On Sat, 26 Feb 2022 at 09:04, Barry Scott wrote:
>
>
>
> > On 25 Feb 2022, at 18:07, Abdur-Rahmaan Janhangeer
> > wrote:
> >
> > Normally people put Python in the scripting category.
> > I learnt typed languages like C++ and Java at first.
> > People who learn languages like these tend to put
>
On Sat, 26 Feb 2022 at 07:32, <2qdxy4rzwzuui...@potatochowder.com> wrote:
>
> On 2022-02-25 at 13:48:32 -0600,
> "Michael F. Stemper" wrote:
>
> > On 25/02/2022 12.07, Abdur-Rahmaan Janhangeer wrote:
>
> > > I have been following language feature proposals from various
> > > languages. Some decide
On Sat, 26 Feb 2022 at 06:44, Avi Gross via Python-list
wrote:
>
> I agree with Richard.
>
> Some people may be confused and think c is the speed of light and
> relativistically speaking, nothing can be faster. (OK, just joking. The uses
> of the same letter of the alphabet are not at all relate
On Sat, 26 Feb 2022 at 05:49, Richard Damon wrote:
>
> On 2/25/22 4:12 AM, BELAHCENE Abdelkader wrote:
> > Hi,
> > a lot of people think that C (or C++) is faster than python, yes I agree,
> > but I think that's not the case with numpy, I believe numpy is faster than
> > C, at least in some cases.
On Sat, 26 Feb 2022 at 03:13, BELAHCENE Abdelkader
wrote:
> *This is the Python3 program :import timeit as itimport numpy as npimport
> systry : n=eval(sys.argv[1])except: print ("needs integer as argument") ;
> exit() a=range(1,n+1)b=np.array(a)def func1(): return sum(a)def
> func2(): return
On Sat, 26 Feb 2022 at 05:16, Robert Latest via Python-list
wrote:
>
> Chris Angelico wrote:
> > Depending on your database, this might be counter-productive. A
> > PostgreSQL database running on localhost, for instance, has its own
> > caching, and data transfers between
On Sat, 26 Feb 2022 at 05:09, Abdur-Rahmaan Janhangeer
wrote:
>
> Normally people put Python in the scripting category.
You have a very interesting definition of "normal".
ChrisA
--
https://mail.python.org/mailman/listinfo/python-list
On Fri, 25 Feb 2022 at 06:54, Robert Latest via Python-list
wrote:
>
> I have a multi-threaded application (a web service) where several threads need
> data from an external database. That data is quite a lot, but it is almost
> always the same. Between incoming requests, timestamped records get a
On Thu, 24 Feb 2022 at 03:39, Akkana Peck wrote:
>
> 2qdxy4rzwzuui...@potatochowder.com writes:
> > I think someone said it way upthread: don't check, just do whatever you
> > came to do, and it will work or it will fail (presumably, your program
> > can tell the difference, regardless of a past
On Wed, 23 Feb 2022 at 15:04, Dan Stromberg wrote:
>
> On Tue, Feb 22, 2022 at 7:46 AM David Raymond
> wrote:
>
> > > Is there a simpler way?
> >
> > >>> d = {1: ['aaa', 'bbb', 'ccc'], 2: ['fff', 'ggg']}
> > >>> [a for b in d.values() for a in b]
> > ['aaa', 'bbb', 'ccc', 'fff', 'ggg']
> > >>>
>
On Wed, 23 Feb 2022 at 05:38, Avi Gross via Python-list
wrote:
> It sounds to me like your main issue is not whether the internet is up right
> now but whether the user has an internet connection. If they run the program
> on a laptop at home or work then they may well be connected, but sitting
On Wed, 23 Feb 2022 at 02:33, Chris Green wrote:
>
> Chris Angelico wrote:
> > On Tue, 22 Feb 2022 at 19:33, Abdur-Rahmaan Janhangeer
> > wrote:
> > >
> > > As discussed here but, it would have been nevertheless great to have this
> >
On Wed, 23 Feb 2022 at 01:06, Antoon Pardon wrote:
>
>
> Op 22/02/2022 om 09:40 schreef Chris Angelico:
> > On Tue, 22 Feb 2022 at 19:33, Abdur-Rahmaan Janhangeer
> > wrote:
> >> As discussed here but, it would have been nevertheless great to have this
> >>
On Tue, 22 Feb 2022 at 20:46, Frank Millman wrote:
>
> On 2022-02-22 11:30 AM, Chris Angelico wrote:
> > On Tue, 22 Feb 2022 at 20:24, Frank Millman wrote:
> >>
> >> Hi all
> >>
> >> I think this should be a simple one-liner, but I cannot fig
On Tue, 22 Feb 2022 at 20:24, Frank Millman wrote:
>
> Hi all
>
> I think this should be a simple one-liner, but I cannot figure it out.
