On Thu, May 17, 2018 at 3:27 PM, Karsten Hilbert
wrote:
>> On 5/17/18 11:57 AM, Abdur-Rahmaan Janhangeer wrote:
>> > x = [0,1]
>> > x.remove(0)
>> > new_list = x
>> >
>> > instead i want in one go
>> >
>> > x = [0,1]
>> > new_list = x.remove(0) # here a way for it to return the modified list by
>>
On Thu, May 17, 2018 at 9:06 AM, Chris Angelico wrote:
> On Fri, May 18, 2018 at 12:30 AM, bartc wrote:
>> Anyway, try this:
>>
>> def showarg(x): print(x)
>>
>> def dummy(*args,**kwargs): pass
>>
>> dummy(a=showarg(1),*[showarg(2),showarg(3)])
>>
>> This displays 2,3,1 showing that e
On Tue, May 15, 2018, 6:00 PM Steven D'Aprano <
steve+comp.lang.pyt...@pearwood.info> wrote:
> On Tue, 15 May 2018 12:10:07 -0700, Tobiah wrote:
>
> > Why is it len(object) instead of object.len?
>
> Because we're not serfs in the Kingdom of Nouns:
>
> https://steve-yegge.blogspot.com/2006/03/exec
On Wed, May 16, 2018 at 10:06 AM, bartc wrote:
> On 16/05/2018 16:09, Ian Kelly wrote:
>>
>> On Tue, May 15, 2018, 6:36 PM bartc wrote:
>>
>>> On 16/05/2018 01:04, Steven D'Aprano wrote:
>>>
>>>> I'm not a C coder, but I think
On Tue, May 15, 2018, 6:36 PM bartc wrote:
> On 16/05/2018 01:04, Steven D'Aprano wrote:
>
> > I'm not a C coder, but I think that specific example would be immune to
> > the bug we are discussing, since (I think) you can't chain assignments in
> > C. Am I right?
>
> Assignments can be chained in
On Tue, May 15, 2018 at 1:10 PM, Tobiah wrote:
> Why is it len(object) instead of object.len?
>
> Why is it getattr(object, item) rather then object.getattr(item)?
http://effbot.org/pyfaq/why-does-python-use-methods-for-some-functionality-e-g-list-index-but-functions-for-other-e-g-len-list.htm
--
On Mon, May 14, 2018 at 9:38 AM, Python wrote:
> Absolutely correct. If you're not doing THOROUGH code reviews, and
> not thoroughly testing your code, your job is only half done. You
> should be your own first reviewer, and then have a second someone
> competent review it after you do.
One sho
On Mon, May 14, 2018 at 9:20 AM, Python wrote:
> On Sun, May 13, 2018 at 02:42:48PM +1000, Chris Angelico wrote:
>> On Sun, May 13, 2018 at 2:31 PM, Python wrote:
>> >> Yes, and I'd go further: I *am* too stupid to get this right.
>> >
>> > No, you are not. Do you ever say "dog" when you mean "d
On Fri, May 11, 2018 at 5:26 PM, Mikhail V wrote:
> On Fri, May 11, 2018 at 9:12 AM, Ian Kelly wrote:
>> On Thu, May 10, 2018 at 6:34 PM, Mikhail V wrote:
>>> Do you understand that basically any python code sent by e-mail converts
>>> tabs to
>>> spaces,
On Fri, May 11, 2018 at 10:35 AM, Ian Kelly wrote:
> On Fri, May 11, 2018 at 12:19 AM, Steven D'Aprano
> wrote:
>> On Thu, 10 May 2018 23:23:33 -0600, Ian Kelly wrote:
>>
>>> On Thu, May 10, 2018 at 9:21 PM, Steven D'Aprano
>>> wrote:
>>&g
On Fri, May 11, 2018 at 12:19 AM, Steven D'Aprano
wrote:
> On Thu, 10 May 2018 23:23:33 -0600, Ian Kelly wrote:
>
>> On Thu, May 10, 2018 at 9:21 PM, Steven D'Aprano
>> wrote:
>>> On Thu, 10 May 2018 11:03:54 -0600, Ian Kelly wrote about proposed
>>
On Fri, May 11, 2018 at 7:40 AM, Chris Angelico wrote:
> So, yes, your function's name is outright lying. But there's nothing
> about it that is *pretending* to be a normal function. It IS a normal
> function.
