On 2025-01-14 11:32:35 +, Chris Green via Python-list wrote:
> Use a virtual environment, what do I have to do then to make using
> my program (that uses tkintertable) 'transparent', i.e. I just
> want to be able to run the program from the command prompt like
> any other progra
On 2025-01-04 19:07:57 +, Chris Green via Python-list wrote:
> Stefan Ram wrote:
> > Chris Green wrote or quoted:
> > >From: =?utf-8?B?U8OpYmFzdGllbiBDcmlnbm9u?=
> >
> Is there a simple[r] way to extract just the 'real' address between
> the <>, that's all I actually need. I think it has t
On 2024-12-31 15:00:10 -0900, Tim Johnson via Python-list wrote:
> being retired for ten years, I get my butt kicked by python dependencies
> every time I upgrade ubuntu. (I'm newly on 24.04) now.
>
> Now, after three weeks on using the following code correctly:
>
> from mutagen import mp3, id3,
On 2024-12-16 08:08:46 +0100, aotto1968 via Python-list wrote:
> On 13.12.24 11:36, aotto1968 wrote:
> > it's a shame...
> > almost every tool I touch that uses "python" in some way has some
> > configuration error because apparently a __private__ python installation
> > __isn't__ properly "underst
On 2024-12-13 11:36:01 +0100, aotto1968 via Python-list wrote:
> it's a shame...
> almost every tool I touch that uses "python" in some way has some
> configuration error because apparently a __private__ python installation
> __isn't__ properly "understood".
>
> -> I think after ~30 years *python*
On 2024-11-04 13:02:21 +0100, Loris Bennett via Python-list wrote:
> "Loris Bennett" writes:
> > "Loris Bennett" writes:
> >> Cameron Simpson writes:
> >>> On 01Nov2024 10:10, Loris Bennett wrote:
> as expected. The non-UTF-8 text occurs when I do
>
> mail = EmailMessage()
> >>>
On 2024-10-19 00:15:23 +0200, jak via Python-list wrote:
> Peter J. Holzer ha scritto:
> > As a trivial example, the regular expressions r"\\sout{" and r"\\sout\{"
> > are equivalent (the \ before the { is redundant). Yet
> > re.compile(s).pattern preserves the difference between the two strings.
>
On 2024-10-12 08:51:57 -0400, Thomas Passin via Python-list wrote:
> On 10/12/2024 6:59 AM, Peter J. Holzer via Python-list wrote:
> > On 2024-10-11 17:13:07 -0400, AVI GROSS via Python-list wrote:
> > > Is there some utility function out there that can be called to sh
On 2024-10-11 17:13:07 -0400, AVI GROSS via Python-list wrote:
> Is there some utility function out there that can be called to show what the
> regular expression you typed in will look like by the time it is ready to be
> used?
I assume that by "ready to be used" you mean the compiled form?
No,
On 2024-08-30 19:18:29 +, Simon Connah via Python-list wrote:
> I need to write a script that will take some user input (supplied on a
> website) and then execute a Python script on a host via SSH. I'm
> curious what the best options are for protecting against malicious
> input in much the smae
On 2024-08-22 01:44:35 +, Kevin M. Wilson via Python-list wrote:
> break (Old_MacDonald:23 | name[indx] == 'd', indx = 4), based on the doc spec
> in python.org (https://docs.python.org/3/library/pdb.html#debugger-commands)
> Cell In[1], line 20
> break (Old_MacDonald:23 | name[indx] == 'd
On 2024-08-03 15:17:11 -0500, o1bigtenor via Python-list wrote:
> One of the tools I need to be able to use is esptools - - well in the
> devuan world you need to run that on either Devaun 3 or 5 - - - its just
> not available on devuan 4.
Couldn't you just upgrade to Devuan 5, then?
> Tried in
On 2024-07-08 19:09:45 +, Popov, Dmitry Yu via Python-list wrote:
> Does NumPy provide a simple mechanism to identify relatively prime
> integers, i.e. integers which don't have a common factor other than +1
> or -1?
Typing "numpy gcd" into my favourite search engine brings me to
https://nump
On 2024-06-28 18:08:54 +0200, Ulrich Goebel via Python-list wrote:
> a class can have methods, and it can have attributes, which can hold a
> function. Both is well known, of course.
>
> My question: Is there any difference?
>
> The code snipped shows that both do what they should do. But __dict_
On 2024-06-24 01:14:22 +0100, MRAB via Python-list wrote:
> Tkinter in recent versions of Python can handle astral characters, at least
> back to Python 3.8, the oldest I have on my Windows PC.
