On Sunday, October 29, 2017 at 9:19:03 AM UTC-5, Alberto Riva wrote:
> Hello,
>
> I'm wondering if there is a way of writing a function that
> causes a return from the function that called it. To
> explain with an example, let's say that I want to exit my
> function if a dict does not contain a gi
Alberto Riva wrote:
> Rick Johnson wrote:
> > Alberto Riva wrote:
[...]
> >> In a language like Lisp
> >
> > Python is nothing like Lisp, and for good reason!
>
> I would disagree with this. Actually, it's the most Lisp-
> like language I've
Alberto Riva wrote:
> Rick Johnson wrote:
> > Alberto Riva wrote:
> >> Rick Johnson wrote:
> >>> Alberto Riva wrote:
> > [...]
> > > > >
> > > > > In a language like Lisp
> > > >
> > > > Python is noth
Steve D'Aprano wrote:
>
> [...]
>
> I suppose it wouldn't be too awful if macros required
> dedicated syntax, so at least you could distinguish between
> "this is a safe, ordinary function" and "this is a macro,
> it could mean anything".
In the same spirit, i've been trying in vain for *YEARS*
On Tuesday, October 31, 2017 at 1:35:33 PM UTC-5, John Smith wrote:
> If we keep the current implementation as is, perhaps the
> documentation should at least be altered ?
You should supply a concise code example that showcases why
_you_ feel the docs are not satisfactory. It would help.
--
https
On Saturday, November 11, 2017 at 8:07:06 PM UTC-6, [email protected] wrote:
[...]
> By the way, does anyone know what the following codes does?
> (in printer.py file) and how to convert it to v3.x?
>
> class WrapperPrinter:
> def __init__(self,outpath,options,data):
> ...
>
On Sunday, November 12, 2017 at 8:18:04 PM UTC-6, bvdp wrote:
> I'm having a conceptual mind-fart today. I just modified a bunch of code to
> use "from xx import variable" when variable is a global in xx.py. But, when I
> change/read 'variable' it doesn't appear to change. I've written a bit of
On Monday, November 13, 2017 at 10:59:06 AM UTC-6, bvdp wrote:
> Thanks all for confirming that I was wrong to use "from ..
> import".
In this case, but i wouldn't extrapolate that advice to mean
that the form `from X import Y` is _always_ bad. You just
need to understand the consequences of each
Chris Angelico wrote:
> Edward Montague wrote:
> > After successfully installing python 3.6.3 and the
> > appropriate version of IDLE , I attempted to run a matchpy
> > example , to no avail . I'm using a debian distribution ,
> > 8.x or greater , is there something I need to be aware of
> > . The
On Monday, November 13, 2017 at 6:03:23 PM UTC-6, [email protected] wrote:
> for importing obfuscate do we just type in import obfuscate
> or import obfuscate 0.2.2
Oh boy. I had forgotten about this little community "gem"
dating back to 2010. And unfortunately for comrade Steven,
there is no way
On Tuesday, November 14, 2017 at 1:44:17 PM UTC-6, Ben Finney wrote:
> Andrew Z writes:
>
> > Now i want to get certain number of months. Say, i need 3 months duration
> > starting from any month in dict.
> >
> > so if i start @ 7th:
> > my_choice =7
> > for mnth, value in fut_suffix:
> > i
On Thursday, November 16, 2017 at 12:48:05 PM UTC-6, Jakub Raj ok wrote:
> Artificial creating of [Lists], is it possible? the best way...
There is nothing "artificial" about creating any object.
Much less python lists. And i believe the usage of such
word in the title of this thread was unfortun
On Tuesday, November 21, 2017 at 5:57:42 AM UTC-6, Ned Batchelder wrote:
[...]
> [...]
> I don't understand the motivation for limiting how words
> are distributed, but others on this list also do it. For
> example, Dennis Lee Bieber's messages are not in the
> Python-List archives either.
I call
Richard Damon wrote:
> Cheri Castro wrote:
> > I've tried several variations but haven't been able to
> > figure out why my final if elif statement won't print. I
> > tried using return, I tried using 1's and 0's rather than
> > yes and no. Not sure what the issue is. Please, help.
> >
> >
> > #Thi
Chris Angelico wrote:
> Gregory Ewing
> >
> > It looks like I'm going to have to filter Mr. Ram's posts
> > out of my usenet feed as well, lest I accidentally show
> > one of his URIs as a link on my screen.