The detail of whether it's a generator function affects the function's
execution and ma
On Fri, May 11, 2018 at 1:01 AM, Chris Angelico wrote:
> On Fri, May 11, 2018 at 12:38 PM, Ian Kelly wrote:
>> Would you also contend that generator functions are wrong because they
>> pretend to be normal functions?
>>
>> def totally_not_a_generator(n):
>>
On Fri, May 11, 2018 at 1:06 AM, Chris Angelico wrote:
> On Fri, May 11, 2018 at 4:54 PM, Ian Kelly wrote:
>> On Thu, May 10, 2018 at 11:45 PM, Steven D'Aprano
>> wrote:
>>> To be honest, I'm having trouble thinking of a good use-case for "while
>>
On Fri, May 11, 2018 at 12:03 AM, Steven D'Aprano
wrote:
> On Thu, 10 May 2018 20:38:39 -0600, Ian Kelly wrote:
>
>> Would you also contend that generator functions are wrong because they
>> pretend to be normal functions?
>
> You're going to need to be more
On Thu, May 10, 2018 at 11:45 PM, Steven D'Aprano
wrote:
> To be honest, I'm having trouble thinking of a good use-case for "while
> True", now that we have infinite iterators. Most cases of
>
> while True:
> x = get_item()
> if not x: break
> process(x)
>
> are better
On Thu, May 10, 2018 at 11:17 PM, Steven D'Aprano
wrote:
> To answer your question from a later post:
>
> In what way does "while True" in the general case pretend
> to be an infinite loop?
>
> It doesn't *pretend* to be an infinite loop. It *is* an infinite loop
> which breaks out early.
On Mon, May 7, 2018 at 9:45 PM, Mikhail V wrote:
> Here is an idea for 'data object' a syntax.
> For me it is interesting, how would users find such syntax.
> I personally find that this should be attractive from users
> perspective.
> Main aim is more readable presenting of typical data chunks
>
On Thu, May 10, 2018 at 6:34 PM, Mikhail V wrote:
> On Wed, May 9, 2018 at 6:25 AM, Steven D'Aprano
> wrote:
>> On Tue, 08 May 2018 23:16:23 +0300, Mikhail V wrote:
>>
>
>>> but I propose Tab-separated elements.
>>
>> We already have tab-separated elements in Python. It is allowed to use
>> tabs
On Thu, May 10, 2018 at 9:21 PM, Steven D'Aprano
wrote:
> On Thu, 10 May 2018 11:03:54 -0600, Ian Kelly wrote about proposed
> prefixes for octal:
>
>> Personally I would have preferred the "t".
>
> "t" for octal, hey?
>
> That would be annoyi
On Thu, May 10, 2018 at 7:10 PM, Chris Angelico wrote:
> On Fri, May 11, 2018 at 10:29 AM, Marko Rauhamaa wrote:
>> Chris Angelico :
>>
>>> But for the loop itself, you absolutely CAN write this more logically.
>>> I'll take your second version as a template:
>>>
>>> def split_cmd(self, cmd):
On Tue, May 8, 2018 at 11:50 PM, Chris Angelico wrote:
> On Wed, May 9, 2018 at 3:36 PM, Ian Kelly wrote:
>>
>> while True:
>> if we_are_done():
>> break
>> # do some stuff
>> ...
>> if error_occurred():
>> bre
On Thu, May 10, 2018 at 10:36 AM, bartc wrote:
> What, 0O100 instead of 0100? Yeah that's a big improvement...
>
> Fortunately octal doesn't get used much.
The PEP discusses this:
"""
Proposed syntaxes included things like arbitrary radix prefixes, such
as 16r100 (256 in hexadecimal), and radix
On Thu, May 10, 2018 at 5:49 AM, D'Arcy Cain wrote:
> On 2018-05-10 07:28 AM, Skip Montanaro wrote:
>> https://www.python.org/dev/peps/pep-3127/#removal-of-old-octal-syntax
>
> Funny stuff:
>
> Python could either:
>
> 1. silently do the wrong thing...
> 2. immediately disabuse him...
>
On Tue, May 8, 2018 at 9:48 PM, Python wrote:
> On Tue, May 08, 2018 at 12:45:29AM +, Steven D'Aprano wrote:
>> since = in a statement on its own is not dangerous. People *almost never*
>> intend to write == for the side-effects only:
>
> Seriously? I do this--not every day, but more than occ
On Fri, May 4, 2018 at 5:34 PM, Thomas Jollans wrote:
> On 04/05/18 22:38, Ian Kelly wrote:
>> The real thing is written in C.