>
> I have a dictionary with a number of keys, where each value is a single
> list -
>
> >>> d = {1: ['aaa', 'bbb', 'ccc'], 2: ['fff', 'ggg']}
>
> I want to com
On Tue, 22 Feb 2022 at 19:40, Chris Angelico wrote:
>
> On Tue, 22 Feb 2022 at 19:33, Abdur-Rahmaan Janhangeer
> wrote:
> >
> > As discussed here but, it would have been nevertheless great to have this
> > tiny function instead of
> > nothing
> >
>
>
On Tue, 22 Feb 2022 at 19:33, Abdur-Rahmaan Janhangeer
wrote:
>
> As discussed here but, it would have been nevertheless great to have this
> tiny function instead of
> nothing
>
Here's a function that determines whether or not you have an internet
connection. It's almost as reliable as some of t
On Mon, 21 Feb 2022 at 16:48, Avi Gross via Python-list
wrote:
>
> Amusingly, Greg, if you had a system where the un-named anonymous function
> was to be named the unique value of the empty string, then a second such
> anonymous function definition would over-write it, as with any named
> funct
On Mon, 21 Feb 2022 at 14:36, Python wrote:
>
> Barry wrote:
> >
> >
> >> On 20 Feb 2022, at 15:35, Abdur-Rahmaan Janhangeer
> >> wrote:
> >>
> >> Greetings list.
> >>
> >> Out of curiosity, why doesn't Python accept
> >> def ():
> >> return '---'
> >>
> >> ()
> >>
> >> Where the function n
On Mon, 21 Feb 2022 at 09:38, Eryk Sun wrote:
>
> On 2/20/22, Abdur-Rahmaan Janhangeer wrote:
> >
> > Out of curiosity, why doesn't Python accept
> > def ():
> > return '---'
>
> The `def` keyword is compiled as an assignment statement, not an
> expression that evaluates anonymously on the st
On Mon, 21 Feb 2022 at 05:07, Shaozhong SHI wrote:
> However, I have no idea whether this approach will be faster than
> conventional approach.
>
> Any one has idea?
Try it. Find out. The only way to know is to measure.
I can't see the sleep call though. You may need to post your actual
code ins
On Mon, 21 Feb 2022 at 02:33, Abdur-Rahmaan Janhangeer
wrote:
>
> Greetings list.
>
> Out of curiosity, why doesn't Python
This is often the wrong question. The question is more: Why should Python?
Python doesn't do things just because there's no reason not to.
ChrisA
--
https://mail.python.or
On Sun, 20 Feb 2022 at 12:00, vanyp wrote:
>
> *I am trying to learn Python from the grammar given in the Python
> language reference and I am surprised.*
>
The grammar is not the best way to learn the language. It'll show you
a lot of unnecessary details. For technical reasons, Python's grammar
On Sat, 19 Feb 2022 at 22:59, Karsten Hilbert wrote:
>
> > > I have a cvs file of 932956 row and have to have time.sleep in a Python
> > > script. It takes a long time to process.
> > >
> > > How can I speed up the processing? Can I do multi-processing?
> > >
> > Remove the time.sleep()?
>
> He'
On Sat, 19 Feb 2022 at 22:30, Shaozhong SHI wrote:
>
> I have a cvs file of 932956 row and have to have time.sleep in a Python
> script. It takes a long time to process.
