Re: using regex for password validation

2020-12-23 Thread dn via Python-list
On 24/12/2020 12:20, 2qdxy4rzwzuui...@potatochowder.com wrote: On 2020-12-24 at 11:41:15 +1300, dn via Python-list wrote: On 24/12/2020 06:03, Sadaka Technology wrote: hello guys, I have this pattern for password validation (regex): [...] Is it my imagination, or does a password in

Re: using regex for password validation

2020-12-23 Thread dn via Python-list
On 24/12/2020 12:25, Chris Angelico wrote: On Thu, Dec 24, 2020 at 9:42 AM dn via Python-list wrote: Hang-on though, look at how much 'work' is involved, compared with a single line of RegEx! Why go to such bother? There's several reasons. Good question! Look at this al

Re: Which method to check if string index is queal to character.

2020-12-28 Thread dn via Python-list
dot/period/stop, then it seems quite probable that our user has made a typo! This is why some sites require an email address to be entered twice. (but copy-paste anyone?) Going much further than a typo-reducing/sanity-check is, per @Richard, considerably harder - and ultimately cannot guarantee an address. Thus, indulges in a sub-field of cyber-alchemy! -- Regards =dn -- https://mail.python.org/mailman/listinfo/python-list

Re: Plotting in python for Monte Carlo Method

2021-01-02 Thread dn via Python-list
On 1/2/21 12:17 AM, Meghna Karkera wrote: > Dear Respected Sir > > May I request you to help me plot the number of histories versus standard > deviation along with mean for integral of 2x dx from 0 to 5 abtained using > the Monte Carlo python program. > > I've calcul

Re: Python Mauritius Usergroup - End of Year report 2020

2021-01-02 Thread dn via Python-list
On 1/3/21 5:01 PM, Abdur-Rahmaan Janhangeer wrote: > Greetings list, > > Here's our usergroup's end of year report for 2020: > Happy reading! > > https://www.pymug.com/assets/pymug_end_of_year_2020_v2.pdf Well done @A-R! -- Regards =dn -- https://mail.python.org/mailman/listinfo/python-list

Re: dayofyear is not great when going into a new year

2021-01-05 Thread dn via Python-list
On 1/6/21 9:55 AM, Martin Schöön wrote: > Hello, > > I have had some Python fun with COVID-19 data. I have done > some curve fitting and to make that easier I have transformed > date to day of year. Come end of 2020 and beginning of 2021 > and this idea falls on its face. &g

Re: primitive password cracker

2021-01-07 Thread dn via Python-list
BTW have you realised a second 'typo' - that there are only 24 letters in this 'alphabet'? It is not difficult to parametrise the building of a "password cracking dictionary"! (NB not same definition as a Python dictionary) Take it one step (one character) at a time.

Re: A beginning beginner's question about input, output and . . .

2021-01-11 Thread dn via Python-list
On 12/01/2021 09.37, DonK wrote: > > Hi, I'm thinking about learning Python but I'm 74 years old and will > very likely not ever have a programming job again. I used to program > in Visual Basic, C\C++, Delphi, etc. and some obscure "mainframe" > languages. I

Re: on writing a number as 2^s * q, where q is odd

2023-11-29 Thread jak via Python-list
Dom Grigonis ha scritto: def powers_of_2_in(n): s = 0 while n % 2 == 0: s += 1 n = n // 2 return s, n Good solution, unfortunately if the input data is zero, the function never ends. On 30 Nov 2023, at 02:44, Julieta Shem via Python-list wrote: How would

Re: on writing a number as 2^s * q, where q is odd

2023-12-03 Thread jak via Python-list
ut here---end--->8--- for n = 0 your function get stack overflow -- https://mail.python.org/mailman/listinfo/python-list

Re: on writing a number as 2^s * q, where q is odd

2023-12-03 Thread jak via Python-list
--end--->8--- for n = 0 your function get stack overflow That's right. Let's say ``assert n > 0'' before we say ``if''. ...or just: ... if n == 0 or remainder(n, 2) != 0: ... -- https://mail.python.org/mailman/listinfo/python-list