>
> Or, just ignore his copyright altogether, and let him prove
> its defensibility in co
On Thursday, November 23, 2017 at 9:57:12 PM UTC-6, Ben Finney wrote:
[...]
> This is a necessary consequence of increasing the diversity
> of people able to program in Python: people will express
> ideas originating in their own language, in Python code.
> For that diversity to increase, we Englis
On Thursday, November 23, 2017 at 3:06:00 PM UTC-6, Chris Angelico wrote:
> Seriously? Do I need to wrench this part out of you? This
> was supposed to be the EASY question that everyone can
> agree on, from which I can then draw my line of argument.
Translation:
"Dag-nab-it! You're supposed
Cecil Westerhof wrote:
> Joel Goldstick writes:
[...]
> > I like Ned's clear answer, but I'm wondering why the
> > original code would fail because the substring is at the
> > start of the line, since 'in' would still be true no
> > matter where the desired string is placed. It would be
> >
On Monday, December 4, 2017 at 3:49:11 AM UTC-6, [email protected] wrote:
> I am Dhananjay Singh,Student of IIIT Manipur. Sir/Mam when
> i am double click in python program (Dhananjay.py),it is
> opening in Text Editor by Default in Ubuntu.I want to run
> this program when i double click on i
On Monday, December 4, 2017 at 1:10:01 PM UTC-6, Jason Maldonis wrote:
> I was extending a `list` and am wondering why slicing lists will never
> raise an IndexError, even if the `slice.stop` value if greater than the
> list length.
>
> Quick example:
>
> my_list = [1, 2, 3]
> my_list[:100] # does
Terry Reedy wrote:
[...]
> try:
> item = seq[n]
> except IndexError
> do_without_item()
> else:
> process(item)
>
> item = seq[n:n+1]
> if item:
> process(item)
> else:
> do_without_item()
>
> Many prefer the second.
And they'll prefer it even more when they real
Chris Angelico wrote:
> wrote:
> > Terry Reedy wrote:
> >
> > [...]
> >
> >> try:
> >> item = seq[n]
> >> except IndexError
> >> do_without_item()
> >> else:
> >> process(item)
> >>
> >> item = seq[n:n+1]
> >> if item:
> >> process(item)
> >> else:
> >> do_without_item()
>
On Monday, December 4, 2017 at 6:13:19 PM UTC-6, Chris Angelico wrote:
[...]
> Ahhh, I see how it is. You didn't run the code, ergo you
> don't understand it. Makes perfect sense. :)
Being that Terry didn't offer any declarations or defintions
for his variables or functions, i assumed,
On Monday, December 4, 2017 at 7:47:20 PM UTC-6, Ned Batchelder wrote:
[...]
> Here are details filled in:
>
> $ python3.6
> Python 3.6.3 (default, Oct 4 2017, 06:03:25)
> [GCC 4.2.1 Compatible Apple LLVM 9.0.0 (clang-900.0.37)] on darwin
> Type "help", "copyright", "credits
Ned Batchelder wrote:
[...]
> The point of the example was to demonstrate what happens
> when slicing beyond the bounds of the list. It's beyond
> the scope of the thread to debate whether you might want to
> perform an action in that case.
But, nevertheless, the else-clause is there! And th
Ned Batchelder wrote:
[...]
> Your original statement sounded like, "The else clause can
> never be executed,"
No. Of course not. Note that i mentioned _pragmatism_. My
complaint about the else-clause was not that it could
_never_ be executed, my complaint that was that the else-
clause (in Terry
On Tuesday, December 5, 2017 at 2:58:44 AM UTC-6, Lawrence D'Oliveiro wrote:
> On Tuesday, December 5, 2017 at 3:39:26 AM UTC+13, Rick Johnson wrote:
> >
> > Sounds like your OS file associations are all botched-up ...
>
> Linux doesn't do "OS file associations
Steve D'Aprano wrote:
[...]
> You've already been told that there's no indication or
> reason to believe that it is a non-action. You've already
> been given at least one possible action. It isn't a non-
> action, it is two distinct actions:
>
> - the action you take when the slice is non-empty;
On Wednesday, December 6, 2017 at 2:14:40 AM UTC-6, Percival John Hackworth
wrote:
[...]
> [...]
> The good people (e.g. the friends I asked for advice) are
> to busy to do such little projects to bother.
Good work is not cheap. And cheap work is not good.