>
> How can I speed up the processing? Can I do multi-processing?
>
Remove the time.sleep()?
ChrisA
--
https://mail.python.o
On Sat, 19 Feb 2022 at 05:47, UTKARSH PANDEY wrote:
>
> On Wednesday, August 8, 2012 at 8:37:33 PM UTC+5:30, lipska the kat wrote:
> > ...
> Directly read bytes from file and send it over the socket object from client
> side in while loop until all content from file is read.
>
Almost ten years.
On Tue, 15 Feb 2022 at 21:19, Roel Schroeven wrote:
>
> Op 15/02/2022 om 8:21 schreef Reto:
> > On Tue, Feb 15, 2022 at 06:35:18AM +0100, Mirko via Python-list wrote:
> > > How to people here deal with that?
> >
> > Don't activate the venv for those programs then?
> > The point of a venv is that y
On Tue, 15 Feb 2022 at 12:07, Jen Kris via Python-list
wrote:
>
> I created a dictionary with the Python C API and assigned two keys and values:
>
> PyObject* this_dict = PyDict_New();
> const char *key = "key1";
> char *val = "data_01";
> PyObject* val_p = PyUnicode_FromString(val);
> int r = PyD
On Sun, 13 Feb 2022 at 07:17, Shaozhong SHI wrote:
>
> The following is used in a loop to get response code for each url.
>
> print (urllib.request.urlopen(url).getcode())
>
> However, error message says: URLError: getaddrinfo failed>
>
> Python 3.6.5 is being used to test whether url is live or
On Fri, 11 Feb 2022 at 07:57, Christian Gollwitzer wrote:
>
> Am 10.02.22 um 20:43 schrieb Chris Angelico:
> > On Fri, 11 Feb 2022 at 06:41, Dennis Lee Bieber
> > wrote:
> >> While not tested with Excel, I /have/ encountered cases where an
> >>
On Fri, 11 Feb 2022 at 06:41, Dennis Lee Bieber wrote:
>
> On Wed, 9 Feb 2022 18:50:12 +, MRAB
> declaimed the following:
>
> >On 2022-02-09 12:45, Christian Gollwitzer wrote:
>
> >> It's impossible. Excel locks the file deliberately when it is open, so
> >> that you can't overwrite it from a
On Fri, 11 Feb 2022 at 03:57, Rob Cliffe via Python-list
wrote:
> But of course, performance is not the only consideration, as per Chris
> Angelico's answer.
Yep. In fact, I'd say that performance is the least significant
consideration here; do what makes sense. The time difference will be
neglig
On Fri, 11 Feb 2022 at 02:15, NArshad wrote:
>
> -ChrisA:
> You don't reply if you have problems.
> When I don't find any solution elsewhere then only I place in this group
>
You're a help vampire. Stop it.
https://slash7.com/2006/12/22/vampires/
Go do some actual research instead of asking peo
On Fri, 11 Feb 2022 at 02:13, BlindAnagram wrote:
>
> Is there any difference in performance between these two program layouts:
>
> def a():
> ...
> def(b):
> c = a(b)
>
> or
>
> def(b):
> def a():
> ...
> c = a(b)
>
> I would appreciate any insights on
On Thu, 10 Feb 2022 at 18:41, NArshad wrote:
>
>
> Assume that there is a pattern of feeding for a special fish in a day (10
> hours a day) as below:
>150100303030202010
>55
> Today, the fish is fed in the second hour 60 unit in
On Tue, 8 Feb 2022 at 12:20, Ethan Furman wrote:
>
> On 2/7/22 4:27 PM, Greg Ewing wrote:
> > On 8/02/22 8:51 am, Chris Angelico wrote:
>
> >> Some day, we'll have people on Mars. They won't have TCP connections -
> >> at least, not unless s
On Tue, 8 Feb 2022 at 09:31, <2qdxy4rzwzuui...@potatochowder.com> wrote:
>
> On 2022-02-08 at 06:51:20 +1100,
> Chris Angelico wrote:
>
> > Either way, though: would a person on Mars "have the internet"? Yes,
> > but not the internet as we know it...