>>
>
> Is it though?
>
> https://github.com/python/cpython/blob/a1fc949b5ab8911a803eee691e6eea55cec43eeb/Lib/operator.py#L265
It is. First, n
On Fri, May 4, 2018 at 11:04 AM, Steven D'Aprano
wrote:
> On Fri, 04 May 2018 09:17:14 -0600, Ian Kelly wrote:
>
>> On Fri, May 4, 2018 at 7:01 AM, Steven D'Aprano
>> wrote:
>>> Here are the specifications:
>>>
>>> * you must use l
On Fri, May 4, 2018 at 7:01 AM, Steven D'Aprano
wrote:
> Here are the specifications:
>
> * you must use lambda, not def;
Why? This seems like an arbitrary constraint.
> * the lambda must take a single function, the sequence you want to
> extract an item from;
>
> * you can hard-code the index
On Wed, Apr 18, 2018 at 1:57 PM, Rob Gaddi
wrote:
> On 04/18/2018 12:37 PM, TUA wrote:
>>
>> import re
>>
>> compval = 'A123456_8'
>> regex = '[a-zA-Z]\w{0,7}'
>>
>> if re.match(regex, compval):
>> print('Yes')
>> else:
>> print('No')
>>
>>
>> My intention is to implement a max. length of
On Thu, Apr 5, 2018 at 3:04 PM, ElChino wrote:
> I'm trying to simplify a try-except construct. E.g. how come
> this:
> try:
> _x, pathname, _y = imp.find_module (mod, mod_path)
> return ("%s" % pathname)
> except ImportError:
> pass
> except RuntimeError:
> pass
> return
On Tue, Apr 3, 2018 at 9:20 PM, wrote:
> What's the purpose of resetting self._stopping back to False in finally
> clause?
Presumably so that the loop won't immediately stop again if you restart it.
--
https://mail.python.org/mailman/listinfo/python-list
On Tue, Apr 3, 2018 at 9:00 AM, Kirill Balunov wrote:
> In fact, I do not really understand why the _py launcher_ way is easier or
> better than `python3` or `python3.6` way even on Windows. There are already
> `pip.exe`, `pip3.exe`, `pip3.6.exe` which solve the same problem, but they
> are all r
On Tue, Apr 3, 2018 at 3:24 AM, Kirill Balunov wrote:
> Perhaps this is a silly question but still...There is PEP 394 "The "python"
> Command on Unix-Like Systems" which I find very reasonable, no matter how
> it is respected. Why was not _somewhat_ the same done for Windows?
PEP 394 is meant to
On Mon, Apr 2, 2018 at 9:01 PM, wrote:
> I also do a quick check, with call_later delay keeps at 1.5, to see what the
> event loop status is after run_until_complete returns. Strangely, both
> is_closed and is_running return a False.
>
> try:
> event_loop.run_until_complete(main(eve
On Mon, Apr 2, 2018 at 5:32 AM, wrote:
> I am new to the asyncio subject, just trying to figure out how to use it.
> Below is the script I use for testing:
> -
> # asyncio_cancel_task2.py
>
> import asyncio
>
> @asyncio.coroutine
> def task_func():
> print('in
On Sat, Mar 31, 2018 at 7:44 PM, Demian Brecht wrote:
> I might be entirely off my face, but figured I'd ask anyways given I
> haven't figured out a clean solution to this problem myself yet:
>
> I'm trying to write a REST API client that supports both async and
> synchronous HTTP transports (init
On Sat, Mar 31, 2018 at 6:29 AM, Rick Johnson
wrote:
> On Friday, March 30, 2018 at 8:59:16 PM UTC-5, Chris Angelico wrote:
>> Wanna provide some competing information showing that other
>> languages are more used?
>
> Chris, here is how debate works:
>
> PersonA asserts X.
>
> PersonB dem
On Fri, Mar 30, 2018 at 8:43 PM, Ian Kelly wrote:
> You really think that 90% of the active users are trolls? And yet the
> subreddit remains usable despite that allegedly terrible
> signal-to-noise ratio.
I'm now laughing at the image of a large community of trolls sitting
around
On Fri, Mar 30, 2018 at 7:10 PM, Rick Johnson
wrote:
> On Friday, March 30, 2018 at 7:44:40 PM UTC-5, Steven D'Aprano wrote:
> [...]
