Thomas Wouters added the comment:
New changeset 54b32c987146123f2237f0e21b1d02b1c1ebdf6f by T. Wouters (Brandt
Bucher) in branch 'master':
bpo-38823: Clean up refleak in fcntl module initialization. (GH-17236)
https://github.com/python/cpython/commit/54b32c987146123f2237f0e21b1d02
New submission from Thomas Moreau :
The attached scripts hangs on python3.7+.
This is due to the fact that the main process closes the communication channels
directly while the queue_management_thread might still use them.
To prevent that, all the closing should be handled by the
Change by Thomas Moreau :
--
keywords: +patch
pull_requests: +17134
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/17670
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Thomas Wouters added the comment:
New changeset e02ab59fdffa0bb841182c30ef1355c89578d945 by T. Wouters (Zackery
Spytz) in branch 'master':
bpo-38532: Add missing decrefs in PyCFuncPtr_FromDll() (GH-16857)
https://github.com/python/cpython/commit/e02ab59fdffa0bb841182c30ef1355
Thomas Wouters added the comment:
New changeset aa3efea9c5f4d25afc3fa4cfd5e6d789943893c9 by T. Wouters (Miss
Islington (bot)) in branch '3.8':
bpo-38532: Add missing decrefs in PyCFuncPtr_FromDll() (GH-17811)
https://github.com/python/cpython/commit/aa3efea9c5f4d25afc3fa4cfd5e6d7
Change by Thomas Wouters :
--
stage: patch review -> resolved
status: open -> closed
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___
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Pyth
Change by Thomas Wouters :
--
stage: patch review -> resolved
status: open -> closed
versions: +Python 3.9 -Python 3.7
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Thomas Wouters added the comment:
New changeset 7dc72b8d4f2c9d1eed20f314fd6425eab66cbc89 by T. Wouters (Anthony
Shaw) in branch 'master':
bpo-28367: Add additional baud rates for termios (GH-13142)
https://github.com/python/cpython/commit/7dc72b8d4f2c9d1eed20f314fd6425
New submission from Thomas Passin :
On Windows, find_executable() in distutils.spawn may fail to find executables
that it ought to. This is because the PATH environmental variable no longer
includes %ProgramFiles% and %ProgramFiles(x86)%. At least, that is the case on
my brand new Windows
Thomas Passin added the comment:
Well, yes, I realize that I could add the directories. But random users of
find_executible may not realize that.
Actually, it's probably a bit more complex than just adding the top-level
directories %ProgramFiles% and %ProgramFiles(x86)%, be
Thomas Passin added the comment:
That's so, and with a bit more complexity might be worth doing. At least, it
would be good to have *some* means to find more the the executable files one
would expect to find.
--
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Thomas Passin added the comment:
I came across it while working on some code running in the Leo editor. I had
no idea it was not really public; I just assumed that someone knew something I
didn't. Then I discovered that it couldn't find some files I thought it
clearly should,
New submission from Thomas Grainger :
_PyTime_FromDouble() fails to detect an integer overflow when converting a C
double to a C int64_t
Python 3.7.5 (default, Nov 20 2019, 09:21:52)
[GCC 9.2.1 20191008] on linux
Type "help", "copyright", "credits" or
Change by Thomas Grainger :
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New submission from Thomas Perret :
gettext's documentation (Doc/library/gettext.rst:724) states that default
locale directory is: "sys.prefix/share/locale" but the code in gettext module
(Lib/gettext.py:63) uses "sys.base_prefix/share/locale"
--
assigne
New submission from Thomas Reed :
Hi, I have problem with cache.
If there is someone in the detail of product longer that 5 minutes and than
click to button "back",it makes error "ERR_CACHE_MISS". Do you know, how can i
solve it?
Thank you :)
--
components: Wind
Thomas Reed added the comment:
No, normally browsing the web and products (without login in), after looking at
the product details and then clicking the back button, the error will occur.
--
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Thomas Reed added the comment:
Alright, thanks.
