Re: Rock Paper Scissors Code Bug?

2025-12-08 Thread John Smith via Python-list
Thanks for the recommendations. I'm building a whole new version based on the old one, with simpler code and functions to find win stats. -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: Rock Paper Scissors Code Bug?

2025-12-08 Thread John Smith via Python-list
Thanks for the tip. I'll do that here and in future games. -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: Rock Paper Scissors Code Bug?

2025-12-08 Thread Jason Friedman via Python-list
> > > I coded Rock, Paper, Scissors. I added the randomness, made it loop at the > user's request, added win code, no problems there. I changed some strings > to F-strings to practice using them, and now the first "elif" in my if loop > (player chooses rock, bot chooses paper) doesn't work. Any hel

Re: Rock Paper Scissors Code Bug?

2025-12-08 Thread via Python-list
Ah! Found it. I had an extra space in "Rock". Thanks for the help! -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: Rock Paper Scissors Code Bug?

2025-12-08 Thread Chris Angelico via Python-list
On Tue, 9 Dec 2025 at 05:29, via Python-list wrote: > > I coded Rock, Paper, Scissors. I added the randomness, made it loop at the > user's request, added win code, no problems there. I changed some strings to > F-strings to practice using them, and now the first "elif&quo

Rock Paper Scissors Code Bug?

2025-12-08 Thread via Python-list
I coded Rock, Paper, Scissors. I added the randomness, made it loop at the user's request, added win code, no problems there. I changed some strings to F-strings to practice using them, and now the first "elif" in my if loop (player chooses rock, bot chooses paper) doesn't work. Any help ideas?

Re: A switch somewhere, or bug? CORRECTION

2025-12-07 Thread Michael Torrie via Python-list
On 12/7/25 3:03 AM, Em wrote: > So, is this a change from WIN10? Maybe. It could be a change in the pylauncher. Or a change in how Windows starts pylauncher. It could be a difference between the versino of Python Microsoft puts in the store vs the python.org package. It could be a change in how

Re: A switch somewhere, or bug? CORRECTION

2025-12-07 Thread Michael Torrie via Python-list
On 12/7/25 5:22 AM, Roel Schroeven wrote: > Op 7/12/2025 om 1:54 schreef Thomas Passin: >> As I explained in my last post, that's because in Windows 11 when >> double-clicking, the working directory is the system's Windows >> directory, not the one your program is in. > Irrespective of anything e

Re: What is the tool used here?

2025-12-07 Thread Alan Gauld via Python-list
On 07/12/2025 16:25, Em wrote: > I see >, >>, and >>>, attached at the beginning of lines in messages. I > doubt that they are placed manually and wonder how they are placed > automatically. How do I get said program? I use Thunderbird and it provide the same feature. You are not limited to > sy

Re: What is the tool used here?

2025-12-07 Thread Grant Edwards via Python-list
On 2025-12-07, Em wrote: > I see >, >>, and >>>, attached at the beginning of lines in messages. I > doubt that they are placed manually and wonder how they are placed > automatically. How do I get said program? I use slrn and emacs. [Just emerge both of them.] Then I point slrn at the gmane

Re: A switch somewhere, or bug? CORRECTION

2025-12-07 Thread Sibylle Koczian via Python-list
Hello, Am 07.12.2025 um 15:36 schrieb Em: -Original Message- From: Roel Schroeven Sent: Sunday, December 7, 2025 7:23 AM To: [email protected] Subject: Re: A switch somewhere, or bug? CORRECTION Op 7/12/2025 om 1:54 schreef Thomas Passin: As I explained in my last post, that&#

Re: A switch somewhere, or bug?

2025-12-06 Thread Pierre Fortin via Python-list
On Thu, 4 Dec 2025 11:06:21 -0500 Em wrote: >Two computers, both alike in dignity, in fair windows land... > >in Win10/Python 3.13 my program runs as well as can be expected. However, on >my new computer Win11/Python 3.14.1 there is a peculiarity. > >On the new machine, when I click on the file na

Re: A switch somewhere, or bug? CORRECTION

2025-12-05 Thread Chris Angelico via Python-list
On Sat, 6 Dec 2025 at 18:22, Michael Torrie wrote: > > On Sat, Dec 6, 2025, 00:04 Chris Angelico wrote: >> >> On Sat, 6 Dec 2025 at 15:52, Michael Torrie via Python-list >> wrote: >> > >> > On 12/5/25 6:36 PM, Chris Angelico via Python-list wrote: &

Re: A switch somewhere, or bug? CORRECTION

2025-12-05 Thread Michael Torrie via Python-list
On Sat, Dec 6, 2025, 00:04 Chris Angelico wrote: > On Sat, 6 Dec 2025 at 15:52, Michael Torrie via Python-list > wrote: > > > > On 12/5/25 6:36 PM, Chris Angelico via Python-list wrote: > > > On Sat, 6 Dec 2025 at 12:33, Michael Torrie via Python-list > >