> So the market is left with Junior p
On Wednesday, December 6, 2017 at 12:11:47 AM UTC-6, Chris Angelico wrote:
[...]
> To the OP: [...] The best thing to do here is to type
> "python" into your favourite search engine (Google,
> DuckDuckGo, Bing, AltaVista, etc), and then read the web
> page for a download link.
I don't think
Steve D'Aprano wrote:
[...]
> And yes, I'm aware of the irony of me taking this position
> only a couple of posts after I asked the group to run some
> code for me without explaining why I couldn't run it
> myself.[1] [...] But if somebody wants to take me to task
> for
Your virtue signaling he
On Wednesday, December 6, 2017 at 3:13:41 PM UTC-6, Python wrote:
[...]
> Geez, seriously? The snippet is purely academic, obviously
> not a complete or useful program,
Who ever made the claim that it was?
> intended to illustrate that python can take two different
> branches depending on whethe
Terry Reedy wrote:
[...]
> Rick, cut the crap. If you do not understand that
> 'something_else()' != 'pass', re-read the tutorial.
How is the official tutorial going to give me any insight
into an undefined symbol that you invented?
Of course, we all understand
Python wrote:
[...]
> THIS IS FALSE. CALLING A FUNCTION
What *FUNCTION*?
You think you can just slap a function-y looking symbol
willy-nilly in the middle of a chunk of code and then have
it "magically" transform into a python function object?
>>> do_without_item()
Traceback (most re
Gregory Ewing wrote:
[...]
> To be fair to this person, for someone who has a natural
> aptitude for programming, it can be difficult to appreciate
> how hard it is for people who don't. When I first started
> programming, in my early teens, the basic ideas all seemed
> very straightforward,
Alexandre Brault wrote:
[...]
> process() wasn't defined either, nor were n and seq and yet
> you're not complaining about them.
Why would i? Both are highly relevant to the example of
performing a slice. "Don't throw the baby out with the
bathwater", as they say...
> It seems it was clear
On Wednesday, December 6, 2017 at 8:29:23 PM UTC-6, Steve D'Aprano wrote:
[...]
> If the term "OS file associations" is ever so slightly
> inaccurate (it's not the actual OS kernel that does the
> associating, but the desktop environment), well, we can
> probably say the same thing about Mac
Python wrote:
[...]
>
> In this snippet (which again, we agreed was an incomplete
> academic example):
>
> if item:
> process(item)
> else:
> do_without_item()
>
> Can you please explain to me what sort of Python
> syntactical construct do_without_item() could be, other
> t
Cecil Westerhof wrote:
> Joel Goldstick writes:
[...]
> > I like Ned's clear answer, but I'm wondering why the
> > original code would fail because the substring is at the
> > start of the line, since 'in' would still be true no
> > matter where the desired string is placed. It would be
> > usef
On Monday, December 4, 2017 at 3:49:11 AM UTC-6, [email protected] wrote:
> I am Dhananjay Singh,Student of IIIT Manipur. Sir/Mam when
> i am double click in python program (Dhananjay.py),it is
> opening in Text Editor by Default in Ubuntu.I want to run
> this program when i double click on i
Steve D'Aprano wrote:
[...]
> You've already been told that there's no indication or
> reason to believe that it is a non-action. You've already
> been given at least one possible action. It isn't a non-
> action, it is two distinct actions:
>
> - the action you take when the slice is non-empty;
Rustom Mody wrote:
[...]
> Whether there was nothing wrong in what I did, the "wrong-
> right" was de facto, or de jure… I will leave to more wise
> persons than myself
A file with no extension (regardless of the OS or desktop
enviroment that it was created on), is like a sealed box with
no
Lawrence D’Oliveiro wrote:
> Rick Johnson wrote:
> > And it's not like we can just pick file up and shake
> > it, in a crude attempt to intuit the contents.
>
> Yes we can!
BO??? Is that you?
--
https://mail.python.org/mailman/listinfo/python-list
Chris Angelico wrote:
[...]
> > Yeah… magic… in the category of mind-reading? sooth-
> > saying?
>
> Which is why OS/2, back in the 1990s, had *multiple*
> associations for any given file. You could use file types
> (sadly not MIME types - this was before MIME was the one
> obvious standard
g more and more shrill are not talking to
> each other but past each other
I blame the confirmation bias of social media for the
current state of dissed-discourse we find ourselves in these
days.