>> Reddit's /ruby subreddit: 40,571 subscribers.
>>
>> Reddit's /python subreddit: 230,858 subscribers.
>
> Those numbers mean nothing unless you can prove all two-
On Wed, Mar 28, 2018 at 9:02 AM, Tobiah wrote:
>
> When should I apply?
The ad said ASAP, so I guess that now it's already too late.
--
https://mail.python.org/mailman/listinfo/python-list
On Mon, Mar 26, 2018 at 4:16 PM, Sumana Harihareswara
wrote:
> The new Python Package Index at https://pypi.org is now in beta.
>
> This means the site is robust, but we anticipate needing more user
> testing and changes before it is "production-ready" and can fully
> replace https://pypi.python.
On Tue, Mar 27, 2018 at 8:47 AM, Ian Kelly wrote:
> On Tue, Mar 27, 2018 at 12:21 AM, Gregory Ewing
> wrote:
>> The trouble is, those conditions don't always hold.
>> Often when overriding a method, you want to do something
>> *instead* of what the base method doe
On Tue, Mar 27, 2018 at 12:21 AM, Gregory Ewing
wrote:
> The idea that super() is *always* the right way to call
> inherited methods in a multiple inheritance environment
> seems to have been raised by some people to the level
> of religous dogma.
>
> I don't buy it. In order for it to work, the f
On Mon, Mar 26, 2018 at 1:24 PM, Dan Stromberg wrote:
> On Sun, Mar 25, 2018 at 11:10 PM, dieter wrote:
>> adrien oyono writes:
>>> I have recently read the documentation about how imports work on python,
>>> and I was wondering why, when you execute a python file, the current
>>> directory is n
On Sun, Mar 25, 2018 at 9:01 AM, Jugurtha Hadjar
wrote:
>
> On 03/25/2018 03:25 PM, Terry Reedy wrote:
>> None.foo will raise AttributeError.
>>
>
> Right.. As I said, I tried to assume as little as possible about OP's code
> and namespace. Didn't want to include C1 in __init__ signature because I
On Sun, Mar 25, 2018 at 9:01 AM, Jugurtha Hadjar
wrote:
>
> On 03/25/2018 03:25 PM, Terry Reedy wrote:
>>
>> On 3/25/2018 7:42 AM, Jugurtha Hadjar wrote:
>>
>>> class C2(object):
>>> def __init__(self, parent=None):
>>> self.parent = parent
>>
>>
>> Since parent is required, it shoul
On Sun, Mar 25, 2018 at 5:46 AM, Steven D'Aprano
wrote:
> On Sun, 25 Mar 2018 06:11:53 -0500, D'Arcy Cain wrote:
>> It accesses the parent class. I want to access the parent object.
>
> Ah. Well, no wonder it doesn't work: you're confusing the OO inheritance
> concept of "parent" (a superclass) w
On Thu, Mar 15, 2018 at 1:35 PM, Julien Salort wrote:
> Because I wanted to keep the synchronous function for scripts which used it,
> without unnecessarily duplicating the code, I built also a synchronous
> function from this new asynchronous one, like that:
>
> def acquire_to_files(self, *args
On Sat, Mar 3, 2018 at 3:26 PM, Richard Damon wrote:
> On 2/28/18 3:51 PM, Ian Kelly wrote:
>>
>> On Wed, Feb 28, 2018 at 12:55 PM, wrote:
>>>
>>> On Tuesday, 27 February 2018 00:42:02 UTC+1, Paul Rubin wrote:
>>>>
>>>> Ron Aaron post
On Sat, Mar 3, 2018 at 9:19 AM, Richard Damon wrote:
> One idea does come to mind though, would it be reasonable, and somewhat
> Pythonic, for a class to define member functions like __ref__ and __unref__
> (or perhaps some other name) that if defined, would be called every time a
> name was bound
On Fri, Mar 2, 2018 at 9:57 PM, Gregory Ewing
wrote:
> Paul Rubin wrote:
>>
>> So you want the programmer to put more head scratching into figuring out
>> which reference should be strong and which should be weak?