I just tried modifying
https://docs.python.org/3/library/tkinter.html#a-hello-world-program
to display "
On 2024-06-14 06:10:06 -, candycanearter07 via Python-list wrote:
> Phil Carmody wrote at 12:01 this Thursday (GMT):
> > I'd say you can't beat the verbosity, or lack thereof of just plain
> > zsh/bash:
> > $ echo {1,2,3,4}0{1,2,3}
> > 101 102 103 201 202 203 301 302 303 401 402 403
>
>
On 2024-05-30 21:47:14 -0700, HenHanna via Python-list wrote:
> [('the', 36225), ('and', 17551), ('of', 16759), ('i', 16696), ('a', 15816),
> ('to', 15722), ('that', 11252), ('in', 10743), ('it', 10687)]
>
> ((the 36225) (and 17551) (of 16759) (i 16696) (a 15816) (to 15722) (that
> 11252) (in 1074
On 2024-05-30 19:26:37 -0700, HenHanna via Python-list wrote:
> hard to decide what to do with hyphens
>and apostrophes
> (I'd, he's, can't, haven't, A's and B's)
Especially since the same character is used as both an apostrophe and a
closing quotation mark. And w
On 2024-05-20 00:26:03 +0200, Roel Schroeven via Python-list wrote:
> Skip Montanaro via Python-list schreef op 20/05/2024 om 0:08:
> > > Modern debian (ubuntu) and fedora block users installing using pip.
> >
> > Even if you're telling it to install in ~/.local? I could see not allowing
> > to ru
On 2024-05-18 20:12:33 +0200, Piergiorgio Sartor via Python-list wrote:
> On 18/05/2024 20.04, Mats Wichmann wrote:
> > So venvs make managing all that pretty convenient. Dunno why everybody's
> > so down on venvs...
>
> Only people which are *not* using python... :-)
>
> In my experience, venvs
On 2024-05-16 19:46:07 +0100, Gordinator via Python-list wrote:
> To be fair, the problem is the fact that they use Windows (but I guess Linux
> users have to deal with venvs, so we're even.
I don't think Linux users have to deal with venvs any more than Windows
users. Maybe even less because many
On 2024-05-14 22:37:17 +0200, Mirko via Python-list wrote:
> Am 14.05.24 um 19:44 schrieb Gordinator via Python-list:
> > I wish to write a terminal emulator in Python. I am a fairly competent
> > Python user, and I wish to try a new project idea. What references can I
> > use when writing my termi
On 2024-05-14 16:03:33 -0400, Grant Edwards via Python-list wrote:
> On 2024-05-14, Alan Gauld via Python-list wrote:
> > On 14/05/2024 18:44, Gordinator via Python-list wrote:
> >
> >> I wish to write a terminal emulator in Python. I am a fairly
> >> competent Python user, and I wish to try a new
On 2024-05-02 16:34:38 +0200, Loris Bennett via Python-list wrote:
> r...@zedat.fu-berlin.de (Stefan Ram) writes:
> > Me (indented by 2) and the chatbot (flush left). Lines lengths > 72!
>
> Is there a name for this kind of indentation, i.e. the stuff you are
> writing not being flush left?
Ram
On 2024-03-31 12:27:34 -0600, Mats Wichmann via Python-list wrote:
> On 3/30/24 10:31, MRAB via Python-list wrote:
> > On 2024-03-30 11:25, Skip Montanaro via Python-list wrote:
> > > > > https://xkcd.com/1306/
> > > > > what does SIGIL mean?
> > > >
> > > > I think it
On 2024-03-30 17:58:08 +, Alan Gauld via Python-list wrote:
> On 30/03/2024 07:04, Greg Ewing via Python-list wrote:
> > On 30/03/24 7:21 pm, HenHanna wrote:
> >> https://xkcd.com/1306/
> >> what does SIGIL mean?
> >
> > I think its' a Perl term, referring to the $
On 2024-03-17 17:15:32 +1300, dn via Python-list wrote:
> On 17/03/24 12:06, Peter J. Holzer via Python-list wrote:
> > On 2024-03-16 08:15:19 +, Barry via Python-list wrote:
> > > > On 15 Mar 2024, at 19:51, Thomas Passin via Python-list
> > > > wrote:
>
On 2024-03-16 08:15:19 +, Barry via Python-list wrote:
> > On 15 Mar 2024, at 19:51, Thomas Passin via Python-list
> > wrote:
> > I've always like writing using the "or" form and have never gotten bit
>
> I, on the other hand, had to fix a production problem that using “or”
> introducted.