>
On Tue, 8 Feb 2022 at 08:30, Cameron Simpson wrote:
>
> On 08Feb2022 06:51, Chris Angelico wrote:
> >Some day, we'll have people on Mars. They won't have TCP connections -
> >at least, not unless servers start supporting connection timeouts
> >measured in
On Tue, 8 Feb 2022 at 06:41, Grant Edwards wrote:
> But, as has been pointed out previously "if there is internet" is too
> vague a question to have an answer.
>
> If all you have is proxied access to outside HTTPS servers, then I
> would consider the answer to be "no", but most people would say "
On Tue, 8 Feb 2022 at 06:51, Cecil Westerhof via Python-list
wrote:
>
> Chris Angelico writes:
>
> >> > How difficult would it be to get people to read those lines, though?
> >>
> >> That does remind me about a system administrator who wanted to make a
On Tue, 8 Feb 2022 at 04:30, Cecil Westerhof via Python-list
wrote:
>
> Chris Angelico writes:
>
> > On Tue, 8 Feb 2022 at 02:53, Grant Edwards
> > wrote:
> >>
> >> On 2022-02-06, Dennis Lee Bieber wrote:
> >> > On Sun, 6 Feb 2022 13:44:07 +0
On Tue, 8 Feb 2022 at 02:53, Grant Edwards wrote:
>
> On 2022-02-06, Dennis Lee Bieber wrote:
> > On Sun, 6 Feb 2022 13:44:07 +0530, "createkmontalb...@gmail.com"
> > declaimed the following:
> >
> >> I cannot open python after downloading it keeps going to modify/uninstall
> >> ?? please hel
gh that situation would probably be best
described as "degraded service". (Unless one tool was straight-up
misconfigured, of course.)
> So What Chris Angelico wrote is propably the best way, ping e.g. Google,
> do a DNS lookup and try http for Status 200. Each with its own
> Errorha
On Mon, 7 Feb 2022 at 20:18, Abdur-Rahmaan Janhangeer
wrote:
>
> Greetings,
>
> Using the standard library or 3rd party libraries, what's the
> best way to check if there is internet? Checking if google.com
> is reachable is good but I wonder if there is a more native,
> protocol-oriented
> way of
On Sat, 5 Feb 2022 at 04:33, Cecil Westerhof via Python-list
wrote:
>
> Ethan Furman writes:
>
> > On 2/4/22 6:28 AM, Cecil Westerhof via Python-list wrote:
> >
> >> It was already not a good name, but I am rewriting the class
> >> completely, so now the name is a complete bumper. (No more timer.
On Fri, 4 Feb 2022 at 09:37, Grant Edwards wrote:
> I've looked through the ssl.Context documentation multiple times, and
> haven't been able to spot any option or flag that disables client
> certificate validation or allows the user to override the actual
> client certificate validation process.
On Thu, 3 Feb 2022 at 15:43, Cecil Westerhof via Python-list
wrote:
>
> Chris Angelico writes:
>
> >> > (Side point: The OP's code is quite inefficient, as it creates a new
> >> > thread for each reiteration, but there's nothing wrong with that if
On Thu, 3 Feb 2022 at 15:28, <2qdxy4rzwzuui...@potatochowder.com> wrote:
>
> On 2022-02-03 at 15:07:22 +1100,
> Chris Angelico wrote:
>
> > On Thu, 3 Feb 2022 at 14:52, <2qdxy4rzwzuui...@potatochowder.com> wrote:
> > >
> > > On 2022-02-03
On Thu, 3 Feb 2022 at 14:52, <2qdxy4rzwzuui...@potatochowder.com> wrote:
>
> On 2022-02-03 at 12:39:43 +1100,
> Cameron Simpson wrote:
>
> > You have:
> >
> > def _check_interval(self, interval):
> > if not type(interval) in [int, float]:
> > raise TypeError('{} is not nume
On Thu, 3 Feb 2022 at 13:32, Avi Gross via Python-list
wrote:
>
> Jen,
>
> I would not be shocked at incompatibilities in the system described making it
> hard to exchange anything, including text, but am not clear if there is a
> limitation of four bytes in what can be shared. For me, a charact
On Thu, 3 Feb 2022 at 12:24, Cecil Westerhof via Python-list
wrote:
>
> Chris Angelico writes:
>
> > On Thu, 3 Feb 2022 at 09:33, Barry wrote:
> > (Side point: The OP's code is quite inefficient, as it creates a new
> > thread for each reiteration, but th
On Thu, 3 Feb 2022 at 09:33, Barry wrote:
>
>
>
> > On 2 Feb 2022, at 21:12, Marco Sulla wrote:
> >
> > You could add a __del__ that calls stop :)
>
> Didn’t python3 make this non deterministic when del is called?