Re: on writing a number as 2^s * q, where q is odd

2023-12-04 Thread jak via Python-list
Oscar Benjamin ha scritto: On Sun, 3 Dec 2023 at 10:25, Julieta Shem via Python-list wrote: Alan Bawden writes: def powers_of_2_in(n): bc = (n ^ (n - 1)).bit_count() - 1 return bc, n >> bc That's pretty fancy and likely the fastest. It might be the fastest but it

Re: on writing a number as 2^s * q, where q is odd

2023-12-05 Thread jak via Python-list
+ ((n & 0o070707070707070707070) >> 3)) return (n % 63) + (0, 1, 1, 2)[lt] n=0x bit_count_64(n) 64 n=0x3ffe bit_count_64(n) 61 bit_count_64(1 << 63) 1 ...in C it would have been simpler :^) -- https://mail.python.org/mailman/listinfo/python-list

Re: How/where to store calibration values - written by program A, read by program B

2023-12-05 Thread MRAB via Python-list
On 2023-12-05 14:37, Chris Green via Python-list wrote: Is there a neat, pythonic way to store values which are 'sometimes' changed? My particular case at the moment is calibration values for ADC inputs which are set by running a calibration program and used by lots of programs whi

Re: How/where to store calibration values - written by program A, read by program B

2023-12-06 Thread MRAB via Python-list
On 2023-12-06 12:23, Thomas Passin via Python-list wrote: On 12/6/2023 6:35 AM, Barry Scott via Python-list wrote: On 6 Dec 2023, at 09:32, Chris Green via Python-list wrote: My requirement is *slightly* more complex than just key value pairs, it has one level of hierarchy, e.g

Re: How/where to store calibration values - written by program A, read by program B

2023-12-06 Thread dn via Python-list
On 7/12/23 07:12, MRAB via Python-list wrote: On 2023-12-06 12:23, Thomas Passin via Python-list wrote: On 12/6/2023 6:35 AM, Barry Scott via Python-list wrote: On 6 Dec 2023, at 09:32, Chris Green via Python-list wrote: My requirement is *slightly* more complex than just key value pairs

Re: How/where to store calibration values - written by program A, read by program B

2023-12-06 Thread MRAB via Python-list
On 2023-12-06 20:11, dn via Python-list wrote: On 7/12/23 07:12, MRAB via Python-list wrote: On 2023-12-06 12:23, Thomas Passin via Python-list wrote: On 12/6/2023 6:35 AM, Barry Scott via Python-list wrote: On 6 Dec 2023, at 09:32, Chris Green via Python-list wrote: My requirement is

Re: A problem with str VS int.

2023-12-09 Thread dn via Python-list
On 10/12/23 15:42, Steve GS via Python-list wrote: If I enter a one-digit input or a three-digit number, the code works but if I enter a two digit number, the if statement fails and the else condition prevails. tsReading = input(" Enter the " + Brand + " tes

Re: How to enter multiple, similar, dictionaries?

2023-12-11 Thread MRAB via Python-list
On 2023-12-11 15:57, Chris Green via Python-list wrote: Chris Green wrote: Is there a way to abbreviate the following code somehow? lv = {'dev':'bbb', 'input':'1', 'name':'Leisure volts'} sv = {'dev':'bbb'

Re: A problem with str VS int.

2023-12-12 Thread dn via Python-list
ncoded. It is language independent. The definition of order or sequence is called "collation". "Comparisons" establish relative-sequence. You will find some handy explanations of how comparisons work (eg equals or less-than) in the Python manual. After working through

Re: IDLE editor suggestion.

2023-12-12 Thread MRAB via Python-list
On 2023-12-12 08:22, Steve GS via Python-list wrote: Maybe this already exists but I have never seen it in any editor that I have used. It would be nice to have a pull-down text box that lists all of the searches I have used during this session. It would make editing a lot easier if I could

Re: IDLE editor suggestion.