>
On 2024-03-11 16:53:00 -0400, Ivan "Rambius" Ivanov via Python-list wrote:
> I am refactoring some code and I would like to get rid of a global
> variable. Here is the outline:
...
> The global cache variable made unit testing of the lookup(key) method
> clumsy, because I have to clean it after e
On 2024-02-19 11:38:54 -0500, Thomas Passin via Python-list wrote:
> On 2/19/2024 9:17 AM, Grant Edwards via Python-list wrote:
> > On 2024-02-19, Thomas Passin wrote:
> > > > About 24 hours later, all of my posts (and the confirmation e-mails)
> > > > all showed up in a burst at the same time on
[Replying to the list *and* Grant]
On 2024-02-17 19:38:04 -0500, Grant Edwards via Python-list wrote:
> Today I noticed that nothing I've posted to python-list in past 3
> weeks has shown up on the list.
January 29th, AFAICS. And end of december before that.
> I don't know how to troubleshoot th
On 2024-01-03 23:17:34 -0500, Thomas Passin via Python-list wrote:
> On 1/3/2024 8:00 PM, Alan Gauld via Python-list wrote:
> > On 03/01/2024 22:47, Guenther Sohler via Python-list wrote:
> > > Hi,
> > >
> > > In my cpython i have written quite some functions to modify "objects".
> > > and their p
On 2023-12-29 09:01:24 -0800, Grant Edwards via Python-list wrote:
> On 2023-12-28, Peter J. Holzer via Python-list wrote:
> > On 2023-12-28 05:20:07 +, rbowman via Python-list wrote:
> >> On Wed, 27 Dec 2023 03:53:42 -0600, Greg Walters wrote:
> >> > The big
On 2023-12-28 05:20:07 +, rbowman via Python-list wrote:
> On Wed, 27 Dec 2023 03:53:42 -0600, Greg Walters wrote:
> > The biggest caveat is that the shared variable MUST exist before it can
> > be examined or used (not surprising).
>
> There are a few other questions. Let's say config.py cont
On 2023-12-22 22:56:45 -0500, Thomas Passin via Python-list wrote:
> In my experience one should always make sure to know what version of Python
> is being used, at least if there is more than one version installed on the
> computer. Even on Linux using a shebang line can be tricky, because you ar
On 2023-12-06 07:23:51 -0500, Thomas Passin via Python-list wrote:
> On 12/6/2023 6:35 AM, Barry Scott via Python-list wrote:
> > Personally I would not use .ini style these days as the format does not
> > include type of the data.
>
> Neither does JSON.
Well, it distinguishes between some primi
On 2023-11-25 08:32:24 -0600, Michael F. Stemper via Python-list wrote:
> On 24/11/2023 21.45, avi.e.gr...@gmail.com wrote:
> > Of course, for serious work, some might suggest avoiding constructs like a
> > list of lists and switch to using modules and data structures [...]
>
> Those who would rec
On 2023-11-17 07:48:41 -0500, Thomas Passin via Python-list wrote:
> On 11/17/2023 6:17 AM, Peter J. Holzer via Python-list wrote:
> > Oh, and Python (just like Perl) allows you to embed whitespace and
> > comments into Regexps, which helps readability a lot if you have to
> &g
On 2023-11-16 11:34:16 +1300, Rimu Atkinson via Python-list wrote:
> > > Why don't you use re.findall?
> > >
> > > re.findall(r'\b[0-9]{2,7}-[0-9]{2}-[0-9]{2}\b', txt)
> >
> > I think I can see what you did there but it won't make sense to me - or
> > whoever looks at the code - in future.
> >
>
On 2023-11-15 12:26:32 +0200, Dom Grigonis wrote:
>
> Thank you,
>
>
> test2 = [True] * 100 + [False] * 2
> test2i = list(range(100))
>
> %timeit len(set(test2i)) == 1 # 1.6 µs ± 63.6 ns per loop (mean ± std. dev.
> of 7 runs, 1,000,000 loops each)
> %timeit all(test2) # 386 ns
On 2023-11-14 00:11:30 +0200, Dom Grigonis via Python-list wrote:
> Benchmarks:
> test1 = [False] * 100 + [True] * 2
> test2 = [True] * 100 + [False] * 2
>
> TIMER.repeat([
> lambda: xor(test1), # 0.0168
> lambda: xor(test2), # 0.0172
> lambda: xor_ss(test1), # 0.1392
> la
On 2023-10-02 19:44:12 +0300, אורי via Python-list wrote:
> I have an issue since about 5 months now. Python 3.12.0 venv not working
> with psycopg2 on Windows. I created 2 issues on GitHub but they were
> closed. I checked today with the new Python release but it's still not
> working.
