
python/cpython | python__cpython-101307 | # Consider upgrading bundled Tk to 8.6.13
Tcl/Tk 8.6.13 with many bugfixes was released a week ago. I think it's worth trying it out in the next Python 3.12 alphas and betas.
<!-- gh-linked-prs -->
### Linked PRs
* gh-101307
* gh-104738
* gh-110710
<!-- /gh-linked-prs -->
| 8d18d1ffd52eb3917c4566b09596d596116a5532 | 9f2c479eaf7d922746ef2f3c85b5c781757686b1 |
python/cpython | python__cpython-100302 | # asyncio: Document return values of AbstractEventLoop.remove_{reader,writer}
# Documentation
According to https://github.com/python/typeshed/pull/7042, `AbstractEventLoop.remove_{reader,writer}` return a bool, but there is no indication of this in the [documentation for these methods](https://docs.python.org/3/lib... | 5234e1cbea686e38392f113707db322ad8405048 | f23236a92d8796ae91772adaf27c3485fda963e8 |
python/cpython | python__cpython-99825 | # Document sqlite3.connect() as implicitly opening transactions in the new PEP-249 manual commit mode
# Documentation
In `sqlite3`, @malemburg [specified](https://github.com/python/cpython/issues/83638#issuecomment-1093853924) that `connect()`, `commit()`, and `rollback()` implicitly open transactions in the new P... | 19c38801ba2f42a220adece5d5f12e833b41822a | fe17d353134748dc772f8743ceadc2dd9e0db187 |
python/cpython | python__cpython-101589 | # zipfile.Path is not Path-like
This is about [`zipfile.Path`](https://github.com/python/cpython/blob/8bb7fdaee8c19f0311f15dbea7f8eee80a67a50f/Lib/zipfile.py#L2290). The doc says it is compatible to `pathlib.Path`. But it seems that is not for 100% because it doesn't derive from `pathlib.PurePath` and can treated as _... | 84181c14040ed2befe7f1a55b4f560c80fa61154 | 59e86caca812fc993c5eb7dc8ccd1508ffccba86 |
python/cpython | python__cpython-21104 | # inspect. _signature_fromstr has unused code
The signature parsing in inspect has some code that checks whether parse_name return the sentinel "invalid", but parse_name never returns this value. So this is dead code.
<!-- gh-linked-prs -->
### Linked PRs
* gh-21104
<!-- /gh-linked-prs -->
| ac115b51e71c24374682e2a9e6663f99d2faf000 | d08fb257698e3475d6f69bb808211d39e344e5b2 |
python/cpython | python__cpython-99812 | # logging.StringTemplateStyle's usesTime method using wrong variable to search for asctime
<!--
If you're new to Python and you're not sure whether what you're experiencing is a bug, the CPython issue tracker is not
the right place to seek help. Consider the following options instead:
- reading the Python t... | 1d1bb95abdcafe92c771fb3dc4722351b032cc24 | ca3e611b1f620eabb657ef08a95d5f5f554ea773 |
python/cpython | python__cpython-99796 | # Possible typo in the documentation of importlib.resources.abc
The documentation for importlib.resources.abc.TraversableResources at the end of the _importlib.resources.abc_ documentation says:
> ... Therefore, any loader supplying importlib.abc.**TraversableReader** also supplies ResourceReader.
But importlib.... | 5f8898216e7b67b7de6b0b1aad9277e88bcebfdb | 003f341e99234cf6088341e746ffef15e12ccda2 |
python/cpython | python__cpython-99771 | # Make the correct `call` specialization fail kind show up
The `SPEC_FAIL_KIND` is not displayed correctly due to not being adequately maintained.
e.g
https://github.com/python/cpython/blob/b1dcdefc3abf496a3e37e12b85dd9959f5b70341/Python/specialize.c#L1471-L1482
According to the context, `METH_FASTCALL | METH_KEY... | a02161286a67692758cac38d9dbe42625c211605 | 2b82c36f17ada471e734c3ad93e6eff8b36a5ad9 |
python/cpython | python__cpython-99928 | # DOC: tp_watch was added to PyTypeObject but is not documented
# Documentation
PR #97875 extended the `PyTypeObject` structure with a new `tp_watch` field. It should be documented in the [tp slots](https://docs.python.org/3.12/c-api/typeobj.html#tp-slots) section, the [PyTypeObject struct](https://docs.python.org/... | b7e4f1d97c6e784d2dee182d2b81541ddcff5751 | 48e352a2410b6e962d40359939a0d43aaba5ece9 |
python/cpython | python__cpython-99742 | # Implement Multi-Phase Init for _xxsubinterpreters
See PEP 630 and PEP 687. This is an internal test module so the bar isn't as high as for regular stdlib modules.