2023-12-12 Thread MRAB via Python-list
On 2023-12-13 01:28, Steve GS via Python-list wrote: Does anything from the Visual Studio family of software have a pull down menu that lists previous searches so that I don’t have to enter them every time? SGA Visual Studio search box has a dropdown list that's shown when you press the

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2023-12-22 Thread Barry via Python-list
> On 22 Dec 2023, at 12:39, Sibylle Koczian via Python-list > wrote: > > Hello, > > I always install Python on Windows in the same manner: > > - Python is not on the path, > - it is installed for all users, > - the Python Launcher is installed for all users

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2023-12-22 Thread Barry via Python-list
> On 22 Dec 2023, at 14:29, Sibylle Koczian wrote: > > #!/usr/bin/env/python That was what i thought you had and it will not work. The BOM suggestion is worth trying. Barry -- https://mail.python.org/mailman/listinfo/python-list

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2023-12-22 Thread Barry via Python-list
> On 22 Dec 2023, at 14:58, Christian Buhtz via Python-list > wrote: > > On Windows 11 it usually is the "Terminal" which is different from cmd.exe. In terminal app you can run cmd.exe or powershell, so it is basically the same. Barry -- https://mail.python.org/m

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2023-12-22 Thread Barry via Python-list
> On 23 Dec 2023, at 00:15, Thomas Passin via Python-list > wrote: > > In neither case is the shebang line used. As i understand it, not in front of my windows box to check. The handler for .py file extension is set to be the py.exe It is py.exe that understands shebang l

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2023-12-23 Thread rbowman via Python-list
On Fri, 22 Dec 2023 17:27:58 -0700, Michael Torrie wrote: > Using the py launcher as your Windows association with .py and.pyw files > you can have multiple versions of python installed and everything works > as it should, according to your shebang, just like on Unix. Does that

Re: making your own DirEntry.

2023-12-23 Thread immibis via Python-list
On 12/23/23 10:48, Antoon Pardon wrote: Op 22/12/2023 om 21:39 schreef DL Neil via Python-list: Why create a DirEntry? Why not go directly to os.mkdir() or whatever? Because I have functions with DirEntry parameters. Python is duck-typed, so it's quite likely that if you pass some

Re: What is Install-Paths-To in WHEEL file?

2023-12-24 Thread Barry via Python-list
> On 24 Dec 2023, at 00:58, Left Right via Python-list > wrote: > > I'm trying to understand the contents of Wheel files There are lots of packaging experts that hang out on https://discuss.python.org/ you are likely to get a response there if not here replies.

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2023-12-24 Thread Barry via Python-list
> On 24 Dec 2023, at 00:54, rbowman via Python-list > wrote: > > Does that work with virtualenv or conda? I'm slowly getting up to speed > with those. Conda is its own thing, not need for py.exe. Once you have created the venv you do not need py.exe as you will have py

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2023-12-25 Thread rbowman via Python-list
On Sun, 24 Dec 2023 22:55:34 +, Barry wrote: >> On 24 Dec 2023, at 00:54, rbowman via Python-list >> wrote: >> >> Does that work with virtualenv or conda? I'm slowly getting up to speed >> with those. > > Conda is its own thing, not need for py.exe

Re: >>> %matplotlib inline results in SyntaxError: invalid syntax

2023-12-25 Thread MRAB via Python-list
On 2023-12-25 19:53, Alan Gauld via Python-list wrote: On 25/12/2023 05:34, geetanajali homes via Python-list wrote: import numpy as np import pandas as pd import random import matplotlib.pyplot as plt %matplotlib inline I get an error on the last line. I am running this code in Idle

Re: How/where to store calibration values - written by program A, read by program B

2023-12-28 Thread rbowman via Python-list
sume the changes will be picked up when the scripts are restarted but this is not always acceptable. -- https://mail.python.org/mailman/listinfo/python-list

Re: mypy question

2023-12-30 Thread Barry via Python-list
> On 30 Dec 2023, at 15:11, Karsten Hilbert via Python-list > wrote: > > queries = [{'SQL': 'SELECT %(value)s', 'args': {'value': 1}}] > > and > > run_queries(conn, queries:list[str|dict[str, Any]]): In cases like this I o

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2024-01-01 Thread Barry via Python-list
> On 1 Jan 2024, at 11:14, Sibylle Koczian via Python-list > wrote: > > But in all this thread I didn't see a single explanation for my current > situation: one and the same shebang line works on Windows 10 / Python 3.11 > and doesn't work on Windows 11 / Py

Re: Extract lines from file, add to new files

2024-01-11 Thread MRAB via Python-list
On 2024-01-11 18:08, Rich Shepard via Python-list wrote: It's been several years since I've needed to write a python script so I'm asking for advice to get me started with a brief script to separate names and email addresses in one file into two separate files: salutation.txt and