> > [Rick Johnson wrote]
> > A file with no extension (regardless of the OS or desktop
>
On Tuesday, December 12, 2017 at 10:42:54 PM UTC-6, eryk sun wrote:
[...]
> That said, I don't see this feature as being very useful
> compared to just using "open with" when I occasionally need
> to open a file with a non-default program.
That's the point i was trying to make, but i think it may
On Friday, February 16, 2018 at 10:25:32 PM UTC-6, Chris Angelico wrote:
[...]
> This is often touted as a necessity for industrial-grade
> software. It isn't. There are many things that a type
> system, no matter how sophisticated, cannot catch; for some
> reason, though, we don't hear people sayi
On Saturday, February 17, 2018 at 12:58:49 AM UTC-6, Paul Rubin wrote:
[...]
> Beyond that, the Python community (with some exceptions) seems to have a
> widespread hatred of threads. It instead prefers to handle concurrent
> i/o with in-thread async schemes that the rest of the world left behind
On Tuesday, February 20, 2018 at 9:40:37 AM UTC-6, Steven D'Aprano wrote:
[...]
> Yes you did: you refused to meet the challenge, stating (and I quote):
I'm always entertained by Steven's so-called "challenges". You see, Steven is
addicted to winning, and he'll do anything to win a debate, even co
On Tuesday, February 20, 2018 at 2:18:31 PM UTC-6, MRAB wrote:
> The point he was making is that if you store a person's age, you'd have
> to update it every year. It's far better to store the date of birth and
> calculate the age on demand.
*AHEM*
At the risk of being labeled a "quibbler" (wh
On Tuesday, February 20, 2018 at 2:51:56 PM UTC-6, Chris Angelico wrote:
[...]
> Nope. Even if you need the age many times per second, it's still
> better to store the date of birth, because you eliminate boundary
> conditions and duplicated data.
You failed to provide any examples proving this as
On Thursday, February 22, 2018 at 1:55:35 PM UTC-6, Jack Fearnley wrote:
[...]
> I realize that this thread is about benchmarking and not
> really about generating fibonacci numbers, but I hope
> nobody is using this code to generate them on a
> 'production' basis,
I've been raising the warning fl
On Sunday, February 25, 2018 at 12:19:56 PM UTC-6, [email protected] wrote:
> Ex:
>
> Names = ["Arya","Pupun"]
>
> for name in Names:
>for c in name:
>print(c)
>
> instead use:
>
> for c in name in Names:
> print(c)
Hmm. Why stop there?
bit = ["kibbles"]
bits = [bit, bit
On Friday, February 23, 2018 at 10:41:45 AM UTC-6, Steven D'Aprano wrote:
[...]
> There are dozens of languages that have made the design
> choice to limit their default integers to 16- 32- or 64-bit
> fixed size, and let the user worry about overflow. Bart,
> why does it upset you so that Python m
On Friday, February 23, 2018 at 8:48:55 PM UTC-6, Steven D'Aprano wrote:
[...]
> Take the Fibonacci double-recursion benchmark. Okay, it
> tests how well your language does at making millions of
> function calls. Why?
Because making "millons of function calls" is what software
*DOES*!
Granted, an
On Sunday, February 25, 2018 at 8:45:56 PM UTC-6, Chris Angelico wrote:
> On Mon, Feb 26, 2018 at 1:33 PM, Rick Johnson
[...]
> > but i do wish we pythonistas had a method to turn off this
> > (and other) cycle burning "features" -- you know -- in the
> > 9
On Sunday, February 25, 2018 at 8:45:56 PM UTC-6, Chris Angelico wrote:
> On Mon, Feb 26, 2018 at 1:33 PM, Rick Johnson
> wrote:
[...]
> > A default "integer-diversity-and-inclusivity-doctrine" is
> > all fine and dandy by me, (Hey, even integers need safe spaces),
&
On Sunday, February 25, 2018 at 10:35:29 PM UTC-6, Steven D'Aprano wrote:
[...]
> Ah, you mean just like the way things were in Python 1.0
> through 2.1? Hands up anyone who has seen an integer
> OverflowError in the last 10 years? Anyone?
I think Python2.1 is much older than 10 years, so yeah, of
On Monday, February 26, 2018 at 3:59:40 AM UTC-6, Steven D'Aprano wrote:
> On Sun, 25 Feb 2018 20:22:17 -0800, Rick Johnson wrote:
> (We tried painting Go Faster stripes on the server, and it
> didn't work.)