>
> I thought the recommendation is to not rely on __del__ in python3 code.
>
The
On Tue, 1 Feb 2022 at 08:54, Marco Sulla wrote:
> PyObject* d = PyDict_New();
> args = PyTuple_New(2);
> PyTuple_SET_ITEM(args, 0, d);
> PyTuple_SET_ITEM(args, 1, memo);
> Py_DECREF(d);
>
https://docs.python.org/3/c-api/tuple.html#c.PyTuple_SET_ITEM
SET_ITEM steals a referenc
On Tue, 1 Feb 2022 at 02:38, NArshad wrote:
>
> What about CGI?
> Do you know any Library Management System based on CGI just like the one on
> Django?
>
Have you done any research, or are you just picking up a new acronym
to see if you can suck some more volunteer time out of this list?
ChrisA
On Wed, 26 Jan 2022 at 19:04, Tony Flury via Python-list
wrote:
>
> So according to that I should increment twice if and only if the calling
> code is using the result - which you can't tell in the C code - which is
> very odd behaviour.
No, the return value from your C function will *always* hav
On Mon, 24 Jan 2022 at 04:10, Tobiah wrote:
>
> I know very little about either. I need to handle score input files
> for Csound. Each line is a list of floating point values where each
> column has a particular meaning to the program.
>
> I need to compose large (hundreds, thousands, maybe mill
On Sun, 23 Jan 2022 at 09:15, Dennis Lee Bieber wrote:
> A web
> application has every action as a distinct connection and needs identifying
> tokens [cookies] to let the logic know what was done previously
>
Usually. Fortunately, we have SOME features that can make life easier,
but in general, y
On Sun, 23 Jan 2022 at 07:47, Dennis Lee Bieber wrote:
> If you are doing a web application, how are you going to host it? Who
> is responsible for managing the web server? Domain name? Firewalls?
> Certificates if you need HTTPS rather than plain insecure HTTP.
>
> I have a Raspbe
On Fri, 21 Jan 2022 at 10:10, Greg Ewing wrote:
>
> On 20/01/22 12:09 am, Chris Angelico wrote:
> > At this point, the refcount has indeed been increased.
> >
> >> return self;
> >> }
> >
> > And then you say "my return valu
On Thu, Jan 20, 2022 at 1:22 AM Tony Flury wrote:
>
>
> On 19/01/2022 11:09, Chris Angelico wrote:
> > On Wed, Jan 19, 2022 at 10:00 PM Tony Flury via Python-list
> > wrote:
> >> Extension function :
> >>
> >> stat
On Wed, Jan 19, 2022 at 10:00 PM Tony Flury via Python-list
wrote:
> Extension function :
>
> static PyObject *_Node_test_ref_count(PyObject *self)
> {
> printf("\nIncrementing ref count for self - just for the hell
> of it\n");
> printf("\n before self has a ref coun
On Tue, Jan 18, 2022 at 7:44 AM Dennis Lee Bieber wrote:
> Heroku-Specific note: a recent web-page I encountered searching for
> information for a different question indicates that Heroku does not support
> SQLite3 and, by extension, ANY file-based dynamic data storage (so, no
> Excel files either
On Tue, Jan 18, 2022 at 2:46 AM NArshad wrote:
>
> Avi Gross:
>
> -“They just were hoping someone would post complete code and they could then
> move on without learning anything.”