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New submission from Thomas Moreau :
As discussed in GH#17670, the the `_queue_management_worker` function has grown
quite long and complicated.
It could be turned into an object with a bunch of short and readable helper
methods.
--
components: Library (Lib)
messages: 362218
nosy
Change by Thomas Moreau :
--
keywords: +patch
pull_requests: +17931
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/18551
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Change by Thomas Grainger :
--
keywords: +patch
pull_requests: +17948
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/18566
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Thomas Grainger added the comment:
yeah this is normal. on Python 3.8 mac multiprocessing switched to spawn
you have to use
https://docs.python.org/3/library/multiprocessing.shared_memory.html to share
content between processes or pass it to be pickled in the args of imap_unordered
https
Change by Thomas Krennwallner :
--
keywords: +patch
nosy: +tkren
nosy_count: 3.0 -> 4.0
pull_requests: +18343
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/18996
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Thomas Kluyver added the comment:
Serhiy, I think you fixed the part that was actually likely to cause problems a
few years ago in issue #25985 & commit 885bdc4946890f4bb80557fab80c3874b2cc4d39
. Using sys.version[:3] to get a short version like 3.8 was what I wanted to
fix.
People
Change by Thomas Heller :
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New submission from Thomas Holder :
The attached demo application runs a Tkinter GUI and a PyQt GUI in the same
thread. PyQt owns the main loop and keeps updating the Tkinter instance by
calling `update()`.
On Windows, when binding a "" event, resizing the Tk window will
lead
Change by Thomas Holder :
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keywords: +patch
pull_requests: +18538
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/19178
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Thomas Grainger added the comment:
Perhaps there could be a MagicAsyncMock that supports .__await__ and
.__aenter__ etc?
--
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Python tracker
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New submission from Thomas Grainger :
aentering a MagicMock() results in an AsyncMock which behaves differently than
I expected:
```
python3.9 -m asyncio
asyncio REPL 3.9.0a5 (default, Apr 18 2020, 00:00:31)
[GCC 9.3.0] on linux
Use "await" directly instead of "asyncio.run
Thomas Moreau added the comment:
Sorry I just saw this. It seems that I introduced this regression.
One of the goal of having a `ThreadWakeup` and not a `SimpleQueue` is to avoid
using locks that can hinder the performance of the executor. I don't remember
the exact details but I th
Thomas Moreau added the comment:
I think this is a reasonable way to move on.Some of the locks can probably be
removed but this needs careful investigation and in the mean time, it hinders
everyone. Thanks victor for the fast fix up!
To me, an interesting observation is that the failure
Change by Thomas Moreau :
--
pull_requests: +19111
pull_request: https://github.com/python/cpython/pull/19788
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Thomas Moreau added the comment:
I did GH 19788 with a few modifications. There is only one lock that seems to
mater for the perf, and I actually added one other (the one in _python_exit,
which necessitate another bug fix for fork context).
I did not benchmark to see if it was worth it in
New submission from Thomas Caswell :
https://github.com/python/cpython/commit/e1becf46b4e3ba6d7d32ebf4bbd3e0804766a423
causes pyqt5 to segfault an accessing an attribute
To reproduce this:
pip install pyqt5
pip install sip
python -c "import PyQt5.QtCore; PyQt5.QtCore.Qt.Key_Control&quo
Thomas Caswell added the comment:
Sorry, forgot to add this is on Linux.
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Thomas Caswell added the comment:
The script I used for the bisect was:
---
TARGET_ENV=bisect_env
rm -r ~/.pybuild/$TARGET_ENV || true
git clean -xfd
./configure --prefix=/home/tcaswell/.pybuild/$TARGET_ENV
make -j 9
make install
~/.pybuild/$TARGET_ENV/bin/python3 -m venv --copies --clear
Thomas Caswell added the comment:
I think I have figured out the problem. I had a locally built and cached wheel
of PyQt5-sip from before PEP573 went in. If that wheel is used for later
commits I get the segfault, if I rebuilt the wheel from source it works.