Well of course the server won't work after you drip water-
On Monday, February 26, 2018 at 4:39:22 AM UTC-6, Steven D'Aprano wrote:
> On Sun, 25 Feb 2018 19:26:12 -0800, Rick Johnson wrote:
>
> > On Friday, February 23, 2018 at 8:48:55 PM UTC-6, Steven D'Aprano wrote:
> > [...]
> > > Take the Fibonacci double-recursio
On Monday, February 26, 2018 at 8:44:14 AM UTC-6, Steven D'Aprano wrote:
> I have a class with a large number of parameters (about
> ten) assigned in `__init__`. The class then has a number of
> methods which accept *optional* arguments with the same
> names as the constructor/initialiser parameter
On Monday, February 26, 2018 at 5:44:18 PM UTC-6, MRAB wrote:
[...]
> Before using or'd-logic, you need to know whether the value
> could be falsey, e.g. 0.
True. However. Steven failed to provide any info that might
help us determine the types of these parameters, and as
such, i was forced to tak
On Tuesday, February 20, 2018 at 5:45:36 PM UTC-6, Steven D'Aprano wrote:
> On Tue, 20 Feb 2018 12:42:23 -0800, Rick Johnson wrote:
>
> > For instance, if the age is queried many times a second,
> > it would be a much wiser design to set-up an event that
> > will adva
On Tuesday, February 27, 2018 at 12:56:52 PM UTC-6, Grant Edwards wrote:
[...]
> The fun part is giving them a solution that's so obscure and "clever"
> that it technically meets the stated requirement but is so far from
> what the instructor wanted that they don't get credit for it (and
> there's
On Wednesday, February 28, 2018 at 4:34:11 PM UTC-6, Etienne Robillard wrote:
> A great number of studies have shown that ultrasonic
> neuromodulation of the central nervous system can be
> exploited via brain-computer interfaces... It is cutting
> edge science however, and my knowledge on techni
On Wednesday, February 28, 2018 at 5:02:17 PM UTC-6, Chris Angelico wrote:
> Here's one example: reference cycles. When do they get detected?
> Taking a really simple situation:
>
> class Foo:
> def __init__(self):
> self.self = self
*shudders*
Can you provide a real world example in
On Wednesday, February 28, 2018 at 5:50:53 PM UTC-6, Steven D'Aprano wrote:
> On Wed, 28 Feb 2018 14:51:09 -0800, ooomzay wrote:
> >
> > [...]
> >
> > Specification
> > =
> >
> > When the last reference to an object goes out of scope the
> > intepreter must synchronously, in the threa
On Wednesday, February 28, 2018 at 9:00:37 PM UTC-6, Chris Angelico wrote:
> On Thu, Mar 1, 2018 at 1:46 PM, Rick Johnson
> wrote:
> > On Wednesday, February 28, 2018 at 5:02:17 PM UTC-6, Chris Angelico wrote:
> >
> >> Here's one example: reference cycles. When do
On Wednesday, February 28, 2018 at 10:03:56 PM UTC-6, ROGER GRAYDON CHRISTMAN
wrote:
[...]
> If you want something that looks like a real world example,
> consider the very common doubly-linked list:
>
> [ 1 ] <---> [ 2 ] <---> [ 3 ] <--.--> [ N ]
>
> This is chock-full of reference cycle
On Wednesday, February 28, 2018 at 10:26:26 PM UTC-6, Steven D'Aprano wrote:
> On Wed, 28 Feb 2018 18:46:05 -0800, Rick Johnson wrote:
>
> > On Wednesday, February 28, 2018 at 5:02:17 PM UTC-6, Chris Angelico
> > wrote:
> >
> >> Here's one example:
On Wednesday, February 28, 2018 at 11:44:39 PM UTC-6, Paul Rubin wrote:
> Rick Johnson writes:
> > Can you provide a real world example in which you need an
> > object which circularly references _itself_?
>
> DOM trees are a classic example (see the various DOM
> modu
On Thursday, March 1, 2018 at 1:54:40 AM UTC-6, Serhiy Storchaka wrote:
[...]
> Every global function (or method of global class) creates a
> reference cycle.