>
> This is due to the time factor
Then pay someone to write it. There are plenty of contractors out
there. You can
On Tue, Jan 18, 2022 at 2:47 AM Chris Angelico wrote:
>
> On Tue, Jan 18, 2022 at 2:42 AM Sina Mobasheri
> wrote:
> >
> > Java offers download JDK as Compressed Archive or NodeJS offers download
> > Node as Binaries both give us a compressed file for Linux and wi
On Tue, Jan 18, 2022 at 2:42 AM Sina Mobasheri
wrote:
>
> Java offers download JDK as Compressed Archive or NodeJS offers download Node
> as Binaries both give us a compressed file for Linux and windows that we can
> just unzipped it and put in a custom directory and set some environment
> vari
On Fri, Jan 14, 2022 at 7:56 AM Dennis Lee Bieber wrote:
>
> On Thu, 13 Jan 2022 15:22:50 -0500, Dennis Lee Bieber
> declaimed the following:
>
> Talking to myself in public again... Bad habit...
Not as bad as singing choruses in public, which - or so I'm told, by a
mad girl in opera - i
On Thu, Jan 13, 2022 at 9:43 PM Anssi Saari wrote:
>
>
> I ran into what seems odd scoping to me when playing with some matching
> examples for 3.10.
>
> I kinda thought that if I do from foo import * and from bar import * in
> the Python REPL, I'd get everything from foo and bar in the main
> sco
On Wed, Jan 12, 2022 at 9:11 AM Sebastian Luque wrote:
>
> Hello,
>
> I am searching for a mechanism for sharing data across Examples sections
> in docstrings within a class. For instance:
This seems like trying to cram too much information into the
docstring, but oh well... do what you will.
I
On Wed, Jan 12, 2022 at 5:49 AM Marco Sulla
wrote:
>
> Ok... so I suppose, since you're inviting me to use dis and look at the
> bytecode, that are you talking about constants in assembly, so const in C?
> Sorry for the confusion, I'm not so skilled in C and I know nearly nothing
> about assemb
On Tue, Jan 11, 2022 at 6:17 AM Nat Taylor wrote:
>
> Is it possible to get http.server.CGIHTTPRequestHandler to run a symlink-ed
> script?
>
> In the example below, GET /cgi-bin/test.py results in a 404 because it is a
> symlink.
>
> % mkdir -p test/cgi-bin
> % cd test
> % vi test.py
> % chmod +x
On Tue, Jan 11, 2022 at 10:26 AM Marco Sulla
wrote:
>
> On Wed, 5 Jan 2022 at 23:02, Chris Angelico wrote:
> >
> > On Thu, Jan 6, 2022 at 8:01 AM Marco Sulla
> > wrote:
> > >
> > > On Wed, 5 Jan 2022 at 14:16, Chris Angelico wrote:
> > > &g
On Sat, Jan 8, 2022 at 6:50 AM NArshad wrote:
> - All functions mentioned above are to be deployed on the website
> pythonhow.com so make according to
> https://pythonhow.com/python-tutorial/flask/web-development-with-python-and-flask/
>
> - Do you know any other websites to deploy a python web
On Fri, Jan 7, 2022 at 8:47 AM <2qdxy4rzwzuui...@potatochowder.com> wrote:
>
> On 2022-01-06 at 14:21:48 -0700,
> Mats Wichmann wrote:
>
> > And at a more meta level: many functions in the Python world return
> > None as an indication that the operation did not succeed. It's useful
> > because i
On Thu, Jan 6, 2022 at 8:01 AM Marco Sulla wrote:
>
> On Wed, 5 Jan 2022 at 14:16, Chris Angelico wrote:
> > That's an entirely invisible optimization, but it's more than just
> > "frozenset is faster than set". It's that a frozenset or tuple can be
>
On Thu, Jan 6, 2022 at 12:05 AM Marco Sulla
wrote:
>
> On Wed, 5 Jan 2022 at 00:54, Chris Angelico wrote:
> > That's because a tuple is the correct data type when returning two
> > distinct items. It's not a list that has two elements in it; it's a
> >
On Wed, Jan 5, 2022 at 7:04 AM Marco Sulla wrote:
>
> On Tue, 4 Jan 2022 at 19:38, Chris Angelico wrote:
> > [...] should the keys view be considered
> > frozen or not? Remember the set of keys can change (when the
> > underlying dict changes).