Re: Extract lines from file, add to new files

2024-01-11 Thread Mirko via Python-list
Am 11.01.24 um 20:53 schrieb Rich Shepard via Python-list: On Thu, 11 Jan 2024, Piergiorgio Sartor via Python-list wrote: Why not to use bash script for all? Piergiorgio, That's certainly a possibility, and may well be better than python for this task. Thank you, Rich awk '

Re: Extract lines from file, add to new files

2024-01-11 Thread dn via Python-list
On 12/01/24 10:33, Left Right via Python-list wrote: By the way, in an attempt to golf this problem, I discovered this, which seems like a parser problem: This is what Python tells me about its grammar: with_stmt: | 'with' '(' ','.with_item+ ','? &

Re: Extract lines from file, add to new files

2024-01-11 Thread dn via Python-list
On 12/01/24 12:56, Chris Angelico via Python-list wrote: On Fri, 12 Jan 2024 at 08:56, Left Right via Python-list wrote: By the way, in an attempt to golf this problem, I discovered this, which seems like a parser problem: When you jump immediately to "this is a bug", all you

Re: Extract lines from file, add to new files

2024-01-13 Thread dn via Python-list
On 12/01/24 08:53, Rich Shepard via Python-list wrote: On Thu, 11 Jan 2024, Piergiorgio Sartor via Python-list wrote: Why not to use bash script for all? Piergiorgio, That's certainly a possibility, and may well be better than python for this task. (sitting in a meeting with litt

Mtg: Object-Oriented VacExcHndlrs (UTC+13)

2024-01-13 Thread dn via Python-list
eption Handlers" series (https://danceswithmice.info/Python/2024/VacExcHndlrs.html) - virtual-gatherings for folk left-behind to keep the wheels turning, whilst everyone else swans-off sunning themselves... (non-Kiwis please remember: it's not just school vacation, but summer-time down-

Re: Extract lines from file, add to new files

2024-01-13 Thread dn via Python-list
On 13/01/24 00:11, Left Right via Python-list wrote: To people discussing BNF: The grammar language Python uses is *very* far from BNF. It's more similar to PEG, but even then it's still quite far. Python's grammar is just its own thing, which makes it harder to read, if

Re: Extract lines from file, add to new files

2024-01-14 Thread dn via Python-list
On 14/01/24 16:48, Chris Angelico wrote: On Sun, 14 Jan 2024 at 14:43, dn via Python-list wrote: Similarly, whilst we could write: a, b, c = 1, 2, 3 I would only do this when it aligns particularly well with the algorithm being implemented. For example, you could start a Fibonacci

Re: Extract lines from file, add to new files

2024-01-14 Thread dn via Python-list
On 15/01/24 10:23, Chris Angelico via Python-list wrote: On Mon, 15 Jan 2024 at 08:15, Left Right wrote: Python grammar rules prevent function definition from appearing in left-hand side of the head of the for loop. However, a variable declaration, which is also a statement, is allowed there

Re: Extract lines from file, add to new files

2024-01-14 Thread dn via Python-list
re are the conceptual differences between what Python grammar language does and what you'd expect from anything that's based on BNF, modified or not: Python isn't a context-free language, so the grammar that is used to describe it doesn't actually describe the language... so,

Re: Extract lines from file, add to new files

2024-01-14 Thread dn via Python-list
On 15/01/24 08:06, AVI GROSS via Python-list wrote: ...> You provided a way to create an anonymous function and that was not enough. I wonder if you could throw in the new := walrus operator to similarly make a named lambda function in a similar way. Why would @Chris have anything to do w

Re: Extract lines from file, add to new files

2024-01-14 Thread dn via Python-list
On 15/01/24 11:47, Chris Angelico via Python-list wrote: On Mon, 15 Jan 2024 at 09:40, dn via Python-list wrote: The basic challenge came from my earlier (and blasé) repetition of the Python refrain "everything in Python is an object". Which led to: ... So, no, there's an &qu

Re: Extract lines from file, add to new files

2024-01-14 Thread dn via Python-list
On 15/01/24 14:33, Chris Angelico via Python-list wrote: On Mon, 15 Jan 2024 at 12:12, dn via Python-list wrote: Here's another witticism I'll often toss at trainees (in many languages, and especially in UX): just because we can do it, doesn't make it a good idea! Programm