<!-- gh-linked-prs -->
### Linked PRs
* gh-99742
* gh-99939
* gh-99940
* gh-100036
<!-- /gh-linked-prs -->
| 530cc9dbb61df55b83f0219d2282980c9cb1cbd8 | 51ee0a29e9b20c3e4a94a675e73a894ee2fe447b |
python/cpython | python__cpython-99736 | # Handle no arguments when using sub-commands in argparse
# Documentation
The example that shows the use of sub-commands and set_defaults to dispatch a function for each sub-command, fails when there are no command line arguments:
`AttributeError: 'Namespace' object has no attribute 'func'`
A pull request is ... | e8bedeb45b134e7ae033560353ba064738170cd3 | 2c178253bd1f78545d412670c59060dc7c676f8c |
python/cpython | python__cpython-99731 | # HEAD requests should be HEAD requests upon redirect
# Bug report
Currently the following is `False`
```python
from urllib.request import Request, urlopen
len(urlopen(Request("http://google.com", method="HEAD")).read()) == 0 # False
```
But this is `True`
```python
len(urlopen(Request("http://www.g... | 759e8e7ab83848c527a53d7b2051bc14ac7b7c76 | 49baa656cb994122869bc807a88ea2f3f0d7751b |
python/cpython | python__cpython-100030 | # Frame teardown can create frame objects
<!--
Use this template for hard crashes of the interpreter, segmentation faults, failed C-level assertions, and similar.
Do not submit this form if you encounter an exception being unexpectedly raised from a Python function.
Most of the time, these should be filed as ... | b72014c783e5698beb18ee1249597e510b8bcb5a | 85d5a7e8ef472a4a64e5de883cf313c111a8ec77 |
python/cpython | python__cpython-99750 | # Possible typo in the documentation of datetime
At the bottom of the page, in the section Technical Detail, the point 9 in the notes says:
> When used with the strptime() method, the leading zero is optional for formats %d, %m, %H, %I, %M, %S, **%J**, %U, %W, and %V.
But **%J** (the uppercase J) does not exist.... | d5f8a2b6ad408368e728a389da918cead3ef7ee9 | e477348f36eff3f63ba509582622ea620fa9ae5b |
python/cpython | python__cpython-99732 | # 3.12: segmentation fault from compile() builtin
# Crash report
I can trigger a crash of the 3.12 interpreter using the following Python instruction:
```python
compile("assert (False if 1 else True)", "<string>", "exec")
```
# Error messages
The full output when running locally-built cpython with debug ... | ae185fdcca9d48aef425468de8a8a31300280932 | 5f4ae86a639fb84260d622e31468da21dc468265 |
python/cpython | python__cpython-99707 | # 3.12 - PyASCIIObject state only 31 bits in size, should be 32
Looking at https://github.com/python/cpython/blob/d4cf192826b4c3bc91ac0de573a3a2d85760f1dd/Include/cpython/unicodeobject.h#L136-L138
I believe the bitfield is intended to have 32 bits, however summing the fields 1 + 3 + 1 + 1 + 25 = 31.
This only ap... | b4d54a332ed593c9fcd0da25684c622a251d03ce | c24397a1080fa496d4e860e3054592ecb3685052 |
python/cpython | python__cpython-99712 | # case error in test_unary.py
Hello all,
I was looking throw the test code in cpython to use a test cases for my own python interpreter.
While looking at the code, I got curious.
First is this function.
> https://github.com/python/cpython/blob/7e3f09cad9b783d8968aa79ff6a8ee57beb8b83e/Lib/test/test_unary.py#L23... | 54289f85b2af1ecf046089ddf535dda1bdf6af24 | 868bab0fdc514cfa70ce97e484a689aee8cb5a36 |
python/cpython | python__cpython-99678 | # `inspect._getmembers` duplicates self type in `mro` for no good reason
This line https://github.com/python/cpython/blame/4d82f628c44490d6fbc3f6998d2473d1304d891f/Lib/inspect.py#L540 has this logic `mro = (object,) + getmro(object)`
I don't think this is correct:
1. `getmro` returns MRO including self type
2. We... | 2653b82c1a44371ad0da6b5a1101abbda4acd2d3 | ac115b51e71c24374682e2a9e6663f99d2faf000 |
python/cpython | python__cpython-99672 | # Possible typo in typing.TypeVarTuple docs
# Documentation
In the [section about the TypeVarTuple type](https://docs.python.org/3.11/library/typing.html#typing.TypeVarTuple), there is a bit of text that I find diffcult making sense of. My guess is that the author made a typo, but of course I could be wrong and maybe... | 1bf983ce7eb8bfd17dc18102b61dfbdafe0deda2 | 2781ec9b0e41a62cecc189c22dfc849f9a56927c |
python/cpython | python__cpython-99660 | # sqlite3 bigmem test catches wrong exception
`Lib/test/test_sqlite3/test_types.py` has two bigmem tests:
- `test_too_large_string`; and
- `test_too_large_blob`.