Re: A switch somewhere, or bug? CORRECTION

2025-12-05 Thread Chris Angelico via Python-list
On Sat, 6 Dec 2025 at 15:52, Michael Torrie via Python-list wrote: > > On 12/5/25 6:36 PM, Chris Angelico via Python-list wrote: > > On Sat, 6 Dec 2025 at 12:33, Michael Torrie via Python-list > > wrote: > >> Starter = open("HLYlog.txt","w"); >

Re: A switch somewhere, or bug? CORRECTION

2025-12-05 Thread Michael Torrie via Python-list
On 12/5/25 6:36 PM, Chris Angelico via Python-list wrote: > On Sat, 6 Dec 2025 at 12:33, Michael Torrie via Python-list > wrote: >> Starter = open("HLYlog.txt","w"); >> filepath = Starter.name > > Isn't that just... > > filepath = "H

Re: A switch somewhere, or bug? CORRECTION

2025-12-05 Thread Chris Angelico via Python-list
On Sat, 6 Dec 2025 at 12:33, Michael Torrie via Python-list wrote: > Starter = open("HLYlog.txt","w"); > filepath = Starter.name Isn't that just... filepath = "HLYlog.txt" ? ChrisA -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: A switch somewhere, or bug? CORRECTION

2025-12-05 Thread Michael Torrie via Python-list
On 12/5/25 5:12 PM, Em wrote: > Ok, using "Open with Python" , the program fails on both computers. > Still, double-click the filename on the WIN10 computer and the program > works. > While, double-click the filename on the WIN11 computer and the program > fails. Here's a test script for you that

Re: A switch somewhere, or bug? CORRECTION

2025-12-05 Thread Michael Torrie via Python-list
On 12/4/25 10:47 PM, Em wrote: >> Starter = open("HLYlog.txt", "w") >> >> Thoughts appreciated. > > -That's a relative path. Are you sure that the current working directory is > what > -you expect? It's generally better to work with absolute paths. > > Relative or not, I can't see how that could

Re: Are PyQt5 questions/issues accepted here?

2025-12-04 Thread Michael Torrie via Python-list
Qt's documentation is quite good. Here are the official python Qt docs on the subject of slots in Qt 6 (PySide2): https://doc.qt.io/qtforpython-6/tutorials/basictutorial/signals_and_slots.html In short you decorate them with @Slot(params) where params are a list of the Qt types your slot is expec

Fwd: Re: A switch somewhere, or bug? CORRECTION

2025-12-04 Thread Alan Gauld via Python-list
On 04/12/2025 18:25, Em wrote: > in Win10/Python 3.13 my program runs as well as can be expected. However, on > my new computer Win11/Python 3.14.1 there is a peculiarity. > > On the new machine, when I click on the file name, it immediately dumps out. What exactly does "dumps out" mean? A blu

Re: A switch somewhere, or bug?

2025-12-04 Thread 'dn' via Python-list
incidents as the message says.. Footnote: Fifteen plus Fifteen is thirty. Sixteen and Sixteen is thirty too. -Original Message- From: dn via Python-list Sent: Thursday, December 4, 2025 1:30 PM To: [email protected] Subject: Re: A switch somewhere, or bug? On 05/12/2025 05:06, Em wrote

Re: A switch somewhere, or bug?

2025-12-04 Thread dn via Python-list
On 05/12/2025 05:06, Em wrote: Two computers, both alike in dignity, in fair windows land... in Win10/Python 3.13 my program runs as well as can be expected. However, on my new computer Win11/Python 3.14.1 there is a peculiarity. On the new machine, when I click on the file name, it immediately

Re: Are PyQt5 questions/issues accepted here?

2025-12-03 Thread Sibylle Koczian via Python-list
I wonder nobody mentioned the dedicated PyQt mailing list: https://riverbankcomputing.com/support/lists Mainly PyQt6, but I don't think questions about older versions are forbidden. -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: Are PyQt5 questions/issues accepted here?

