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Thread: Programmatically creating buttons that remember their positions
Post: RE: Programmatically creating buttons that remembe...
| (Jun-21-2023, 06:54 PM)Gribouillis Wrote: You could also store the row and column as attributes in the Button instance
That's fantastic, but both solutions provided had a commonality that ended up b... |
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Clunk_Head |
GUI |
6 |
1,412 |
Jun-21-2023, 08:20 PM |
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Thread: Programmatically creating buttons that remember their positions
Post: RE: Programmatically creating buttons that remembe...
| (Jun-21-2023, 05:09 PM)DeaD_EyE Wrote: With a trick, you could use command with partial, to call the callback together with the instance of the button itself as the first argument.
Thank you.
Looks... |
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Clunk_Head |
GUI |
6 |
1,412 |
Jun-21-2023, 06:29 PM |
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Thread: Programmatically creating buttons that remember their positions
Post: Programmatically creating buttons that remember th...
| I'm looking to create buttons that remember where they are are in a 2D list. This way they can share a single function that takes their 2D list indices as parameters. Ultimately, I want the button to ... |
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Clunk_Head |
GUI |
6 |
1,412 |
Jun-21-2023, 02:20 PM |
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Thread: Passing string functions as arguments
Post: RE: Passing string functions as arguments
| I knew it was something simple.
Thanks a bunch |
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Clunk_Head |
General Coding Help |
3 |
1,299 |
Jun-15-2022, 04:51 AM |
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Thread: Passing string functions as arguments
Post: Passing string functions as arguments
| I want to pass string functions like string.upper into another function as a parameter, there to be called as a function.
A simplified example:
def transform_nth(str_in, n, transform):
return ''.j... |
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Clunk_Head |
General Coding Help |
3 |
1,299 |
Jun-15-2022, 04:44 AM |
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Thread: Understanding parentage in environment diagrams
Post: Understanding parentage in environment diagrams
| I'm confused about defining the parent of a function as the frame in which the function is defined as it pertains to a HOF that defines a function and then drops out of scope.
def foo(x):
print(f'... |
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Clunk_Head |
General Coding Help |
1 |
1,073 |
Jun-05-2022, 11:02 PM |
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Thread: Detecting float or int in a string
Post: RE: Detecting float or int in a string
| Here's how I settled it to meet pythonic standards as well as those I was raised on.
In this application, a calculator, I was originally doing this:
1) Try to convert to float
2) except, check against... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-25-2022, 04:01 PM |
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Thread: Detecting float or int in a string
Post: RE: Detecting float or int in a string
| (May-23-2022, 09:30 PM)Gribouillis Wrote: In some other languages, we would need to declare all the exception types that are thrown by the function, which is tedious. But not in Python.
I think ther... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-23-2022, 10:12 PM |
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Thread: Detecting float or int in a string
Post: RE: Detecting float or int in a string
| (May-23-2022, 09:49 PM)bowlofred Wrote: You're doing recursive function calls. Would need to test, but I'd worry that would have a bigger impact on memory than a try block.
Good point. I will test i... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-23-2022, 10:09 PM |
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Thread: Detecting float or int in a string
Post: RE: Detecting float or int in a string
| (May-23-2022, 09:45 PM)Gribouillis Wrote: regular expressions
I understand that python has a fast regex engine. I haven't timed it since python 2 though, but then I found regex to be slower than rep... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-23-2022, 10:02 PM |
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Thread: Detecting float or int in a string
Post: RE: Detecting float or int in a string
| (May-23-2022, 09:01 PM)bowlofred Wrote: Float will handle exponential notation while yours will not. Up to you if that's a problem. Yours will not handle negative numbers or numbers with an explicit... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-23-2022, 09:43 PM |
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Thread: Detecting float or int in a string
Post: RE: Detecting float or int in a string
| (May-23-2022, 09:01 PM)bowlofred Wrote: I don't see anything wrong with using a try/except for handling an attempt to see if something is or is not compatible with float().
How much memory does it u... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-23-2022, 09:12 PM |
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Thread: Detecting float or int in a string
Post: RE: Detecting float or int in a string
| (May-23-2022, 08:44 PM)Gribouillis Wrote: I disagree completely with this philosophy
Can you please provide an example where an exception must be used in place of anything else? I'd like to expand m... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-23-2022, 08:49 PM |
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Thread: Detecting float or int in a string
Post: Detecting float or int in a string
| The str.isnumeric() function is lacking when it comes to detecting floats.
Several sites say to use a try/except to attempt the conversion. I was taught not to depend on try except in the regular prog... |
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Clunk_Head |
General Coding Help |
15 |
4,700 |
May-23-2022, 08:39 PM |
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Thread: It it possible to make a help file explorer with tkinter?
Post: It it possible to make a help file explorer with t...
| I've created an interactive guide using tkinter and I'd like to add a helpfileesque navagation pane to it, as similar to this as possible:
[Image: https://media.pcwin.com/images/screen/58...sy_chm.gif... |
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Clunk_Head |
GUI |
0 |
2,022 |
Aug-07-2021, 06:02 PM |
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Thread: Is rememberme.memory() accurate for recursive structures?
Post: RE: Is rememberme.memory() accurate for recursive ...
| (Dec-17-2020, 10:39 AM)Gribouillis Wrote: You could perhaps add a __slots__ member to your classes, especially the nodes and see if it changes anything (I don't know rememberme.memory()).
With slot... |
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Clunk_Head |
Data Science |
2 |
2,246 |
Dec-17-2020, 06:07 PM |
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Thread: Is rememberme.memory() accurate for recursive structures?
Post: Is rememberme.memory() accurate for recursive stru...
| I'm trying to measure the size of my recursively defined data structures, but I'm getting wildly large results.
Perhaps it's the tool that I'm using rememberme.memory(). I chose this because sys.getsi... |
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Clunk_Head |
Data Science |
2 |
2,246 |
Dec-15-2020, 02:45 PM |
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Thread: Error in code NameError: name ' ' is not defined
Post: RE: Error in code NameError: name ' ' is not defin...
| As others have said, you created numb as an int and are then trying to define variables inside of it.
There are at least two simple solutions:
1) Define a variable for each case.
#Instead of
numb.x ... |
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Clunk_Head |
Homework |
11 |
6,336 |
Sep-16-2020, 10:41 PM |
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Thread: Newbie: Application/programme to write code
Post: RE: Newbie: Application/programme to write code
| I like IDLE available at python.org, but there are a million options.
But the specs you posted should be able to handle both of the applications you mentioned. Perhaps find which version to download t... |
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Clunk_Head |
News and Discussions |
3 |
2,577 |
Sep-15-2020, 11:46 PM |
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Thread: pip3 install opencv-python fails on 'skbuild'
Post: RE: pip3 install opencv-python fails on 'skbuild'
| try: pip3 install opencv-python |
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Clunk_Head |
General Coding Help |
2 |
5,795 |
Sep-15-2020, 06:32 AM |