>
> def f(): pass
>
> f.__globals__['f'] is f
(Note: This is also a response to dieter)
This is true, but it does not answer t
On Thursday, March 1, 2018 at 6:10:45 PM UTC-6, Chris Angelico wrote:
> On Fri, Mar 2, 2018 at 10:58 AM, Rick Johnson
> wrote:
> > I don't buy into the religion that _all_ CRs are evil. Those
> > who make such claims are dealing in absolutes. And as Obi-
> > wan war
On Thursday, March 1, 2018 at 10:13:51 PM UTC-6, Steven D'Aprano wrote:
[...]
> And for the record, consider a tree of nodes, where each
> node points back at the root of the tree, which is also a
> node. So what does the root node point back at?
Finally! A practical solution is offered that answe
On Monday, March 19, 2018 at 6:37:21 PM UTC-5, Ben Finney wrote:
> --
> \ "Success is going from one failure to the next without a loss |
> `\ of enthusiasm." -- Winston Churchill |
> _o__) |
> B
On Tuesday, March 20, 2018 at 1:43:39 AM UTC-5, Terry Reedy wrote:
[...]
> > class Card():
> >
> > BACK_OF_CARD_IMAGE = pygame.image.load('images/backOfCard.png')
> >
> > def __init__(self, window, name, suit, value):
> > self.window = window
> > self.suit = suit
> >
On Tuesday, March 20, 2018 at 6:14:34 AM UTC-5, Alister wrote:
> On Tue, 20 Mar 2018 08:52:29 +, Steven D'Aprano wrote:
> > On Tue, 20 Mar 2018 02:43:13 -0400, Terry Reedy wrote:
> >
> > > I think a claim that in all programs all attributes
> > > should be set *in* __init__, as opposed to *dur
On Tuesday, March 20, 2018 at 7:03:11 AM UTC-5, Adriaan Renting wrote:
(on the subject of the opioid epidemic)
> That sounds more like a conspiracy theory than a real
> analysis of the problem. Looking at it from here in
> Europe, most of the analysis I've been able to read and
> watch about it
Hmm, let's try a little interactive session, shall we? Did
your error message look something like this?
>>> import spam
Traceback (most recent call last):
File "", line 1, in
import spam
ImportError: No module named spam
>>> import eggs
Traceback (most recent
On Wednesday, March 21, 2018 at 5:15:47 AM UTC-5, [email protected] wrote:
> TITLE: "Want to convert the msg file in html file so that i
> can read the tables emebedded in msg file using python"
My guess that the OP meant to say: "msg file *INTO* html
file" -- where "msg file" is a file holdin
On Wednesday, March 21, 2018 at 7:49:42 PM UTC-5, Jacques Bikoundou wrote:
> It said: ImportError: no module named 'speedml'
I see. And did you check the search path[1] to ensure that
the modules you want to import are indeed located in a
directory which python normally searches?
As an academic e
On Saturday, March 24, 2018 at 1:20:24 PM UTC-5, D'Arcy Cain wrote:
> I'm not even sure how to describe what I am trying to do
> which perhaps indicates that what I am trying to do is the
> wrong solution to my problem in the first place but let me
> give it a shot. Look at the following code.
>
On Saturday, March 24, 2018 at 6:57:29 PM UTC-5, Steven D'Aprano wrote:
> There's nothing wrong with super() in Python 2. You just
> have to understand what you're doing. It's still the right
> solution for doing inheritance the right way.
The problem is, Python's super is not intuitive.
And i'd
On Saturday, March 24, 2018 at 9:29:02 PM UTC-5, Chris Angelico wrote:
> So tell me, how do these other (beautifully intuitive)
> languages handle multiple inheritance? I'm sure it's really
> easy to make super() work when there's exactly one
> superclass that you can lock in at compile time.
Afte
On Saturday, March 24, 2018 at 11:31:38 PM UTC-5, Steven D'Aprano wrote:
> On Sat, 24 Mar 2018 20:08:47 -0700, Rick Johnson wrote:
[...]
> >
> > the inconsistency of using super _outside_ of Tkinter code
> > whilst simultaneously using explicit inheritance _inside_
On Sunday, March 25, 2018 at 9:11:35 AM UTC-5, Steven D'Aprano wrote:
> On Sun, 25 Mar 2018 04:49:21 -0700, Rick Johnson wrote:
[...]
> I never said anything about not allowing it. But since
> you've gone on the defence about parens-free function
> calls, how is this for
On Sunday, March 25, 2018 at 10:02:20 AM UTC-5, Jugurtha Hadjar wrote:
[...]