Re: Extract lines from file, add to new files

2024-01-14 Thread dn via Python-list
On 15/01/24 14:45, Chris Angelico wrote: On Mon, 15 Jan 2024 at 12:42, dn via Python-list wrote: On 15/01/24 14:33, Chris Angelico via Python-list wrote: On Mon, 15 Jan 2024 at 12:12, dn via Python-list wrote: Here's another witticism I'll often toss at trainees (in many lang

Re: Extract lines from file, add to new files

2024-01-15 Thread dn via Python-list
On 15/01/24 21:13, Greg Ewing via Python-list wrote: On 15/01/24 1:54 pm, dn wrote: Soon after, Wirth simplified rather than expanded, and developed Pascal. Before Pascal there was Algol-W, which Wirth invented as a rebellion against how complicated Algol 68 was becoming. When I first saw

Re: Question about garbage collection

2024-01-16 Thread Barry via Python-list
> On 16 Jan 2024, at 03:49, Thomas Passin via Python-list > wrote: > > This kind of thing can happen with PyQt, also. There are ways to minimize it > but I don't know if you can ever be sure all Qt C++ objects will get deleted. > It depends on the type of objec

Re: Question about garbage collection

2024-01-16 Thread Barry via Python-list
> On 16 Jan 2024, at 13:17, Thomas Passin via Python-list > wrote: > > The usual advice is to call deleteLater() on objects derived from PyQt > classes. I don't know enough about PyQt to know if this takes care of all > dangling reference problems, though. It

Re: Question about garbage collection

2024-01-16 Thread Barry via Python-list
> On 16 Jan 2024, at 12:10, Frank Millman via Python-list > wrote: > > My problem is that my app is quite complex, and it is easy to leave a > reference dangling somewhere which prevents an object from being gc'd. What I do to track these problems down is use g

Re: Python 3.12.1, Windows 11: shebang line #!/usr/bin/env python3 doesn't work any more

2024-01-16 Thread Barry via Python-list
> On 16 Jan 2024, at 17:11, Sibylle Koczian via Python-list > wrote: > > while the new Windows 11 machine finds the Microsoft stub You can turn off the stub in windows settings. The magic windows jargon is “App Execution Aliases”. Once you find it in settings you can turn off th

How would you name this dictionary?

2024-01-21 Thread bagratte via Python-list
class NameMe(dict): def __missing__(self, key): return key -- https://mail.python.org/mailman/listinfo/python-list

Re: How to create a binary tree hierarchy given a list of elements as its leaves

2024-01-28 Thread MRAB via Python-list
On 2024-01-28 18:16, marc nicole via Python-list wrote: So I am trying to build a binary tree hierarchy given numerical elements serving for its leaves (last level of the tree to build). From the leaves I want to randomly create a name for the higher level of the hierarchy and assign it to the

Re: Extract lines from file, add to new files

2024-01-29 Thread dn via Python-list
On 30/01/24 05:15, Rich Shepard via Python-list wrote: On Fri, 12 Jan 2024, Rich Shepard via Python-list wrote: For my use 1) the salutation and email address (always with an '@') are sequential and 2) I'm developing the script to extract both from the same file. I've

magic-folder 24.1.0

2024-01-31 Thread meejah via Python-list
gic-folder clients can join the same Folder, adding and synchronizing data across multiple devices. Written in Python, Magic Folder supports Linux, MacOS and Windows. Python3 and PyPy are supported. By itself, this project requires familiarity with the command-line and long-running processes. Th

MTG: pytest (NZPUG, Auckland, VacExcHndlrs)

2024-01-31 Thread dn via Python-list
Wed 7 Feb (evening NZDT) will be the last virtual gathering in the current Vacation Exception Handlers (VacExcHndlrs) series (https://danceswithmice.info/Python/2024/VacExcHndlrs.html). You are cordially-invited to join us to investigate the pytest Python testing framework. "The p

Re: Extract lines from file, add to new files

2024-02-03 Thread dn via Python-list
Every trainer, in any field, has to deal with these problems - all the time, and over-and-over. On 4/02/24 06:58, Thomas Passin via Python-list wrote: In my view this whole thread became murky and complicated because the OP did not write down the requirements for the program.  Requirements