Those are skipped unless `-M` is passed to the test runner so nobody was running those tests until [I set up a bigmem buildbot](https://buildbot.python.... | 2781ec9b0e41a62cecc189c22dfc849f9a56927c | 49e554dbafc87245c1364ae00ad064a96f5cb995 |
python/cpython | python__cpython-99653 | # argparse docs: "optional arguments" instead of "options"
Docs for [ArgumentParser.add_argument_group](https://docs.python.org/3/library/argparse.html#argparse.ArgumentParser.add_argument_group) say:
> By default, ArgumentParser groups command-line arguments into “positional arguments” and “optional arguments” when d... | f5fea2288620cb2fda24f3eecc9d623331fe4401 | d4cf192826b4c3bc91ac0de573a3a2d85760f1dd |
python/cpython | python__cpython-99646 | # All TestCase classes use a shared stack for class cleanup
`TestCase` class methods `addClassCleanup()` and `doClassCleanups()` are similar to instance methods `addCleanup()` and `doCleanups()`. `add*Cleanup()` add a callback into a list, and `do*Cleanups()` pop them from a list and call. The main difference is that ... | c2102136be569e6fc8ed90181f229b46d07142f8 | d15b9f19ac0ffb29b646735d69b29f48a71c247f |
python/cpython | python__cpython-99621 | # BaseExceptionGroup.derive doesn't preserve __cause__ etc.
The [documentation](https://docs.python.org/3/library/exceptions.html#BaseExceptionGroup.derive) for `BaseExceptionGroup.derive` says "Returns an exception group with the same [message](https://docs.python.org/3/library/exceptions.html#BaseExceptionGroup.mess... | 5d9183c7ad68eb9ddb53d54a3f9a27e29dbabf31 | 8f024a02d7d63315ecc3479f0715e927f48fc91b |
python/cpython | python__cpython-99613 | # PyUnicode_DecodeUTF8Stateful() does not set *consumed for ASCII-only string
`PyUnicode_DecodeUTF8Stateful()` should save the number of successfully decoded bytes in `*consumed`. But if all bytes are in the ASCII range, it uses a fast path and does not set `*consumed`.
It was found during writing coverage tests fo... | f08e52ccb027f6f703302b8c1a82db9fd3934270 | d460c8ec52716a37080d31fdc0f673edcc98bee8 |
python/cpython | python__cpython-99583 | # Freezing zipimport into _bootstrap_python
# Feature or enhancement
Freezing `zipimport` module into `_boostrap_python`.
# Pitch
Currently, `_bootstrap_python` is used to freeze modules during python building. When running `_bootstrap_python`, stdlib files can be found in the source directory. However, when ... | 228c92eb5c126130316a32b44a0ce8f28cc5d544 | 7c0fb71fbfa8682f56c15832e2c793a6180f2ec0 |
python/cpython | python__cpython-99605 | # heap corruption while parsing huge comment
# Crash report
A very large comment in [heapcrpt.py](https://github.com/python/cpython/files/10042900/heapcrpt.zip) causes `tokenizer.c` to perform an illegal write, leading to heap corruption and crashing the interpreter
# Error messages
Linux/glibc: `double free ... | e13d1d9dda8c27691180bc618bd5e9bf43dfa89f | abf5b6ff43c5e238e2d577c95ed27bc8ff01afd5 |
python/cpython | python__cpython-99642 | # gc_decref: Assertion "gc_get_refs(g) > 0" failed
# Bug report
Error whlie testing the main branch. May be similar to:
- https://github.com/python/cpython/issues/94215
# The problem
When running `./python -m test`:
```
0:18:59 load avg: 0.72 [187/433] test_imp
Modules/gcmodule.c:113: gc_decref: Assert... | cb2ef8b2acbb231c207207d3375b2f8b0077a6ee | 1cae31d26ba621f6b1f0656ad3d69a0236338bad |
python/cpython | python__cpython-99616 | # LWPCookieJar.save() gives unexpected results in 3.11.0
# Bug report
`LWPCookieJar.save()` doesn't truncate the file.
So removing cookies from an existing jar file then saving it gives unexpected results :
```python3
from http.cookiejar import LWPCookieJar
from urllib.request import Request, urlopen
lwp = ... | 44892d45b038f919b0378590a776580a9d73b291 | cb60b6131bc2bb11c48a15f808914d8b242b9fc5 |
python/cpython | python__cpython-99555 | # `.pyc` files are larger than they need to be
Python 3.11 made `.pyc` files almost twice as large. There are two main reasons for this:
- [PEP 659](https://peps.python.org/pep-0659/) made the bytecode stream ~3x as large as 3.10.