> Furthermore, the only case I'd use a positional argument is
> if I were 100% certain the code will not change, which I'm
> not.
And short of you possessing a crystal ball in good working
order (mine's currently in the s
On Sunday, March 25, 2018 at 9:52:30 AM UTC-5, Steven D'Aprano wrote:
> On Sun, 25 Mar 2018 04:49:21 -0700, Rick Johnson wrote:
[...]
> But refusing to use super in modern, new-style classes that
> don't have anything to do with tkinter is precisely the
> sort of *foolish* co
On Sunday, March 25, 2018 at 5:57:28 PM UTC-5, Steven D'Aprano wrote:
> [supposed "fix" to the sample script snipped]
>
> You know Rick, every time I start to think that talking to
> you like an adult might result in a productive and
> intelligent conversation, you
On Monday, March 26, 2018 at 5:46:03 AM UTC-5, Steven D'Aprano wrote:
> Rick, you're supposedly familiar with Ruby. And yet, you
> didn't notice that your supposed "fix" didn't touch any
> executable code, all it did was modify the strings being
> print
On Monday, March 26, 2018 at 3:09:38 PM UTC-5, Python wrote:
> On Mon, Mar 26, 2018 at 11:37:35AM -0700, Rick Johnson wrote:
[...]
> > Ruby followed the rules.
> > But you didn't.
>
> Nonsense... Your language's syntax parser is what defines
> the rules. All of
On Monday, March 26, 2018 at 6:11:31 PM UTC-5, Python wrote:
> On Mon, Mar 26, 2018 at 02:19:12PM -0700, Rick Johnson wrote:
[...]
> > Hmm. If "syntax parser rules" could prevent poorly
> > formatted code, then there'd be no need for style guides.
>
> It may
On Tuesday, March 27, 2018 at 1:55:01 AM UTC-5, Gregory Ewing wrote:
> Chris Angelico wrote:
> > Question: How do you get a reference to a Ruby function? Or are they
> > not first-class objects?
>
> They're not first-class. So, you can't.
If Chris means: "how do you get a reference to a Ruby
funct
On Tuesday, March 27, 2018 at 3:24:48 AM UTC-5, Steven D'Aprano wrote:
> On Mon, 26 Mar 2018 11:37:35 -0700, Rick Johnson wrote:
> Printing a string and calling a function is obfuscated code? Deary me.
When the programmer can't be bothered to invent names more
descriptive than
On Tuesday, March 27, 2018 at 7:19:53 AM UTC-5, kevon harris wrote:
> Unable to pull up IDLE after downloading Python 3.6.4
>
> Sent from Mail for Windows 10
What OS?
On Windows running Python2.X, IDLE is located @ '/Python2X/Lib/idlelib/idle.pyw'
--
https://mail.python.org/mailman/listinfo/pyt
On Tuesday, March 27, 2018 at 8:46:54 AM UTC-5, Chris Angelico wrote:
[...]
> Cool, so Greg was right: you can't get a reference to a
> method or function. You need magic to simulate it.
Since when did utilizing a method to request a specific
value become some sort of magic?
Do you consider this
On Tuesday, March 27, 2018 at 11:35:31 AM UTC-5, Chris Angelico wrote:
> Why are you suggesting that this is magic?
_You_ are the one who leveled the accusation that Ruby's
methodology for fetching a function reference (a la):
Object.method(meth-name-here)
is "magic". I'm merely requesting t
On Tuesday, March 27, 2018 at 4:47:05 PM UTC-5, Gregory Ewing wrote:
> Rick Johnson wrote:
> > rb> Object.method("print_name").call("Meathead")
>
> Yes, but the point is that you have to have to use a different
> syntax to call it. This is like hav
On Tuesday, March 27, 2018 at 4:02:37 PM UTC-5, Dan Stromberg wrote:
> On Tue, Mar 27, 2018 at 8:18 AM, Michael Torrie wrote:
> > But when it's exactly what you need, why do you need to
> > shoehorn the expression into 79 characters? Seems
> > pointless in a case like this. PEP8 is a guideline, n
On Tuesday, March 27, 2018 at 6:55:23 PM UTC-5, Steven D'Aprano wrote:
> On Tue, 27 Mar 2018 09:28:34 -0700, Rick Johnson wrote:
[...]
> > Since when did utilizing a method to request a specific
> > value become some sort of magic?
>
> Since it requires a special metho
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