2025-12-02 Thread Chris Angelico via Python-list
On Wed, 3 Dec 2025 at 07:41, Rich Shepard wrote: > > I'm learning PyQt5 and will have questions now and then when I can't find > answers in Fitzpatrick's book or in a web search. There are several web fora > for Qt and PyQt support but I much prefer maillists where threads are pushed > to me and I

Re: Proposal: private keyword for import statements to hide module dependencies

2025-12-02 Thread Bjørnar Remmen via Python-list
Richard Damon wrote: > On 11/25/25 3:42 PM, bjotta via Python-list wrote: > > It seem like you are talking about classes and sub-classes. I was talking > > about dependencies in projects. > > The technique is currently defined only for class and sub-classes, but > coul

Re: Failing to install Python

2025-12-01 Thread dn via Python-list
On 01/12/2025 22:40, [email protected] wrote: I have installed Python on two Win10 computers over the last 20 years. Only after several spits and starts each time did it finally work. The new Win11 desktop is now running. I can't help but think there is an easier way to get it installed than

Re: Proposal: private keyword for import statements to hide module dependencies

2025-11-30 Thread Bjørnar Remmen via Python-list
I agree that some of my reasoning was off and it does not directly with the issue of sub-dependencies. However, the Idea was more on how to hide it rather than the dependency issue itself. Anyways, I agree that an approach on name mangling might be more in line with what we have in python. Ho

Re: Proposal: private keyword for import statements to hide module dependencies

2025-11-25 Thread Michael Torrie via Python-list
On 11/25/25 1:42 PM, bjotta via Python-list wrote: > I want to be able to restrict / name mangle the usage. > To avoid this being possible. > > ''' > from library.math import np. > ''' Fascinating. I would never have thought to do an import like th

Re: Proposal: private keyword for import statements to hide module dependencies

2025-11-25 Thread bjotta via Python-list
I tried explaining it further down in the thread -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: Proposal: private keyword for import statements to hide module dependencies

2025-11-25 Thread bjotta via Python-list
It seem like you are talking about classes and sub-classes. I was talking about dependencies in projects. e..g I create a library that has some dependencies (numpy here) Inside the library there is a file importing numpy for example. ''' import numpy as np def stock_earnings(winnings, losses):

Proposal: private keyword for import statements to hide module dependencies

2025-11-21 Thread Bjørnar Remmen via Python-list
Hi, this is my first time here on the mailing list. I would like to open up for a discussion on how we can introduce a way to hide imports. I am proposing the introduction of an optional, non-breaking keyword, private, to be used when importing a file. The goal is to allow developer to hide in

Fwd: zipapp: add compression (method), compresslevel options from Zipfile

2025-11-17 Thread Mingye Wang via Python-list
-Rahmaan Janhangeer wrote: > > You have some demo code for it? > > > Kind Regards, > > Abdur-Rahmaan Janhangeer > about | blog > github > Mauritius > > On Mon, 10 Nov 2025, 07:18 Mingye Wang via Python-list, > wrote: >> >> Zipapp is meant to

Re: Conda create with python version fails me

2025-11-17 Thread Martin Schöön via Python-list
Den 2025-11-14 skrev Stefan Ram : > Martin =?UTF-8?Q?Sch=C3=B6=C3=B6n?= wrote or quoted: >>If I try to specify a python version I don't get a new environment. The >>error message I get is: >>"The following packages are missing from the target environment: >> - python=3.10" >> (if I asked for ver

Re: Sending FDs over UNIX domain sockets

2025-11-15 Thread Grant Edwards via Python-list
On 2025-11-16, Pokemon Chw via Python-list wrote: > On Linux AF_UNIX + SOCK_STREAM sockets, there is a quirk in how the > kernel handles control messages with SCM_RIGHTS: > > To successfully pass file descriptors via SCM_RIGHTS, you must send > at least one byte of normal d

Re: zipapp: add compression (method), compresslevel options from Zipfile

2025-11-15 Thread Abdur-Rahmaan Janhangeer via Python-list
You have some demo code for it? Kind Regards, Abdur-Rahmaan Janhangeer about <https://compileralchemy.github.io/> | blog <https://compileralchemy.substack.com/> github <https://github.com/Abdur-RahmaanJ> Mauritius On Mon, 10 Nov 2025, 07:18 Mingye Wang via Python-list, < p

Re: Conda create with python version fails me

2025-11-14 Thread Martin Schöön via Python-list
Den 2025-11-13 skrev Loris Bennett : Hi Loris, Thanks for quick respons. > Martin Schöön writes: > >> >> I want to create a new environment using a specific python version >> rather than leaving that to conda. Cheat-sheets and online conda >> documentation tell me to use: >> >> conda create -n

Conda create with python version fails me

2025-11-13 Thread Martin Schöön via Python-list
About two years ago I moved from pip to conda. I have been happy with conda until yesterday. I want to create a new environment using a specific python version rather than leaving that to conda. Cheat-sheets and online conda documentation tell me to use: conda create -n python= like: conda cr

zipapp: add compression (method), compresslevel options from Zipfile

2025-11-09 Thread Mingye Wang via Python-list
Zipapp is meant to produce things that will be delivered to an end-user. In this way it should behave like most packaging tools and offer more "thorough" compression options, limited only by the version of the Python interpreter on the user's side (more specifically, their zipfile modules). As a