- [PEP 657](https://peps.python.org/pep-0657/) made the location tables ~9x as large a... | 426569eb8ca1edaa68026aa2bab6b8d1c9105f93 | 4420cf4dc9ef7bd3c1c9b5465fa9397304bf0110 |
python/cpython | python__cpython-99572 | # Subclasses of `ExceptionGroup` can wrap `BaseException`s
```python
class MyEG(ExceptionGroup):
"""Holds BaseExceptions without itself being a BaseException."""
oops = MyEG("oops", [KeyboardInterrupt()])
assert isinstance(oops, Exception)
assert not isinstance(oops.exceptions[0], Exception)
```
I belie... | c8c6113398ee9a7867fe9b08bc539cceb61e2aaa | a220c6d1ee3053895f502b43b47dc3a9c55fa6a3 |
python/cpython | python__cpython-99548 | # isjunction for checking if a given path is a junction
# Feature or enhancement
(A clear and concise description of your proposal.)
# Pitch
I’m proposing we add a `isjunction` method to os.path and a `is_junction` method to `pathlib.Path`. Both would return True if the given path is a junction. On Posix the ... | 1b2de89bce7eee3c63ce2286f071db57cd2cfa22 | c2102136be569e6fc8ed90181f229b46d07142f8 |
python/cpython | python__cpython-99541 | # Constant hash value for None to aid reproducibility
# Feature or enhancement
Fix `hash(None)` to a constant value.
# Pitch
(Updated 2022.11.18)
- Under current behavior, the runtime leaks the ASLR offset, since the original address of the `None` singleton is fixed and `_Py_HashPointerRaw` is reversible. Ad... | 432117cd1f59c76d97da2eaff55a7d758301dbc7 | a5a7cea202d34ca699d9594d428ba527ef7ff2ce |
python/cpython | python__cpython-99990 | # `__annotations__` are not inherited in 3.10 while they are in 3.8
# Bug report
Python 3.8.13 inherits annotations from a subclass:
```bash
Python 3.8.13 (default, Oct 19 2022, 17:54:22)
[Clang 12.0.0 ] :: Anaconda, Inc. on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> c... | f5b7b19bf10724d831285fb04e00f763838bd555 | e4b43ebb3afbd231a4e5630e7e358aa3093f8677 |
python/cpython | python__cpython-99519 | # Buildbot failure: unhandled warning in `test_enum.py`
Full error text:
```
AssertionError: unhandled warning {message : SyntaxWarning("invalid escape sequence '\\('"), category : 'SyntaxWarning', filename : '/Users/sobolev/Desktop/cpython/Lib/test/test_enum.py', lineno : 1481, line : None}
-------------------... | 5cfb7d19f5242c9b8ffd2fe30a24569e85a99e1d | 00437ad30454005bc82fca75dfbabf6c95f3ea6a |
python/cpython | python__cpython-99511 | # multiprocessing classes SimpleQueue and Queue don't support typing in 3.11.0
# Bug report
`SimpleQueue` and `Queue` classes from `multiprocessing` module in Python 3.11.0 do not support type `[str]` annotation.
Minimal, reproducible example:
```python3
from multiprocessing import Queue
multiprocessing_que... | ce39aaffeef9aa8af54a8554fe7a5609a6bba471 | 199507b81a302ea19f93593965b1e5088195a6c5 |
python/cpython | python__cpython-99635 | # Call to _imp.source_hash with incorrect arguments in (unreachable?) part of SourceLoader.get_code (importlib._bootstrap_external)
# Bug report
As far as I can tell this line:
https://github.com/python/cpython/blob/4e4b13e8f6211abbc0d53056da11357756daa314/Lib/importlib/_bootstrap_external.py#L1147-L1147
will r... | c69cfcdb116c4907b306e2bd0e263d5ceba48bd5 | 57dfb1c4c8d5298494f121d1686a77a11612fd64 |
python/cpython | python__cpython-99512 | # secrets.compare_digest raises TypeError if one of it's arguments is None
# Bug report
When using `secrets.compare_digest()` with one or both of it's arguments being None the function explodes. This is [not explicitly documented](https://docs.python.org/3/library/secrets.html#secrets.compare_digest) even though th... | 47d673d81fc315069c14f9438ebe61fb70ef1ccc | ec2b76aa8b7c6313293ff9c6814e8bc31e08fcaf |
python/cpython | python__cpython-99484 | # Remove compatibility Jython code
There are several places where some Jython-specific hacks are used. For example, there are imports from `com.python.core` which is a third-party library.