I am not sure if this is an
Thomas Wouters added the comment:
The normal way to do this (for make/autoconf) is to add a --with-tzpath
argument to configure.ac, and a make variable to pass it to the compilation of
anything that needs it. You can then access it from Python code with
sysconfig.get_config_var().
In
Thomas Caswell added the comment:
The path is
- on a commit prior to e1becf46b4e3ba6d7d32ebf4bbd3e0804766a423 install
pyqt-sip. pip will build a wheel for you called
PyQt5_sip-12.7.2-cp39-cp39-linux_x86_64.whl
- on a commit after e1becf46b4e3ba6d7d32ebf4bbd3e0804766a423 if you do `pip
Change by Thomas Chan :
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Thomas Caswell added the comment:
That seems reasonable.
To be pedantic, it is pyqt5-sip (not sip) that was the source of the problem.
I am going to open an issue with pip to disable caching locally built wheels
for pre-released versions of Python
Change by Thomas Caswell :
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New submission from Thomas Viehmann :
getting a class source regresses in Python 3.9 onwards.
The following worked in Python 3.8, now it doesn't anymore for 3.9.1 and
3.10.0a2:
(save as foo.py)
import inspect
class Foo:
def spam(self):
global Bar
clas
Thomas Viehmann added the comment:
I might add that this is a case I hit in the PyTorch test suite.
I tried to fix this a long time ago in a pricipled way in
https://bugs.python.org/issue33826
and Guido explained that fixing it was too heavy handed to be worthwile in
https://mail.python.org
New submission from Thomas Nabelek :
For input argument files, specified with the fromfile_prefix_chars argument to
argparse.ArgumentParser, argparse should ignore lines beginning with '#' so
that comments can be used in those files.
--
components: Library (Lib)
messages: 3
Thomas Nabelek added the comment:
While overloading convert_arg_line_to_args may work, I think that @file reading
is kind of the odd ball out in not recognizing '#' as the beginning of a
comment.
Besides, I'm not sure that overloading just convert_arg_line_to_args is
suff
Thomas Nabelek added the comment:
Oh, yes, returning [] does work. Thanks guys.
--
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___
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Python-bug
Thomas Nabelek added the comment:
For anyone else, here is my implementation. I decided not to do anything to
support comments on the same lines as arguments.
import argparse
import re
# Override argparse's convert_arg_line_to_args method to allow for comments and
empty lines
New submission from Thomas Anderson :
Currently the block stack size is hardcoded to 20. Similar to how the value
stack is dynamically sizable, we should make the block stack dynamically
sizable. This will reduce space on average (since the typical number of blocks
for a function is well
Thomas Anderson added the comment:
> Reducing the size of the frame object seems like a worthwhile goal, but
> what's the point in increasing the maximum block stack?
No point for humans, but it may be useful for code generators.
--
___
Richie Thomas added the comment:
Hello, can you give me a few more details around the workaround for this. I am
using pyenv to install 3.9.1 and not sure how I would include the xz installed
using homebrew. Where do I find the setup.py or configure command? Thanks for
the help
Richie Thomas added the comment:
That works for me. Thank you!
On Fri, Feb 12, 2021 at 11:12 PM Dustin Rodrigues
wrote:
>
> Dustin Rodrigues added the comment:
>
> You'll probably need to contact the pyenv project (
> https://github.com/pyenv/pyenv) if the following
New submission from Thomas Nabelek :
>From https://www.python.org/dev/peps/pep-0498/#escape-sequences:
"Backslashes may not appear inside the expression portions of f-strings"
Is this supposed to be true even for arguments to functions inside of the
expression?
my_str = &quo
New submission from Kevin Thomas :
When compiling for Windows it does not properly handle the version string
MSB4184
C:\Users\kevin\cpython>PCbuild\build.bat
Using py -3.7 (found 3.7 with py.exe)
Fetching external libraries...
bzip2-1.0.6 already exists, skipping.
sqlite-3.34.0.0 alre
Kevin Thomas added the comment:
Thank you Steve. I did not have the latest installed which is
Win10SDK_10.0.18362, therefore it did trigger that original error in msg387518.