Re: argsparse: allowing --version without mandatory options

2025-11-04 Thread Jonathan N. Little via Python-list
Loris Bennett wrote: > "Loris Bennett" writes: > >> Hi, >> >> I am writing a program for the command-line which uses 'argsparse'. I >> want to make some options mandatory by setting 'required=True', but >> still allow the program to run with the option '--version' (which just >> shows the versio

Re: Formatted Integer With Specified Number Of Digits

2025-10-26 Thread Michael Torrie via Python-list
On 10/24/25 4:38 AM, Alan Bawden wrote: > Paul Rubin writes: > >Lawrence D’Oliveiro writes: >> >>> "%#0.3x" % 2 >> '0x002' > >f'0x{2:03x} > > Won't work for negative numbers. That's true. For negative numbers the padding would have to be Fs instead of 0s. -- https:/

Re: Proposal to update Unicode handling for German sharp S (ß / ẞ) in Python’s case conversion methods

2025-10-22 Thread Michael Torrie via Python-list
On 10/22/25 7:14 PM, Chris Angelico via Python-list wrote: > And that's why it's so frustrating when someone bases their entire > argument on an AI's nonsense. If the OP had simply posted it as a > request, with no hallucinated claims, it would have been a > straight-fo

Re: Proposal to update Unicode handling for German sharp S (ß / ẞ) in Python’s case conversion methods

2025-10-22 Thread Chris Angelico via Python-list
On Thu, 23 Oct 2025 at 12:01, Michael Torrie via Python-list wrote: > > On 10/19/25 12:38 PM, Chris Angelico via Python-list wrote: > > The entire premise of your post was flat-out wrong. Your data was > > nothing but hallucinations, and there is nothing to discuss. I'

Re: Proposal to update Unicode handling for German sharp S (ß / ẞ) in Python’s case conversion methods

2025-10-22 Thread Michael Torrie via Python-list
On 10/19/25 12:38 PM, Chris Angelico via Python-list wrote: > The entire premise of your post was flat-out wrong. Your data was > nothing but hallucinations, and there is nothing to discuss. I'm not > even going to bother reading further, because every post you've > writt

Re: Proposal to update Unicode handling for German sharp S (ß / ẞ) in Python’s case conversion methods

2025-10-19 Thread Chris Angelico via Python-list
On Mon, 20 Oct 2025 at 02:01, wrote: > > Thanks again for your detailed reply — I really appreciate it. I have to > admit, I wasn’t 100% sure about my data, which is why I submitted it for > discussion before opening a bug report to the Python developers. > Don't. Don't open a discussion based

Re: Proposal to update Unicode handling for German sharp S (ß / ẞ) in Python’s case conversion methods

2025-10-18 Thread Chris Angelico via Python-list
On Sun, 19 Oct 2025 at 11:03, wrote: > > Thanks Chris for the response! > > As The Unicode Standard does define an uppercase form for the German sharp S > (U+00DF → U+1E9E), and this has been part of Unicode since version 5.1 > (2008), with the German orthography officially adopting it in 2017.

Re: Slices by length

2025-10-18 Thread Rob Cliffe via Python-list
On 06/09/2025 17:21, MRAB wrote: On 2025-09-06 13:47, Rob Cliffe via Python-list wrote: I quite often find myself writing expressions of the form       someString[x : x+n] where n is often an int and x may be an int, a variable, or a (possibly complicated) expression. It would be more natural

Re: Proposal to update Unicode handling for German sharp S (ß / ẞ) in Python’s case conversion methods

2025-10-18 Thread Mashaal Al Hammdi via Python-list
Hello friends, Can I know what’s going on?! Please في سبت، 18 أكتوبر، 2025 في 7:11 ص، كتب Chris Angelico via Python-list < [email protected]>: > On Sat, 18 Oct 2025 at 13:44, wrote: > > > > Dear Python Developers, > > > > I would like to bring attenti

Re: Python 3.14.0 (final) is here!

2025-10-18 Thread Ed Leafe via Python-list
On Oct 7, 2025, at 13:14, Abdur-Rahmaan Janhangeer via Python-list wrote: > > Very sad ... At least as Steve Dower suggested even if we could get an > email from Discourse or something. I too will miss these announcements. I understand not having to post things to multiple pl

Python 3.14.0 (final) is here!

2025-10-18 Thread Hugo van Kemenade via Python-list
Note: we also announce CPython releases at https://discuss.python.org/tag/release and https://blog.python.org, and are planning on only announcing at those places in the future, and not on this mailing list. See https://discuss.python.org/t/cpython-release-announcements/103924/1 Please see https:/

Re: Python 3.14.0 (final) is here!