They are untested and undocumented.
Right now Jython is stuck with 2.7
I think, we don't have to keep it: eventually Jython... | 745545b5bb847023f90505bf9caa983463413780 | c5726b727e26b81a267933654cf26b760a90d9aa |
python/cpython | python__cpython-99444 | # `descr_set_trampoline_call` return type should be `int` not `PyObject*`
`getset_set` return type is `int`, `descr_set_trampoline_call`'s return type needs to be the same. I think this was a copy-paste error that occurred when applying my patch where `descr_set_trampoline_call` returns `int`:
https://github.com/pyod... | bc390dd93574c3c6773958c6a7e68adc83d0bf3f | aa8b58cb33826bd2b1a1de631ebcd6a5353eecb5 |
python/cpython | python__cpython-111762 | # pdb mangles sys.path when run with -P or ._pth
# Bug report
When running a script, `pdb` indiscriminately replaces `sys.path[0]`, which it assumes to be the path where `pdb` itself was found, with the path where the script was found. That assumption may not be correct: it is not when the interpreter runs in “safe... | b90a5cf11cdb69e60aed7be732e80113bca7bbe4 | 8f71b349de1ff2b11223ff7a8241c62a5a932339 |
python/cpython | python__cpython-99470 | # ./configure and make failed on macOS Monterey
<!--
If you're new to Python and you're not sure whether what you're experiencing is a bug, the CPython issue tracker is not
the right place to seek help. Consider the following options instead:
- reading the Python tutorial: https://docs.python.org/3/tutorial... | cdde29dde90947df9bac39c1d19479914fb3db09 | 6d8da238ccdf946dc90e20821652d8caa25b76ba |
python/cpython | python__cpython-114031 | # Clarify the documentation of pathlib.Path.is_relative_to()
Hi,
Currently (python 3.10.6 & 3.11.0):
```python
from pathlib import Path
p = Path('/var/log/../../opt')
p.is_relative_to('/var/log')
>>> True
p = p.resolve()
p.is_relative_to('/var/log')
>>> False
```
Once you know `is_relative_to` uses `r... | 3a61d24062aaa1e13ba794360b6c765d9a1f2b06 | 9af9ac153acb4198878ad81ef438aca2b808e45d |
python/cpython | python__cpython-101396 | # Add link to the first article about Python
# Documentation
Add link to the first article about Python (https://ir.cwi.nl/pub/18204) to part about Python articles (https://docs.python.org/3/faq/general.html#are-there-any-published-articles-about-python-that-i-can-reference)
<!-- gh-linked-prs -->
### Linked PRs... | df0068ce4827471cc2962631ee64f6f38e818ec4 | 1a62ae84c687791bc1dfb54d1eb75e1c7277bb04 |
python/cpython | python__cpython-99802 | # Bug report: shutil.make_archive() makes empty archive file even when root_dir does not exists
# Bug report
In python 3.10+, shutil.make_archive() makes empty archive file and does not raise any error even when root_dir does not exists.
In python -3.9, FileNotFoundError is raised with message `[Errno 2] No such f... | a86df298df5b02e2d69ea6879e9ed10a7adb85d0 | a794ebeb028f7ef287c780d3890f816db9c21c51 |
python/cpython | python__cpython-102518 | # Extension type from documentation doesn't compile in C++20 mode
# Bug report
C++20 added support for designated initializers and fails to compile if you mix named and unnamed initializers.