After installing, Win10SDK_10.0.18362, it did in-fact allow a successful
compilation.
Updating that error code
Kevin Thomas added the comment:
Hi Steve actually there was none installed which was strange as I had Visual
Studio installed but it was not checked by default. After selecting it and
installing it, everything works as expected. Updating the error message in
some way might be helpful
Change by Thomas Grainger :
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Thomas Grainger added the comment:
I can confirm this happens on py3.5-3.10
```
import mmap
import pathlib
import tempfile
def main():
with tempfile.TemporaryDirectory() as tmp:
tmp_path = pathlib.Path(tmp)
path = tmp_path / "eg"
path.write_bytes(b&qu
New submission from Thomas Grainger :
now that lib2to3 is deprecated, the stdlib should point to alternatives
currently the docs point to libcst or parso, however neither is a drop-in
replacement for lib2to3
the docs should add fissix as a lib2to3 alternative, because it is a drop-in
Thomas Scheruebl added the comment:
>From what I can see this behavior is intended starting with Python 3.8 for
>Windows and DLL loading for extension modules.
You can use add_dll_directory to add directories to the DLL load path (see
https://docs.python.org/3/library/o
Thomas Gläßle added the comment:
Hi, I have rebased this on master and fixed the minor conflict. Let me know if
there is anything else I can do.
Best, Thomas
--
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Thomas Holder added the comment:
Attaching an even simpler example which doesn't use PyQt. It shows a native
Windows dialog using ctypes. I could not reproduce the crash without showing
any non-tk dialog.
Steve's explanation sounds plausible.
--
Added file: https://bugs.
Thomas Caswell added the comment:
bisecting agrees with Matthias:
# first bad commit: [c067183605cf84bb1a246635f52827251d0476f8] bpo-40807: Show
warnings once from codeop._maybe_compile (GH-20486)
--
nosy: +tcaswell
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<ht
Change by Thomas Grainger :
--
assignee: docs@python
components: Documentation
nosy: docs@python, graingert
priority: normal
pull_requests: 21033
severity: normal
status: open
title: document BaseException in favour of bare except in error tutorial
Thomas Grainger added the comment:
it seems odd to document digging around in sys.exc_info() in favour of the more
ergonomic syntax to do the same thing
--
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New submission from Thomas Grainger :
when running "python -m ham.py" KeyboardInterrupt should result in -2, but
results in 1
see test case
--
components: Interpreter Core
files: test_exit.py
messages: 375732
nosy: graingert
priority: normal
severity: normal
status:
Thomas Grainger added the comment:
see also https://bugs.python.org/issue1054041
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Change by Thomas Grainger :
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Change by Thomas Grainger :
Added file: https://bugs.python.org/file49415/test_exit.txt
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Thomas Grainger added the comment:
I think I've eliminated runpy.py, as I still get a `-2` when using:
import runpy
runpy.run_module("ham")
or
runpy._run_module_as_main("ham")
see attached test_exit_runpy.py
It seems the only difference is if pymain_run_file or
Change by Thomas Grainger :
--
title: Python doesn't exit with proper resultcode on SIGINT in runpy -> Python
doesn't exit with proper resultcode on SIGINT in runpy (pymain_run_module)
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Thomas Grainger added the comment:
I've now eliminated pymain_run_stdin and pymain_run_command, both process a
KeyboardInterrupt as -2
see attached test_exit_command_stdin.py
--
Added file: https://bugs.python.org/file49417/test_exit_command_std
Thomas Grainger added the comment:
seems like a dupe? https://bugs.python.org/issue32308
--
keywords: +patch
message_count: 3.0 -> 4.0
nosy: +graingert
nosy_count: 5.0 -> 6.0
pull_requests: +21050
stage: -> patch review
pull_request: https://github.com/python/cpython/
Thomas Grainger added the comment:
adding vstinner, as this seems related to pymain_run_module rather than runpy
--
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Thomas Grainger added the comment:
The purpose of this tutorial section is to document how to catch all types of
exceptions and extract the type and value. When this is required,
`BaseException as err:` is the preferred approach.