2025-10-18 Thread Karsten Hilbert via Python-list
Am Wed, Oct 08, 2025 at 10:51:42AM +0200 schrieb Jean-François Bachelet via Python-list: > at least a mailing list is way more frugal. and internet friendly. And above all, PUSH rather than PULL. Karsten -- GPG 40BE 5B0E C98E 1713 AFA6 5BC0 3BEA AC80 7D4F C89B -- https://mail.python.

Re: Slices by length

2025-10-18 Thread Rob Cliffe via Python-list
On 07/10/2025 20:37, Thomas Passin wrote: On 10/7/2025 2:49 PM, Rob Cliffe via Python-list wrote: On 06/09/2025 17:21, MRAB wrote: On 2025-09-06 13:47, Rob Cliffe via Python-list wrote: I quite often find myself writing expressions of the form       someString[x : x+n] where n is often an

Re: Proposal to update Unicode handling for German sharp S (ß / ẞ) in Python’s case conversion methods

2025-10-17 Thread Chris Angelico via Python-list
On Sat, 18 Oct 2025 at 13:44, wrote: > > Dear Python Developers, > > I would like to bring attention to an inconsistency and legacy behavior > regarding the handling of the German sharp S characters in Python’s string > case conversion methods. > This isn't Python's decision. The definition of

Re: Python 3.14.0 (final) is here!

2025-10-17 Thread Jean-François Bachelet via Python-list
Le 07/10/2025 à 20:14, Abdur-Rahmaan Janhangeer via Python-list a écrit : Very sad ... At least as Steve Dower suggested even if we could get an email from Discourse or something. Kind Regards, Abdur-Rahmaan Janhangeer about <https://compileralchemy.github.io/> |

Re: Slices by length

2025-10-08 Thread meowxiik via Python-list
> Which brings to mind a possible alternate syntax: s[x::n] This would AFAIK collide with the the x[a:b:c] syntax, which already means something, the c is the size of a step <https://docs.python.org/3/library/functions.html#slice> M On 8 October 2025 16:22:46 CEST, python-

Re: Python 3.14.0 (final) is here!

2025-10-07 Thread Abdur-Rahmaan Janhangeer via Python-list
Mauritius On Tue, Oct 7, 2025 at 8:06 PM Hugo van Kemenade via Python-list < [email protected]> wrote: > Note: we also announce CPython releases at > https://discuss.python.org/tag/release and https://blog.python.org, and > are planning on only announcing at those places

Re: Detailed documentation or specs for behavior of descriptors in attributes of metaclasses

2025-09-26 Thread Steve Jorgensen via Python-list
In case anyone stumbles upon this, here's my question and partial self-answer on Stack Overflow: https://stackoverflow.com/a/79765602/396373 -- https://mail.python.org/mailman3//lists/python-list.python.org

concurrent.interpreters: why syntax errors in exec() cause a SyntaxError instead of an InterpreterError?

2025-09-25 Thread a.mux--- via Python-list
Hi, I am testing the [concurrent.interpreters](https://docs.python.org/3.14/library/concurrent.interpreters.html) feature from Python **3.14rc3** (the latest current rc). The subinterpreter seems to behave in a surprising way when encountering syntax errors. For example, in the following code:

Help Needed to Run Python.NET Demo Samples in C#

2025-09-23 Thread vitarag shah via Python-list
I need your help regarding how to run Python.NET demo samples (C:\Program Files\PythonNet\demo) in C#. Best Regards, Vitarag Shah | Senior SEO Analyst Azilen Technologies 📞 USA Phone Number: +1 (989) 287-9400 📞 EU Phone Number: +41 44 586 22 72 ✉️ Business Inquiries: [email protected] 🌐 Website:

Python 3.14.0rc3 is go! And release announcement news

2025-09-22 Thread Hugo van Kemenade via Python-list
Note: we also announce CPython releases at https://discuss.python.org/tag/release and https://blog.python.org, and are planning on only announcing at those places in the future, and not on this mailing list. Please see https://discuss.python.org/t/python-3-14-0rc3-is-go/103815 for the 3.14.0rc3 re

Re: Test message. Posted a question several days ago and don't see it.

2025-09-12 Thread Steve Jorgensen via Python-list
Well, that was the more important thing to do. :) -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: Test message. Posted a question several days ago and don't see it.

2025-09-10 Thread dn via Python-list
Hi Steve, ask away... On 11/09/25 16:15, Steve Jorgensen via Python-list wrote: I posted a question here several days ago and received a "Welcome to the "Python-list" mailing list!" email, but I still don't see my question in the list. I'm posting this mainly to

Re: Drop into REPL when your program crashes.