For demonstration I'll use the example from the documentation section "[Defining Extension Types: Tutorial](https://docs.pyt... | 23cf1e20a6470588fbc64483031ceeec7614dc56 | 52bc2e7b9d451821513a580a9b73c20cfdcf2b21 |
python/cpython | python__cpython-100381 | # /std:c++20 instead of /std:c++17 used for _wmimodule.cpp, but seems unnecessary
@python/windows-team
I noticed the VS project file `_wmi.cxproj` for `_wmimodule.cpp` added for 3.12 to support using WMI on Windows to get `platform` data in issue #89545 / PR #96289 specifies C++20 mode via the compiler flag `/std:... | f08209874e58d0adbb08bd1dba4f58ba63f571c5 | 36f2329367f3608d15562f1c9e89c50a1bd07b0b |
python/cpython | python__cpython-112670 | # Elide uninformative traceback indicators in `return` and simple assignment statements
The new traceback indicators can be *really* nice, though at times also quite verbose. #93883/#93994 by @belm0 improved this situation by skipping the indicators for lines where the *entire* line was indicated, which helps substan... | 4a08a75cf4c490f7c43ede69bdf6e5a79c6a3af3 | c1bf4874c1e9db2beda1d62c8c241229783c789b |
python/cpython | python__cpython-100182 | # Segfault on frame.f_back when frame is created with PyFrame_New()
Python segfaults when frame.f_back is accessed on a frame created with PyFrame_New() c api. Calling the PyFrame_GetBack() c api also segfaults, at least in debug builds and on win32 (it depends on the contents of uninitialized memory). Tested with 3.1... | 88d565f32a709140664444c6dea20ecd35a10e94 | 2659036c757a11235c4abd21f02c3a548a344fe7 |
python/cpython | python__cpython-98993 | # Some missing newlines for prompts
For example, in the [enum howto](https://docs.python.org/dev/howto/enum.html#intflag) ([source](https://github.com/python/cpython/blame/main/Doc/howto/enum.rst#L675-L680)) becomes
```
class Perm(IntFlag):
R = 4
W = 2
X = 1
RWX = 7
Perm.RWX
~Perm.RWX
Pe... | 286e3c76a9cb8f1adc2a915f0d246a1e2e408733 | 3e06b5030b18ca9d9d507423b582d13f38d393f2 |
python/cpython | python__cpython-106649 | # Use OpenSSL 3.0.x in our binary builds
# Feature or enhancement
We currently use OpenSSL 1.1.1 series in our Windows and macOS binary builds.
Per https://www.openssl.org/source/, that is only supported through September of 2023.
Thus we need to switch to a supported version of OpenSSL before 3.12 is release... | e2d7366fb3df44e7434132636d49f22d6d25cc9f | 2ca008e2b738b8c08b4bf46b2b23f315d6510d92 |
python/cpython | python__cpython-123857 | # "builtins" module should link to Built-in Types and Built-in Exceptions
The [`builtins`](https://docs.python.org/library/builtins.html) module documentation links to [Built-in Functions](https://docs.python.org/library/functions.html#built-in-funcs) and [Built-in Constants](https://docs.python.org/library/constants.... | 9256be7ff0ab035cfd262127d893c9bc88b3c84c | b3c6b2c9e19ea84f617c13399c411044afbc3813 |
python/cpython | python__cpython-100798 | # Minor doc issue: dataclasses.KW_ONLY not documented as inspected by dataclass()
# [dataclasses](https://docs.python.org/3.11/library/dataclasses.html) documentation
According to [dataclasses](https://docs.python.org/3.11/library/dataclasses.html) documentation, the only places "where [dataclass()](https://docs.py... | 659c2607f5b44a8a18a0840d1ac39df8a3219dd5 | 2f2fa03ff3d566b675020787e23de8fb4ca78e99 |
python/cpython | python__cpython-100771 | # Add `CALL_INTRINSIC` instruction.
We have a number of instructions that are complicated and executed fairly rarely. For example `MAP_KEYS`, `CHECK_EG_MATCH`, `CLEANUP_THROW`.
These bulk out the interpreter, possibly slowing things down.
We should move code from these into helper functions, which can be called thou... | 28187141cc34063ef857976ddbca87ba09a882c2 | f20c553a458659f247fac1fb829f8172aa32f69a |
python/cpython | python__cpython-102032 | # Fields with single underscore names can mess up dataclasses
A similar issue to https://github.com/python/cpython/issues/96151. ericvsmith mentioned this is worth opening an issue for in https://github.com/python/cpython/pull/98143#issuecomment-1280306360
dataclasses uses variables with single underscore names as ... | 718e86671fe62a706c460b7f049b196e434cb5b3 | 027223db96b0464c49a74513f82a1bf25aa510bd |
python/cpython | python__cpython-103942 | # TESTSUBDIRS missing some test directories
# Bug report
I noticed this when `test_sqlite3` was missing from the installed tests
# Your environment
3.11+ though I suspect some other versions might have inaccurate testdir listings too
here's the missing ones for the current primary branch for example:
... | bf0b8a9f8d647515170cbdf3b6a8c0f44e0f37b3 | 72adaba6dd2aa1a9aeb9a992db7d854c89202e27 |
python/cpython | python__cpython-99966 | # `urllib.error.HTTPError(..., fp=None)` raises a `KeyError` instead of an `AttributeError` on attribute access
# Bug report
The exception `urllib.error.HTTPError(..., fp=None)` raises a `KeyError` instead of an `AttributeError` when accessing an attribute that does not exist.
```python
>>> from urllib.error im... | dc8a86893df37e137cfe992e95e7d66cd68e9eaf | 3c892022472eb975360fb3f0caa6f6fcc6fbf220 |
python/cpython | python__cpython-98761 | # Prefer "python" over "python3" for command line examples in docs.