>
> https:
On 2023-09-27 20:32:25 -, Jon Ribbens via Python-list wrote:
> On 2023-09-27, Larry Martell wrote:
> > On Wed, Sep 27, 2023 at 12:42 PM Jon Ribbens via
> > Python-list wrote:
> >> On 2023-09-27, Larry Martell wrote:
> >> > lrwxrwxrwx 1 larrymartell larrymartell7 Sep 27 11:21 python ->
>
On 2023-09-20 13:31:14 +, c.buhtz--- via Python-list wrote:
> Dear Peter,
>
> maybe we have a missunderstanding.
>
> Am 20.09.2023 14:43 schrieb Peter J. Holzer via Python-list:
> > > > > "dateutil" is not available from PyPi for Python 3.11
> >
On 2023-09-18 18:56:35 +, c.buhtz--- via Python-list wrote:
> On 2023-09-18 10:16 "Peter J. Holzer via Python-list"
> wrote:
> > On 2023-09-15 14:15:23 +, c.buhtz--- via Python-list wrote:
> > > I tried to install it via "pipx install -e .[develop]"
On 2023-09-15 14:15:23 +, c.buhtz--- via Python-list wrote:
> I tried to install it via "pipx install -e .[develop]". It's pyproject.toml
> has a bug: A missing dependency "dateutil". But "dateutil" is not available
> from PyPi for Python 3.11 (the default in Debian 12). But thanks to great
> D
On 2023-09-17 11:01:43 +0200, Albert-Jan Roskam via Python-list wrote:
>On Sep 15, 2023 19:45, "Peter J. Holzer via Python-list"
> wrote:
>
> On 2023-09-15 17:42:06 +0200, Albert-Jan Roskam via Python-list wrote:
> > This is more related to Postg
On 2023-09-15 21:48:37 +, rmlibre--- via Python-list wrote:
> I'd like to capture the output of `time.perf_counter_ns()` as an 8-byte
> timestamp.
>
> I'm aware that the docs provide an undefined start value for that clock.
> I'm going to assume that means it can't be expected to fit within 8
On 2023-09-15 17:42:06 +0200, Albert-Jan Roskam via Python-list wrote:
>This is more related to Postgresql than to Python, I hope this is ok.
>I want to measure Postgres queries N times, much like Python timeit
>(https://docs.python.org/3/library/timeit.html). I know about EXPLAIN
>
On 2023-09-03 18:10:29 +0200, Jan Erik Moström via Python-list wrote:
> I want to replace some text using a regex-pattern, but before creating
> replacement text I need to some file checking/copying etc. My code
> right now look something like this:
>
> def fix_stuff(m):
> # Do various thing
On 2023-08-31 21:32:04 +0100, Chris Green via Python-list wrote:
> What sort of exception should a class raise in __init__() when it
> can't find an appropriate set of data for the parameter passed in to
> the class instantiation?
>
> E.g. I have a database with some names and address in and have
On 2023-08-30 13:18:25 +, c.buhtz--- via Python-list wrote:
> Am 30.08.2023 14:07 schrieb Peter J. Holzer via Python-list:
> > another caveat: Japanese characters are usually double-width. So
> > (unless your line length is 130 characters for English) you would
> > want t
On 2023-08-30 11:32:02 +, c.buhtz--- via Python-list wrote:
> I do use "textwrap" package to wrap longer texts passages. Works well with
> English.
> But the source string used is translated via gettext before it is wrapped.
>
> Using languages like Japanese or Chinese would IMHO result in unw
Mostly, error messages got a lot better in Python 3.10, but this one had
me scratching my head for a few minutes.
Consider this useless and faulty script:
r = {
"x": (1 + 2 + 3)
"y": (4 + 5 + 6)
"z": (7 + 8 + 9)
On 2023-06-20 02:15:00 +0900, Inada Naoki via Python-list wrote:
> stream.flush() doesn't mean final output.
> Try stream.close()
After close() the value isn't available any more:
Python 3.11.2 (main, Mar 13 2023, 12:18:29) [GCC 12.2.0] on linux
Type "help", "copyright", "credits" or "license" fo
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