Re: Error pd.set_option('display.width', 10000)

2024-02-03 Thread MRAB via Python-list
On 2024-02-03 23:02, gelukt gelukt via Python-list wrote: Dear, While running a code, I get the error below: What does this error mean? How can I fix this error? C:\Users\brech\Desktop\Crypto\venv\Scripts\python.exe "C:/Users/brech/Desktop/Crypto/Project/aaa Arbitrage.py" Trace

Re: Extract lines from file, add to new files

2024-02-04 Thread dn via Python-list
the debate 'up' a level, in that there are two pertinent Python Discussion Lists (amongst the many): Tutor which is expressly for learners (and tutors), and this one which is to discuss Python. Accordingly, one might suggest that people 'here' are looking for a direct answe

Python misbehavior

2024-02-07 Thread Jim via Python-list
Friends, Please forgive me if this is not the proper forum for dealing with an issue of mine, but I am at a loss in finding a fix for a python problem in the program ClipGrab. The program allows one to download videos or audios from YouTube and other media sites. My limited understanding of the

test-ignore

2024-02-15 Thread E.D.G. via Python-list
Test - ignore February 15, 2024 Test post to see if my Newsgroup post program is working. -- https://mail.python.org/mailman/listinfo/python-list

Re: test-ignore

2024-02-15 Thread dn via Python-list
On 16/02/24 13:29, Skip Montanaro via Python-list wrote: Test post to see if my Newsgroup post program is working. Aim your test messages at alt.test, please. I agree that basic Usenet connectivity messages should go to alt.test. It's not clear from the original post, but if the pos

Re: test-ignore

2024-02-15 Thread MRAB via Python-list
On 2024-02-16 00:29, Skip Montanaro via Python-list wrote: > Test post to see if my Newsgroup post program is working. Aim your test messages at alt.test, please. I agree that basic Usenet connectivity messages should go to alt.test. It's not clear from the original post, bu

Re: A question about import

2024-02-16 Thread MRAB via Python-list
On 2024-02-16 20:07, Gabor Urban via Python-list wrote: Hi guys, I need something about modules to be clarified. Suppose I have written a module eg: ModuleA which imports an other module, let us say the datetime. If I import ModuleA in a script, will be datetime imported automatically? Yes

Re: Using __new__

2024-02-17 Thread MRAB via Python-list
On 2024-02-17 22:35, Jonathan Gossage via Python-list wrote: I am attempting to use the __new__ method in the following code: class SingletonExample(object): _instance = None def __new__(cls, **kwargs): if cls._instance is None: cls._instance = super().__new__

Re: Using __new__

2024-02-17 Thread dn via Python-list
On 18/02/24 11:35, Jonathan Gossage via Python-list wrote: I am attempting to use the __new__ method in the following code: class SingletonExample(object): _instance = None def __new__(cls, **kwargs): if cls._instance is None: cls._instance = super().__new__(cls

Re: Using __new__

2024-02-17 Thread dn via Python-list
n learn from, or contribute to, this conversation! -- Regards, =dn -- https://mail.python.org/mailman/listinfo/python-list

Re: Using __new__

2024-02-17 Thread dn via Python-list
similar fashion to the singleton's if-statement attempting to make sure it is unique) - perhaps someone knows a better/proper way to do this? Suggested research: custom classes, ABCs, and meta-classes... See also recent improvements to Python which have made it easier for sub-classes (a

Re: Can one output something other than 'nan' for not a number values?

2024-02-18 Thread dn via Python-list
On 18/02/24 09:53, Grant Edwards via Python-list wrote: On 2024-02-17, Cameron Simpson via Python-list wrote: On 16Feb2024 22:12, Chris Green wrote: I'm looking for a simple way to make NaN values output as something like '-' or even just a space instead of

Re: Testing (sorry)

2024-02-18 Thread dn via Python-list
On 19/02/24 12:09, Grant Edwards via Python-list wrote: ... But posts to the list still seemed to vanish into the ether while emails from both accounts reached other destinations without delay, During this process a number of posts from other users did appear in the list archive and at at

Re: Can one output something other than 'nan' for not a number values?