# Documentation
Currently docs are not consistent in using `python` vs. `python3` for command line examples. As far as I'm aware, we should prefer `python`, see https://peps.python.org/pep-0394/#for-end-users-of-python
<!-- gh-linked-prs -->
##... | 847d7708ba8739a5d5d31f22d71497527a7d8241 | 8795ad1bd0d6ee031543fcaf5a86a60b37950714 |
python/cpython | python__cpython-101618 | # logging documentation is tough for beginners
Something of a perennial issue that I've seen is that folks:
a) complain that logging is hard to use, hard to configure. Somebody called logging an "advanced" module recently.
b) a lot of real world code gets written not following what most people with even moderate... | 7f418fb111dec325b5c9fe6f6e96076049322f02 | 8e2aab7ad5e1c8b3360c1e1b80ddadc0845eaa3e |
python/cpython | python__cpython-98768 | # AIX build fails with the main branch
Python main branch fails to build in AIX operating system with the below error.
```
gcc -pthread -c -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -std=c11 -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Werror=implicit-function-declaration -fvisibility=hidden... | 618b7a8260bb40290d6551f24885931077309590 | ba4731d149185894c77d201bc5804da90ff45eee |
python/cpython | python__cpython-100018 | # PyMemoryView_FromMemory is part of stable ABI but the flag constants (PyBUF_READ, etc.) are not
# Feature or enhancement
I'd rather not write:
```c
#ifndef PyBUF_READ
#define PyBUF_READ 0x100
#endif
```
and instead be able to rely on these even in stable abi mode
relevant error message:
```
wha... | f24738742cc5d3e00409d55ced789cd544b346b5 | 922a6cf6c265e2763a003291885ff74d46203fc3 |
python/cpython | python__cpython-98643 | # configure: `--with-dbmliborder=gdbm` no longer satisfies `_dbm`
# Bug report
It seems that the `configure` script is no longer able to build `_dbm` module from `gdbm_compat`.
Excerpts from configure log (full log: [configure.txt](https://github.com/python/cpython/files/9857724/configure.txt)):
```
$ ./conf... | 02a72f080dc89b037c304a85a0f96509de9ae688 | 07a87f74faf31cdd755ac7de6d44531139899d1b |
python/cpython | python__cpython-99664 | # `sys._git` is empty on Windows
Compare/contrast these two official releases:
```
C:\> python3.11
Python 3.11.0 (main, Oct 24 2022, 18:26:48) [MSC v.1933 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import sys
>>> sys._git
('CPython', '', '')
>>> ^Z
... | 49e554dbafc87245c1364ae00ad064a96f5cb995 | c450c8c9ed6e420025f39d0e4850a79f8160cdcd |
python/cpython | python__cpython-102657 | # Expose _Py_NewInterpreter() as Py_NewInterpreterFromConfig()
A while back I added `_Py_NewInterpreter()` (a "private" API) to support configuring the new interpreter. Ultimately, I'd like to adjust
the signature a little and then make the function part of the public API (as `Py_NewInterpreterFromConfig()`).
My... | 3bb475662ba998e1b2d26fa370794d0804e33927 | 910a64e3013bce821bfac75377cbe88bedf265de |
python/cpython | python__cpython-104474 | # `_SSLProtocolTransport` keeps reference to protocol after close
`_SSLProtocolTransport` keeps reference to protocol after close. It leads to reference cyeles between the transport and the protocol and is bad for gc. Clearing this is better as it frees up the memory immediately without waiting for the gc. This causes... | fb8739f0b6291fb048a94d6312f59ba4d10a20ca | 88c5c586708dcff369c49edae947d487a80f0346 |
python/cpython | python__cpython-98459 | # Unittest: self-referencing explicit exception cause results in infinite loop
# Bug report
If an exception is raised with a self-referencing \_\_cause__ or \_\_context__ then TestResult._clean_tracebacks() in result.py enters an infinite loop.
Minimal example 1:
```python
try:
raise Exception()
except E... | 72ec518203c3f3577a5e888b12f10bb49060e6c2 | 1012dc1b4367e05b92d67ea6925a39d50dce31b7 |
python/cpython | python__cpython-120763 | # Source location of return instruction in a with block is incorrect
```
def f():
with x:
return 42
import dis
from pprint import pprint as pp
def pos(p):
return (p.lineno, p.end_lineno, p.col_offset, p.end_col_offset)
pp([(pos(x.positions), x.opname, x.argval) for x in dis.get_instructions(f)])
`... | 55596ae0446e40f47e2a28b8897fe9530c32a19a | 8bc76ae45f48bede7ce3191db08cf36d879e6e8d |
python/cpython | python__cpython-100118 | # Add itertools.batched()
This was requested on python-ideas:
def batched(iterable, n):
"Batch data into lists of length n. The last batch may be shorter."