2025-09-10 Thread Annada Behera via Python-list
So, ipdb is the ipython version of pdb. In fact, post_mortem is a pdb function. I use ipdb because its REPL is a bit nicer to work with then pdb. -Original Message- From: Stefan Ram Subject: Re: Drop into REPL when your program crashes. Date: 09/08/2025 06:04:16 PM Newsgroups: comp.lang.p

Drop into REPL when your program crashes.

2025-09-10 Thread Annada Behera via Python-list
Hi, Recently I have been increasingly adding this piece of code as a preamble to a lot of my code. import (sys, os, ipdb) def debug_hook(exc_type, exc_value, traceback): if exc_type is KeyboardInterrupt: sys.__excepthook__(exc_type, exc_value, traceback) r

Detailed documentation or specs for behavior of descriptors in attributes of metaclasses

2025-09-10 Thread Steve Jorgensen via Python-list
I've been experimenting to deepen my understanding of Python's behavior in regard to metaclasses, descriptors, and other meta-programming stuff. In the process, I have come across a behavior that is presumably by design but cannot be inferred from anything I can find in the official documentatio

Test message. Posted a question several days ago and don't see it.

2025-09-10 Thread Steve Jorgensen via Python-list
I posted a question here several days ago and received a "Welcome to the "Python-list" mailing list!" email, but I still don't see my question in the list. I'm posting this mainly to see if it shows up, or I get a reply from a moderator, or something like tha

Re: Slices by length

2025-09-06 Thread dn via Python-list
On 7/09/25 00:47, Rob Cliffe via Python-list wrote: I quite often find myself writing expressions of the form     someString[x : x+n] where n is often an int and x may be an int, a variable, or a (possibly complicated) expression. 0 A PEP 1 A helper-function eg slice_by_length

Slices by length

2025-09-06 Thread Rob Cliffe via Python-list
I quite often find myself writing expressions of the form     someString[x : x+n] where n is often an int and x may be an int, a variable, or a (possibly complicated) expression. It would be more natural to be able to specify the slice not by its startpoint and ENDPOINT, but by its startpoint an

Re: Error installing matplotlib

2025-09-05 Thread Rob Cliffe via Python-list
On 03/09/2025 15:45, Oscar Benjamin wrote: On Wed, 3 Sep 2025, 15:40 Rob Cliffe, wrote: On 03/09/2025 15:35, Oscar Benjamin wrote: On Wed, 3 Sep 2025, 15:21 Rob Cliffe via Python-list, wrote: On 03/09/2025 14:59, Mats Wichmann wrote: > On 9/3/25 07

Python Installation -- configure flags

2025-09-05 Thread Klaus Jantzen via Python-list
I have not installed python for a long time so I am not sure whether the following configure flags are sufficient/recommandable for a Python3.12.11 installation. --prefix=/opt --with-lto --enable-optimizations --enable-loadable-sqlite-extensions --with-ensurepip=install --with-pydebug --with-as

Re: Environments and Version Control (if not packaging and PyPI)

2025-09-04 Thread Left Right via Python-list
I tried uv, and I don't see a point in using it. It does what some other existing tools do. Maybe faster. But it's in the place where speed is not important. For work, I follow company's rules, which require setting up a project in the company's Git server. It doesn't really matter in what order t

Environments and Version Control (if not packaging and PyPI)

2025-09-04 Thread dn via Python-list
How do you start (and thus run) a Python project? tldr; question in last paragraph Two articles appeared in my InTray: - Reuven Lerner (Python Trainer) saying "You’re probably using uv wrong" (https://lerner.co.il/2025/08/28/youre-probably-using-uv-wrong/), NB adapted from [his] “Better develo

Re: Image enhance

2025-09-03 Thread AM CR via Python-list
7;d appreciate it if someone could advise me on which version of Python is recommended for that operating system. Thank you very much. Arodri Thomas Passin escreveu (terça, 2/09/2025 à(s) 23:24): > On 9/2/2025 11:29 AM, amrodi--- via Python-list wrote: > > I'm new to Python. >

Re: Error installing matplotlib

2025-09-03 Thread Left Right via Python-list
"pip install ./matplotlib-3.9.2-cp313-cp313-win_amd64.whl". You will probably get an error, and hopefully, the error message will give you some idea about why it couldn't install this in your initial attempt. On Tue, Sep 2, 2025 at 11:00 PM Rob Cliffe via Python-list wrote: > > He

Re: Error installing matplotlib

2025-09-03 Thread Oscar Benjamin via Python-list
On Wed, 3 Sep 2025, 15:40 Rob Cliffe, wrote: > > > On 03/09/2025 15:35, Oscar Benjamin wrote: > > > > On Wed, 3 Sep 2025, 15:21 Rob Cliffe via Python-list, < > [email protected]> wrote: > >> >> >> On 03/09/2025 14:59, Mats Wic