>
> Well, also the
On Wed, Jan 5, 2022 at 5:29 AM Marco Sulla wrote:
>
> $ python
> Python 3.10.0 (heads/3.10-dirty:f6e8b80d20, Nov 18 2021, 19:16:18)
> [GCC 10.1.1 20200718] on linux
> Type "help", "copyright", "credits" or "license" for more information.
> >>> a = {1:2}
> >>> c = {1:2, 3:4}
> >>> c.keys() - a.keys
On Mon, Jan 3, 2022 at 1:46 PM Đông Vũ wrote:
>
> That is error, please help me fix it.
>
> Traceback (most recent call last):
> File
> "C:\Users\vuduc\AppData\Local\Programs\Python\Python39\lib\site-packages\frida\core.py",
> line 450, in _on_message
> callback(message, data)
> File "C:\N
On Mon, Jan 3, 2022 at 3:19 AM Marco Sulla wrote:
>
> #if defined(RANDALL_WAS_HERE)
> # define Py_UNREACHABLE() \
> Py_FatalError( \
> "If you're seeing this, the code is in what I thought was\n" \
> "an unreachable state.\n\n" \
> "I could give you advice for what to
On Fri, Dec 31, 2021 at 9:42 AM hongy...@gmail.com
wrote:
> > (Also, is this REALLY an optimization? Exception handling isn't the
> > fastest. Yes, it avoids some measure of recursion depth, but it looks
> > like a pretty inefficient way to do things. Python is not Lisp, and
> > there are very ver
On Fri, Dec 31, 2021 at 9:42 AM hongy...@gmail.com
wrote:
>
> On Thursday, December 30, 2021 at 11:24:20 PM UTC+8, Chris Angelico wrote:
> > On Fri, Dec 31, 2021 at 2:03 AM hongy...@gmail.com
> > wrote:
> > > See here [1] for the related discussion.
&
On Fri, Dec 31, 2021 at 2:03 AM hongy...@gmail.com
wrote:
> See here [1] for the related discussion.
>
> [1]
> https://discuss.python.org/t/typeerror-catching-classes-that-do-not-inherit-from-baseexception-is-not-allowed/12800
Why did you post in two places at once? Did you need more people to
t
On Fri, Dec 31, 2021 at 2:00 AM hongy...@gmail.com
wrote:
>
> I try to compute the factorial of a large number with tail-recursion
> optimization decorator in Python3. The following code snippet is converted
> from the code snippet given here [1] by the following steps:
>
> $ pyenv shell datasci
On Thu, Dec 30, 2021 at 4:32 AM iMath wrote:
>
> > You have lost the data in that case.
>
> But I found the size of the file of the shelve data didn't change much, so I
> guess the data are still in it , I just wonder any way to recover my data.
Unless two conflicting versions got interleaved, i
On Wed, Dec 29, 2021 at 8:07 PM Dieter Maurer wrote:
>
> Marco Sulla wrote at 2021-12-29 09:29 +0100:
> >On second thought, I think I'll do this for the pure py version. But I
> >will definitely not do this for the C extension
>
> Are you sure you need to implement your type in C at all?
>
> I mad
On Tue, Dec 28, 2021 at 8:00 AM Aniket wrote:
>
>I have reinstalled python, and repaired but no help at all. My version of
>Python is 3.10.1
>
What does "pip --version" tell you?