This document still mentions the alternative approach so that
Change by Thomas Grainger :
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Change by Thomas Grainger :
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pull_requests: +21065
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/21956
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Thomas Grainger added the comment:
I've confirmed that the pymain_run_module fails on master in the same way with
Mac, Windows and Ubuntu
--
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New submission from Thomas Grainger :
==
FAIL: test_call_later (test.test_asyncio.test_events.ProactorEventLoopTests)
--
Traceback (most recent call last
Change by Thomas Grainger :
--
title: make shutil.make_archive always accepts pathlib objects -> make
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New submission from Thomas Grainger :
>>> shutil.make_archive(pathlib.Path("./foo"), root_dir=pathlib.Path("./foo"),
>>> format="zip")
'/home/graingert/projects/ham/foo.zip'
>>> shutil.make_archive(pathlib.Path("./foo&q
Change by Thomas Grainger :
--
keywords: +patch
pull_requests: +21072
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/21962
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New submission from Thomas Grainger :
https://docs.python.org/dev/library/asyncio-sync.html#asyncio.Event links to
https://docs.python.org/dev/library/asyncio-task.html#asyncio.wait instead of
https://docs.python.org/dev/library/asyncio-sync.html#asyncio.Event.wait
--
assignee: docs
Change by Thomas Grainger :
--
keywords: +patch
pull_requests: +21129
stage: -> patch review
pull_request: https://github.com/python/cpython/pull/22029
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New submission from Thomas Guettler :
Please remove this page or at least the code snippet
containing `from distutils.core import setup`
on this page: https://docs.python.org/3/distutils/setupscript.html
There is the more up to date doc here:
https://packaging.python.org/tutorials/packaging
Thomas Grainger added the comment:
adding `__main__` owners to nosy
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Thomas Grainger added the comment:
The return code of python on linux when the program is ended with a
KeyboardInterrupt should be -2, this works in most cases - except when called
via "python -m"
Does this repl help?
Python 3.8.2 (default, Jul 16 2020, 14:00:26)
[GCC 9.3.0
Thomas Grainger added the comment:
> Okay, I got it. Now my next question. What do you mean by "I've eliminated
> runpy" and various other remarks along those lines?
I can use `runpy._run_module_as_main` from another Python entry, eg -c and get
the correct `-2`
>>
Thomas Grainger added the comment:
I'm assuming _Py_UnhandledKeyboardInterrupt is getting incorrectly cleared
somewhere in here
https://github.com/python/cpython/blob/fc23a9483ef0d7c98bea9f82392377d0b6ef7b18/Modules/main.c#L291-L300
Py_DECREF(runpy);
Py_DECREF(runm
Thomas Grainger added the comment:
I pushed that patch
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Thomas Grainger added the comment:
nice the tests pass with that fix
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Reuben Thomas added the comment:
That's the one I was thinking of: the example in the docs.
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Change by Thomas Grainger :
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pull_request: https://github.com/python/cpython/pull/22398
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New submission from Reuben Thomas :
The following code:
group = parser.add_mutually_exclusive_group()
group.add_argument('--install-only', action='store_true',
help='just install the program, do not run it')
group.add_argument('args'
New submission from Reuben Thomas :
Consider the following example from the Python documentation:
>>> parser = argparse.ArgumentParser(prog='PROG')
>>> parser.add_argument('--foo')
>>> parser.add_argument('command')
>>> parser
Reuben Thomas added the comment:
A workaround to help users for now is:
>>> parser.add_argument('args', metavar='...', nargs=argparse.REMAINDER)
as then at least the help entry corresponds to the synopsis:
positional arguments:
command
...
And with
Thomas Holder added the comment:
I finally managed to test tstate_acquire.diff and it works perfectly! Should I
close my pull request? Or update it with your patch?
--
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