Re: Error installing matplotlib

2025-09-03 Thread Rob Cliffe via Python-list
On 03/09/2025 15:35, Oscar Benjamin wrote: On Wed, 3 Sep 2025, 15:21 Rob Cliffe via Python-list, wrote: On 03/09/2025 14:59, Mats Wichmann wrote: > On 9/3/25 07:20, Rob Cliffe wrote: >> >> >> On 03/09/2025 00:01, Mats Wichmann wrote: >

Re: Error installing matplotlib

2025-09-03 Thread Oscar Benjamin via Python-list
On Wed, 3 Sep 2025, 15:21 Rob Cliffe via Python-list, < [email protected]> wrote: > > > On 03/09/2025 14:59, Mats Wichmann wrote: > > On 9/3/25 07:20, Rob Cliffe wrote: > >> > >> > >> On 03/09/2025 00:01, Mats Wichmann wrote: > &g

Re: Error installing matplotlib

2025-09-03 Thread Rob Cliffe via Python-list
On 03/09/2025 14:59, Mats Wichmann wrote: On 9/3/25 07:20, Rob Cliffe wrote: On 03/09/2025 00:01, Mats Wichmann wrote: On 9/2/25 14:51, Rob Cliffe via Python-list wrote: There are two roots here: (1) it's not finding a prebuilt wheel.  You can see that because it's propos

Re: Error installing matplotlib

2025-09-03 Thread Rob Cliffe via Python-list
On 03/09/2025 00:01, Mats Wichmann wrote: On 9/2/25 14:51, Rob Cliffe via Python-list wrote: There are two roots here: (1) it's not finding a prebuilt wheel.  You can see that because it's proposing to use the source distribution instead: > Collecting matplotlib >

Re: Image enhance

2025-09-03 Thread Joel Goldstick via Python-list
On Tue, Sep 2, 2025 at 1:46 PM amrodi--- via Python-list wrote: > > I'm new to Python. > Operating System - Windows XP SP3 > Python 2.7 installed. > > I got a script that tries to improve the image? > I created a bat file using the command line. > > C:\pyth

Error installing matplotlib

2025-09-02 Thread Rob Cliffe via Python-list
Hello, can anyone help?  All assistance gratefully received.  I am running python 3.13.3 on a Windows 11 machine and trying to do     pip install matplotlib (No, I don't need to say "python -m ...", I am running the right version of python.exe.) This starts by generating the following output (wh

Re: Access to return / exception context in finally block

2025-09-02 Thread marius.spix--- via Python-list
>def f(x): > try: > quot = 10 / x > except ZeroDivisionError as exc: > log_error(exc) > return 0 > else: > log_return(quot) > return quot + 1 > finally: > "Any cleanup processing needed before returning" This involves defining the new

Re: Image enhance

2025-09-02 Thread amrodi9999--- via Python-list
My code from PIL import Image, ImageEnhance import matplotlib.pyplot as plt import numpy as np import cv2 # Original image path image_path = "D:\temp\STC.jpg" # Altere se estiver em outro local original_image = Image.open(image_path) # Convert to OpenCV to apply enhancements cv_image = cv2.cvtC

Image enhance

2025-09-02 Thread amrodi9999--- via Python-list
I'm new to Python. Operating System - Windows XP SP3 Python 2.7 installed. I got a script that tries to improve the image? I created a bat file using the command line. C:\python27\python.exe d:\temp\teste.py But even though it runs, it displays an error: "... no encoding declare..." Can anyone

Re: Access to return / exception context in finally block

2025-09-01 Thread Rob Cliffe via Python-list
On 01/09/2025 14:26, marius.spix--- via Python-list wrote: In your example when would isinstance(__exit_context__, ReturnContext) be True and when would it be False? What would __exit_context__.value be? I can't think of a sensible meaning for it. If no exception occurs, is the value ret

Re: Access to return / exception context in finally block

2025-09-01 Thread Rob Cliffe via Python-list
On 01/09/2025 14:26, marius.spix--- via Python-list wrote: In your example when would isinstance(__exit_context__, ReturnContext) be True and when would it be False? What would __exit_context__.value be? I can't think of a sensible meaning for it. If no exception occurs, is the value ret

Re: Access to return / exception context in finally block

2025-09-01 Thread marius.spix--- via Python-list
>In your example when would isinstance(__exit_context__, ReturnContext) >be True and when would it be False? What would __exit_context__.value >be? I can't think of a sensible meaning for it. If no exception occurs, >is the value returned by f supposed to be 10/x or __exit_context__.value >+ 1