ChrisA
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On Tue, Dec 21, 2021 at 9:56 PM '2+ wrote:
>
> hi ;)
>
> got popos installed on my raspberry pi4 and it is currently running python
> 3.9.7
>
> i get this error when running my script:
>
> 'array.array' object has no attribute 'tostring'
>
> this bug seems to be pretty old .. how long should i be
On Sat, Dec 18, 2021 at 10:01 AM Oscar Benjamin
wrote:
>
> On Fri, 17 Dec 2021 at 22:40, Chris Angelico wrote:
> >
> > On Sat, Dec 18, 2021 at 9:24 AM Oscar Benjamin
> > wrote:
> > > When I timed the result in Julia and in Python I found that the Julia
> >
On Sat, Dec 18, 2021 at 9:24 AM Oscar Benjamin
wrote:
> When I timed the result in Julia and in Python I found that the Julia
> code was slower than the Python code. Of course I don't know how to
> optimise Julia code so I asked one of my colleagues who does (and who
> likes to proselytise about J
On Sat, Dec 18, 2021 at 2:32 AM ast wrote:
>
> Python 3.9.9
>
> Hello
>
> I have some troubles with groupby from itertools
>
> from itertools import groupby
>
> li = [grp for k, grp in groupby("aahfffddnnb")]
> list(li[0])
>
> []
>
> list(li[1])
>
> []
>
> It seems empty ... I don't understand
On Thu, Dec 16, 2021 at 2:47 PM samue...@gmail.com
wrote:
>
> I wrote a little open-source tool to expose internal constructs in OpenAPI.
> Along the way, I added related functionality to:
> - Generate/update a function prototype to/from a class
> - JSON schema
> - Automatically add type annotati
On Tue, Dec 14, 2021 at 12:05 AM Larry Warner wrote:
>
> Win 10, Chrome, Python 3.10.1
> New at python
> error on open statement
>
> Probably simple error but I do not see it.
>
> The program is a python example with the file name being changed. I want
> to experiment with changing the literal fi
On Mon, Dec 13, 2021 at 12:31 PM Mike Dewhirst via Python-list
wrote:
>
> Obviously something is wrong elsewhere but I'm not sure where to look.
> Ubuntu 20.04 with plenty of RAM.
>
> def __del__(self):
> try:
> for context_obj in self._context_refs:
> t
On Wed, Dec 8, 2021 at 9:04 AM dn via Python-list
wrote:
>
> plus Python, unlike some other languages, allows us to return multiple
> values, either as a collection or as an implied-tuple:
>
> def function_list():
> a_list = [ i for i in range( 9 ) ]
> return a_list
>
> def function_multip
On Wed, Dec 8, 2021 at 7:55 AM Roland Mueller
wrote:
>
> Hello,
>
> ti 7. jouluk. 2021 klo 20.08 Chris Angelico (ros...@gmail.com) kirjoitti:
>>
>> On Wed, Dec 8, 2021 at 4:55 AM Julius Hamilton
>> wrote:
>> >
>> > Hey,
>> >
>> >
On Wed, Dec 8, 2021 at 4:49 AM Mohsen Owzar wrote:
> ***
> GPIOContrl.py
> ***
> class GPIOControl:
> def my_print(self, args):
> if print_allowed == 1:
> print(args)
>
>
On Wed, Dec 8, 2021 at 4:51 AM Julius Hamilton
wrote:
>
> Hey,
>
> I am currently working on a simple program which scrapes text from webpages
> via a URL, then segments it (with Spacy).
>
> I’m trying to refine my program to use just the right tools for the job,
> for each of the steps.
>
> Reque
On Wed, Dec 8, 2021 at 4:55 AM Julius Hamilton
wrote:
>
> Hey,
>
> Could anyone please comment on the purest way simply to strip HTML tags
> from the internal text they surround?
>
> I know Beautiful Soup is a convenient tool, but I’m interested to know what
> the most minimal way to do it would b
On Tue, Dec 7, 2021 at 4:10 AM Jen Kris via Python-list
wrote:
>
> I can't find any support for your comment that "Fork creates a new
> process and therefore also a new thread." From the Linux man pages
> https://www.man7.org/linux/man-pages/man2/fork.2.html, "The child process is
> created wit
for ns in namespaces:
if name in ns:
print("Found!")
break
elif name.isupper():
print("All-caps name that wasn't found")
This actually doesn't work. I have been programming in Python for well
over a decade, and never before been in a situation where this would
be useful.
A
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