# batched('ABCDEFG', 3) --> ABC DEF G
if n < 1:
raise ValueError('n must be >= 1')
it = iter(it... | 35cc0ea736a323119157117d93e5d68d8247e89f | 41d4ac9da348ca33056e271d71588b2dc3a6d48d |
python/cpython | python__cpython-98637 | # Give python-isal a mention in the zlib/gzip documentation
# Documentation
The documentation mentions several PyPI packages such as numpy and requests as an alternative for standard library packages.
I would like to propose that [python-isal](https://github.com/pycompression/python-isal) gets a mention in the "... | b1fc8b69ec4c29026cd8786fc5da0c498c7dcd57 | 99b71efe8e9d59ce04b6d59ed166b57dff3e84d8 |
python/cpython | python__cpython-101508 | # Update bundled pip to 22.3
# Feature or enhancement
Routine update of the bundled pip and setuptools wheels in `ensurepip` following a pip release.
<!-- gh-linked-prs -->
### Linked PRs
* gh-101508
<!-- /gh-linked-prs -->
| 616aec1ff148ba4570aa2d4b8ea420c715c206e4 | d9de0792482d2ded364b0c7d2867b97a5da41b12 |
python/cpython | python__cpython-103163 | # Document new 3.11 enum APIs (ReprEnum, global_* and/or show_flag_values)
As discovered in #98295 , there are several undocumented new APIs in the `enum` module:
* `ReprEnum` and is documented in [What's New](https://docs.python.org/3.11/whatsnew/3.11.html#enum) (and exported in `__all__`), but not anywhere in the... | 5ffc1e5a21de9a30566095386236db44695d184a | d3a7732dd54c27ae523bef73efbb0c580ce2fbc0 |
python/cpython | python__cpython-98252 | # struct.pack error messages are misleading and inconsistent
<!--
If you're new to Python and you're not sure whether what you're experiencing is a bug, the CPython issue tracker is not
the right place to seek help. Consider the following options instead:
- reading the Python tutorial: https://docs.python.o... | 854a878e4f09cd961ba5135567f7a5b5f86d7be9 | 2ae894b6d1995a3b9f95f4a82eec6dedd3ba5298 |
python/cpython | python__cpython-101689 | # inspect.getsource() on sourceless dataclass raises undocumented exception
<!--
If you're new to Python and you're not sure whether what you're experiencing is a bug, the CPython issue tracker is not
the right place to seek help. Consider the following options instead:
- reading the Python tutorial: https:... | b6132085ca5418f714eff6e31d1d03369d3fd1d9 | 58d2b30c012c3a9fe5ab747ae47c96af09e0fd15 |
python/cpython | python__cpython-127547 | # email: get_payload(decode=True) doesn't handle Content-Transfer-Encoding with trailing white space
If the Content-Transfer-Encoding header field of a message part has trailing whitespace, for example "base64 ", get_payload(decode=True) does not return the properly decoded payload.
Here is a minimal code example. ... | a62ba52f1439c1f878a3ff9b8544caf9aeef9b90 | 3b231be8f000ae59faa04d5a2f1af11beafee866 |
python/cpython | python__cpython-98170 | # `dataclasses.astuple` breaks on `DefaultDict`
# Bug report
This is very similar to https://github.com/python/cpython/issues/79721
```python
from dataclasses import dataclass, astuple
from typing import DefaultDict, List
from collections import defaultdict
@dataclass
class C:
mp: DefaultDict[str, Li... | 71e37d907905b0504c5bb7b25681adeea2157492 | 85ba8a3e03707092800cbf2a29d95e0b495e3cb7 |
python/cpython | python__cpython-107552 | # Update Refcount-related Docs
# Documentation
PEP 683 includes [some docs changes](https://peps.python.org/pep-0683/#documentation) that should help narrow expectations about refcount semantics. Those changes shouldn't need to wait for the PEP.
I'd be interested in backporting these changes as far back as poss... | 5dc825d504ad08d64c9d1ce578f9deebbe012604 | 0191af97a6bf3f720cd0ae69a0bdb14c97351679 |
python/cpython | python__cpython-98109 | # Add pickleability to zipfile.Path
In [zipp 3.9.1](https://zipp.readthedocs.io/en/latest/history.html#v3-9-0), zipp.Path added support for pickleability. Let's sync with that version and incorporate that behavior.
<!-- gh-linked-prs -->
### Linked PRs
* gh-98109
<!-- /gh-linked-prs -->
| 93f22d30eb7bf579d511b1866674bc1c2513dde9 | 5f8898216e7b67b7de6b0b1aad9277e88bcebfdb |
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