Re: Python documentary

2025-09-01 Thread Schimon Jehudah via Python-list
clothes. I despise those subtle advertisements. Kind regards, Schimon On Fri, 29 Aug 2025 12:19:24 -0700 Larry Martell via Python-list wrote: > https://www.youtube.com/watch?v=GfH4QL4VqJ0 > > Watched this last night. Overall I enjoyed it (but my wife, who is > not a programmer, fell

Re: Access to return / exception context in finally block

2025-09-01 Thread Left Right via Python-list
Well, this is the classic example of reinventing Lisp. But why do it incrementally and in this ridiculously inconvenient way? For those unaware of the history: https://gigamonkeys.com/book/beyond-exception-handling-conditions-and-restarts this is an informal explanation of the mechanism. Better ye

Re: Access to return / exception context in finally block

2025-08-31 Thread Rob Cliffe via Python-list
On 30/08/2025 12:03, marius.spix--- via Python-list wrote: Dear mailing list, there is currently no direct way to observe the current interpreter state in a finally block without tracing. My idea is introducing an immutable __exit_context__ magic variable, which would have one of three

Access to return / exception context in finally block

2025-08-30 Thread marius.spix--- via Python-list
Dear mailing list, there is currently no direct way to observe the current interpreter state in a finally block without tracing. My idea is introducing an immutable __exit_context__ magic variable, which would have one of three possible values: * ReturnContext(value), if a return statement is

Re: Python documentary

2025-08-30 Thread Left Right via Python-list
> Had this 'live-test' failed, where would Python be today? I'm not sure if this is irony or do you honestly believe it succeeded... but I think that "where Python is today" is pretty indicative of failure. To me, however, the failure started with the whole Python 3.X project, Guido being forced i

Re: Python documentary

2025-08-29 Thread Tim Williams via Python-list
On Fri, Aug 29, 2025 at 3:37 PM Larry Martell via Python-list < [email protected]> wrote: > https://www.youtube.com/watch?v=GfH4QL4VqJ0 > > Watched this last night. Overall I enjoyed it (but my wife, who is not a > programmer, fell asleep). My only quibble is that they s

Re: Python documentary

2025-08-29 Thread dn via Python-list
To you (if apparently in-reply to the OP), On 30/08/25 07:19, Larry Martell via Python-list wrote: https://www.youtube.com/watch?v=GfH4QL4VqJ0 Watched this last night. Overall I enjoyed it (but my wife, who is not a programmer, fell asleep). My only quibble is that they spent too much time

Python documentary

2025-08-29 Thread Larry Martell via Python-list
https://www.youtube.com/watch?v=GfH4QL4VqJ0 Watched this last night. Overall I enjoyed it (but my wife, who is not a programmer, fell asleep). My only quibble is that they spent too much time talking about the walrus controversy. -- https://mail.python.org/mailman3//lists/python-list.python.org

Re: can you improve this text-only beginner copy program?

2025-08-28 Thread dn via Python-list
PS Ethan: way-down the docs you'll find two very handy methods worth applying as a second-attempt at this challenge! On 28/08/25 03:41, Chris Angelico via Python-list wrote: On Thu, 28 Aug 2025 at 01:28, Ethan Carter wrote: def copy(s, d): """Copies text fil

Re: can you improve this text-only beginner copy program?

2025-08-28 Thread dn via Python-list
On 29/08/25 10:52, Grant Edwards via Python-list wrote: On 2025-08-28, Mark Bourne wrote: Ethan Carter wrote: PS. Is it just me or there's just us in this used-to-be-very-active group? Thanks for being my teacher here. Have a good day! Until a few months ago, there was a gateway

Re: can you improve this text-only beginner copy program?

2025-08-28 Thread Grant Edwards via Python-list
On 2025-08-28, Mark Bourne wrote: > Ethan Carter wrote: >> PS. Is it just me or there's just us in this used-to-be-very-active >> group? Thanks for being my teacher here. Have a good day! >> > > Until a few months ago, there was a gateway that forwarded messages both > ways between this newsg

Re: can you improve this text-only beginner copy program?

2025-08-28 Thread Grant Edwards via Python-list
On 2025-08-28, Roel Schroeven wrote: >> If an OS did let you delete an open file, how would you expect it to >> behave? Would you still be able to use the file? Would the file be >> marked for deletion and be deleted when it was finally closed? > Unix-like operating systems do let you delete a

Re: can you improve this text-only beginner copy program?

2025-08-27 Thread Grant Edwards via Python-list
On 2025-08-27, Chris Angelico via Python-list wrote: > On Thu, 28 Aug 2025 at 01:28, Ethan Carter wrote: >> def copy(s, d): >> """Copies text file named S to text file named D.""" >> with open(s) as src: >> with open(d,

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