2024-02-19 Thread dn via Python-list
On 20/02/24 05:58, Grant Edwards via Python-list wrote: Here's a demonstration of how to hook custom code into the f-string formatting engine. It's brilliantly depraved. https://stackoverflow.com/questions/55876683/hook-into-the-builtin-python-f-string-format-machinery From

Re: Can one output something other than 'nan' for not a number values?

2024-02-19 Thread dn via Python-list
On 20/02/24 01:04, Chris Green via Python-list wrote: dn wrote: On 18/02/24 09:53, Grant Edwards via Python-list wrote: On 2024-02-17, Cameron Simpson via Python-list wrote: On 16Feb2024 22:12, Chris Green wrote: I'm looking for a simple way to make NaN values output as something

Re: Problem resizing a window and button placement

2024-02-23 Thread MRAB via Python-list
On 2024-02-24 01:14, Steve GS via Python-list wrote: Python, Tkinter: How do I determine if a window has been resized? I want to locate buttons vertically along the right border and need to know the new width. The buttons are to move with the change of location of the right-side border. Bind

Re: Problem resizing a window and button placement

2024-02-24 Thread Barry via Python-list
> On 24 Feb 2024, at 04:36, Steve GS via Python-list > wrote: > > How do I extract the values > from args? You can look up the args in documentation. You can run the example code MRAB provided and see what is printed to learn what is in the args. Barry -- https://

Re: Problem resizing a window and button placement

2024-02-24 Thread MRAB via Python-list
On 2024-02-25 00:33, Steve GS via Python-list wrote: "Well, yes, in Python a variable created inside a function or method is local to that function unless you declare it global." Yes, I knew that. I tried to global it both before the function call and within it. Same for when I c

Re: Problem resizing a window and button placement

2024-02-24 Thread MRAB via Python-list
Also, 'global' works only within a function. 8< import tkinter as tk def on_configure(event):     print(f'{event.width=}, {event.height=}') root = tk.Tk() root.bind('',on_configure) root.mainloop() 8< -- https://mail.python.org/mailman/listinfo/python-list

Re: Problem resizing a window and button placement

2024-02-25 Thread MRAB via Python-list
On 2024-02-25 21:19, Steve GS via Python-list wrote: SOLUTION FOUND! The fix was to write the code that uses the width value and to place it into the function itself. Kluge? Maybe but it works. Mischief Managed. As for the most recent suggestion, it fails for me

Re: Variable scope inside and outside functions - global statement being overridden by assignation unless preceded by reference

2024-03-05 Thread dn via Python-list
the ultimate description! Perhaps start with a small experiment: - after l_servers is created, print its id() - after the global statement, print its id() - after the clear/reassignment, print its id() Is Python always working with the same list? Please advise... On 6/03/24 07:13, Jacob Kruger

Re: Can u help me?

2024-03-05 Thread MRAB via Python-list
On 2024-03-06 00:06, Chano Fucks via Python-list wrote: [image: image.png] This list removes all images. -- https://mail.python.org/mailman/listinfo/python-list

Re: Can u help me?

2024-03-05 Thread MRAB via Python-list
On 2024-03-06 00:24, Ethan Furman via Python-list wrote: On 3/5/24 16:06, Chano Fucks via Python-list wrote: [image: image.png] The image is of MS-Windows with the python installation window of "Repair Successful". Hopefully somebody better at explaining that problem can take it

Re: Can u help me?

2024-03-05 Thread MRAB via Python-list
On 2024-03-06 01:44, Ethan Furman via Python-list wrote: On 3/5/24 16:49, MRAB via Python-list wrote: > On 2024-03-06 00:24, Ethan Furman via Python-list wrote: >> On 3/5/24 16:06, Chano Fucks via Python-list wrote: >> >>> [image: image.png] >> >>

Re: Variable scope inside and outside functions - global statement being overridden by assignation unless preceded by reference

2024-03-06 Thread dn via Python-list
On 7/03/24 05:28, Jacob Kruger via Python-list wrote: ... So, yes, know this comes across like some form of a scam/joke, or list-garbage, since it doesn't make any sense to me at all, but still just wondering if missing something, or should I shift over to 3.12 to see if if works differ

Re: If a dictionary key has a Python list as its value!

