[issue46404] 3.11a4: a small attrs regression

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[issue46404] 3.11a4: a small attrs regression

Lumír Balhar added the comment: In my opinion, we should keep it simple for attrs and dataclasses to fix closure cells when a class is replaced and therefore it seems to be correct to have it mutable as it currently is in 3.11. My plan is to implement the fix for dataclasses and some tests

[issue46404] 3.11a4: a small attrs regression

Lumír Balhar added the comment: We have the same problem reported in attrs here in dataclasses and because it's not tested the way to manipulate __closure__ cells changes frequently. My plan is to implement something similar to this into dataclasses: https://github.com/python-attrs/

[issue47143] Add types.copy_class() which updates closures

Lumír Balhar added the comment: Do you think it's a good idea to start a PR with a copy of the implementation from attrs for Python 3.11? We can then add tests for the new function and also some for dataclasses where this new function is needed and try to find all corner

[issue38112] Compileall improvements

Change by Lumír Balhar : -- keywords: +patch pull_requests: +15638 stage: -> patch review pull_request: https://github.com/python/cpython/pull/16012 ___ Python tracker <https://bugs.python.org/issu

[issue43831] sqlite: convert_timestamp raises ValueError for empty columns

New submission from Lumír Balhar : Hello. I've discovered this issue when I was debugging a test failure in IPython. See this issue for more details (not needed): https://github.com/ipython/ipython/issues/12906 I'm testing this on Fedora Linux with Python 3.10.0a7 from our RPM pa

[issue43752] [sqlite3] Fetching an empty value from date column raises ValueError

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[issue43976] Introduce mechanism to allow Python distributors to add custom site install schemes

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[issue44055] NamedTemporaryFile opened twice on Windows

New submission from Lumír Balhar : Hello. The documentation about tempfile.NamedTemporaryFile[0] contains: That name can be retrieved from the name attribute of the returned file-like object. Whether the name can be used to open the file a second time, while the named temporary file is still

[issue44055] NamedTemporaryFile opened twice on Windows

Lumír Balhar added the comment: I understand, thanks for the explanation. I'd like to improve the documentation to make it more clear that the file actually can be reopened on Windows when you use delete=False but I cannot find the right words :/ What about: That name can be retrieved

[issue44351] distutils.sysconfig.parse_makefile() regression in Python 3.10

Lumír Balhar added the comment: Thanks for the report. The regression is caused by the fact that the old implementation of parse_makefile in distutils.sysconfig was using feature-rich class TextFile which handles all the functionalities you reported as broken - stripping of comments

[issue44351] distutils.sysconfig.parse_makefile() regression in Python 3.10

Change by Lumír Balhar : -- keywords: +patch pull_requests: +25223 stage: -> patch review pull_request: https://github.com/python/cpython/pull/26637 ___ Python tracker <https://bugs.python.org/issu

[issue45413] Add install scheme for virtual environments

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[issue45460] distutils.sysconfig.get_python_lib() does not respect sysconfig/distutils install schemes

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[issue40495] compileall: option to hardlink duplicate optimization levels bytecode cache files

New submission from Lumír Balhar : We would like to include a possibility of hardlink deduplication of identical pyc files to compileall module in Python 3.9. We've discussed the change [0] and tested it in Fedora RPM build system via implementation in the compileall2 module [1].

[issue40495] compileall: option to hardlink duplicate optimization levels bytecode cache files

Lumír Balhar added the comment: I forgot to mention that I am working on PR which should be ready soon because the implementation is already done and tested in compileall2. -- ___ Python tracker <https://bugs.python.org/issue40

[issue40495] compileall: option to hardlink duplicate optimization levels bytecode cache files

Change by Lumír Balhar : -- keywords: +patch pull_requests: +19214 stage: -> patch review pull_request: https://github.com/python/cpython/pull/19901 ___ Python tracker <https://bugs.python.org/issu

[issue38112] Compileall improvements

Change by Lumír Balhar : -- nosy: +frenzy nosy_count: 4.0 -> 5.0 pull_requests: +19475 pull_request: https://github.com/python/cpython/pull/20174 ___ Python tracker <https://bugs.python.org/issu

[issue41282] Deprecate and remove distutils

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[issue43228] Regression in function builtins

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[issue43228] Regression in function builtins

Lumír Balhar added the comment: I'm not an expert nor an author but this might help: Cloudpickle offers extended possibilities for pickling but uses the standard pickle module for unpickling: >>> import pickle, cloudpickle >>> cloudpickle.load is pickle.load True &

[issue41282] Deprecate and remove distutils

Change by Lumír Balhar : -- pull_requests: +23332 pull_request: https://github.com/python/cpython/pull/24549 ___ Python tracker <https://bugs.python.org/issue41

[issue42988] [security] CVE-2021-3426: Information disclosure via pydoc -p: /getfile?key=path allows to read arbitrary file on the filesystem

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[issue39825] EXT_SUFFIX inconsistent between sysconfig and distutils.sysconfig (Windows)

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[issue24908] sysconfig.py and distutils.sysconfig.py disagree on directory spelling on Windows

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[issue29144] Implicit namespace packages in Python 3.6

Lumír Balhar added the comment: Hello. I've met this issue again in moksha project [0] where namespace package is used. - module moksha.common is installed via RPM to site-packages and there isn't file moksha/__init__.py so the implicit way to create namespace package is u

[issue29144] Implicit namespace packages in Python 3.6

Lumír Balhar added the comment: Hello. I've tried the build of python-moksha-common on Fedora rawhide [0] and Fedora 25 [1]. Fedora rawhide: Python 2.7.13 and 3.6.1, setuptools 36.2.0 Fedora 25: Python 2.7.13 and 3.5.3, setuptools 25.1.1 Source tarball of moksha.common contains pkg_reso

[issue29144] Implicit namespace packages in Python 3.6

Lumír Balhar added the comment: Thank you for the replies. I created an issue [0] on setuptools GitHub (without reply yet) because I also think that setuptools should install pkg_resources-style __init__.py files. [0] https://github.com/pypa/setuptools/issues/1097

[issue21258] Add __iter__ support for mock_open

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[issue29144] Implicit namespace packages in Python 3.6

New submission from Lumír Balhar: Hello. I've found a really strange difference between Python 3.5 and 3.6 related to namespace packages and I cannot find any note in changelogs. I've created a simple bash script which can reproduce my issue using virtual environments: http://pa