2024-03-07 Thread MRAB via Python-list
On 2024-03-07 14:11, Varuna Seneviratna via Python-list wrote: If a dictionary key has a Python list as its value, you can read the values one by one in the list using a for-loop like in the following. d = {k: [1,2,3]} for v in d[k]: print(v) No tutorial describes this, why? What is

Re: pathlib.Path.is_file vs os.path.isfile difference

2024-03-10 Thread Barry via Python-list
> On 8 Mar 2024, at 23:19, Thomas Passin via Python-list > wrote: > > We just learned a few posts back that it might be specific to Linux; I ran it > on Windows. Depending on the exact win32 api used there is a 257 limit on windows. The 257 includes 2 for the device, C:,

Re: pathlib.Path.is_file vs os.path.isfile difference

2024-03-10 Thread Barry via Python-list
> On 10 Mar 2024, at 14:49, Thomas Passin via Python-list > wrote: > > That and there's a registry setting: > > https://learn.microsoft.com/en-us/windows/win32/fileio/maximum-file-path-limitation > Yep that and rules about size of parts of the path. Barry -

Re: A Single Instance of an Object?

2024-03-11 Thread dn via Python-list
Good question Rambius! On 12/03/24 09:53, Ivan "Rambius" Ivanov via Python-list wrote: Hello, I am refactoring some code and I would like to get rid of a global variable. Here is the outline: import subprocess CACHE = {} First thought: don't reinvent-the-wheel, use lr

Re: Configuring an object via a dictionary

2024-03-15 Thread dn via Python-list
On 15/03/24 22:30, Loris Bennett via Python-list wrote: Hi, I am initialising an object via the following: def __init__(self, config): self.connection = None self.source_name = config['source_name'] self.server_host = config[&#

Re: Configuring an object via a dictionary

2024-03-16 Thread Barry via Python-list
> 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. I avoid this idiom because it fa

Re: Configuring an object via a dictionary

2024-03-16 Thread dn via Python-list
On 16/03/24 21:15, 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. I a

Re: Configuring an object via a dictionary

2024-03-16 Thread dn via Python-list
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: I've always like writing using the "or" form and have never gotten bit I, on the other han

MTG: Introductions to PyQt and DataClasses

2024-03-16 Thread dn via Python-list
irefox - for now). A head-set will facilitate asking questions but text-chat will be available. Please RSVP at https://www.meetup.com/nzpug-auckland/events/299764049/ See you there! =dn, Branch Leader -- https://mail.python.org/mailman/listinfo/python-list

Re: MTG: Introductions to PyQt and DataClasses

2024-03-17 Thread dn via Python-list
On 17/03/24 23:40, Jim Schwartz wrote: Will it be recorded? Better than that (assumption) "coming soon" - please join-up or keep an eye on PySprings' Meetup ANNs: https://www.meetup.com/pysprings/ On Mar 17, 2024, at 1:47 AM, dn via Python-list wrote: The Auckland Branch

Re: Configuring an object via a dictionary

2024-03-17 Thread dn via Python-list
On 18/03/24 04:11, Peter J. Holzer via Python-list wrote: 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

Re: MTG: Introductions to PyQt and DataClasses

2024-03-17 Thread dn via Python-list
/should I 'do more', and similar. One of the valuable observations is that most of us would benefit by improving our sleep-schedule and ensuring we do sleep for sufficient time (probably longer than current habit). -- Regards, =dn -- https://mail.python.org/mailman/listinfo/python-list

Re: Configuring an object via a dictionary

2024-03-18 Thread Tobiah via Python-list
, key, val) f = Foo({'cat': 'dog'}) print(f.cat) (outputs 'dog') -- https://mail.python.org/mailman/listinfo/python-list

Re: Configuring an object via a dictionary

2024-03-18 Thread Tobiah via Python-list
e foo.config an object by itself so you can do foo.config.option. You'd fill it's attributes in the same way I suggested for your main object. -- https://mail.python.org/mailman/listinfo/python-list

Re: the name ``wheel''

2024-03-21 Thread MRAB via Python-list
On 2024-03-21 11:36, Johanne Fairchild via Python-list wrote: Why is a whl-package called a ``wheel''? Is it just a pronunciation for the extension WHL or is it really a name? Also, it seems that when I install Python on Windows, it doesn't come with pip ready to run. I had to

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