>
>
> Also, sometimes weak references don't really solve the
> problem, e.g. if you
On Thu, Mar 1, 2018 at 10:35 PM, Chris Angelico wrote:
> On Fri, Mar 2, 2018 at 4:16 PM, Ian Kelly wrote:
>> On Wed, Feb 28, 2018 at 8:00 PM, Chris Angelico wrote:
>>> Not off hand, but I can provide an EXTREMELY real-world example of a
>>> fairly tight loop: exc
On Wed, Feb 28, 2018 at 9:00 PM, ROGER GRAYDON CHRISTMAN wrote:
>
> On Wed, Feb 28, 2018, 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 they get detected?
>>> Taking a really simple situation:
On Wed, Feb 28, 2018 at 8:00 PM, 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 they get detected?
>>> Taking a really simple situation
On Wed, Feb 28, 2018 at 12:55 PM, wrote:
> On Tuesday, 27 February 2018 00:42:02 UTC+1, Paul Rubin wrote:
>> Ron Aaron posted the below url on comp.lang.forth. It points to what I
>> thought was a cute problem, along with his solution in his Forth dialect
>> 8th:
>>
>> https://8th-dev.com/for
On Tue, Feb 27, 2018 at 2:50 PM, Andre Müller wrote:
> Hello,
>
> it's a duplicate:
> https://python-forum.io/Thread-Working-with-lists-homework-2
>
> I have seen this more than one time. We don't like it. You keep people busy
> with one question at different places.
You assume that it was posted
On Tue, Feb 27, 2018 at 10:16 AM, Igor Korot wrote:
> Congratulations!
> You have an "A" for solving the problem and "F" for helping the guy cheat.
> You should be expelled from the course.
In my experience, this is what happens pretty much every time.
Somebody posts a homework question asking fo
On Tue, Feb 27, 2018 at 9:02 AM, Seb wrote:
> That's right. I just tried this manipulation by replacing the last
> block of code in my example, from the line above `for` loop with:
>
> ------
> # Alternative using `np.matmul`
>
On Tue, Feb 27, 2018 at 4:08 AM, Peter Otten <__pete...@web.de> wrote:
> Seb wrote:
>
>> On Tue, 27 Feb 2018 12:25:30 +1300,
>> Gregory Ewing wrote:
>>
>>> Seb wrote:
I was wondering is whether there's a faster way of multiplying each
row (1x3) of a matrix by another matrix (3x3), compar
On Mon, Feb 26, 2018 at 8:55 PM, Ian Kelly wrote:
> On Mon, Feb 26, 2018 at 8:09 PM, Steven D'Aprano
> wrote:
>> Yes you did: "the last second of every year" is always 23:59:59 of 31st
>> December, and it is always the same time and date "every year"
On Mon, Feb 26, 2018 at 8:09 PM, Steven D'Aprano
wrote:
> Yes you did: "the last second of every year" is always 23:59:59 of 31st
> December, and it is always the same time and date "every year".
Except when it's 23:59:60 or 23:59:61 (which hasn't yet happened but could).
--
https://mail.python.
On Mon, Feb 26, 2018 at 3:12 PM, Dan Stromberg wrote:
> On Mon, Feb 26, 2018 at 2:07 PM, Ian Kelly wrote:
>> Taking LMGTFY to a whole new level of rudeness by obviously not even
>> bothering to read the entire paragraph before responding.
>
> Is LMGTFY rude? I think mayb
On Mon, Feb 26, 2018 at 2:40 PM, Dan Stromberg wrote:
> On Mon, Feb 26, 2018 at 8:53 AM, Seb wrote:
>> On Sun, 25 Feb 2018 18:52:14 -0500,
>> Terry Reedy wrote:
>>
>> [...]
>>
>>> numpy has a matrix multiply function and now the '@' matrix multiply
>>> operator.
>>
>> Yes, but what I was wonderi
On Mon, Feb 26, 2018 at 2:37 PM, Ian Kelly wrote:
> On Mon, Feb 26, 2018 at 1:09 PM, wrote:
>> def foo(self, *args, **kwargs):
>> assert len(args) == 0
>
> Better:
>
> def foo(self, **kwargs):
>
>> So, use the inspect module to detect t
On Mon, Feb 26, 2018 at 1:09 PM, wrote:
> def foo(self, *args, **kwargs):
> assert len(args) == 0
Better:
def foo(self, **kwargs):
> So, use the inspect module to detect the valid arguments
> from the class initializer. Then use **kwargs in every
> class method. It would be nice if
On Mon, Feb 26, 2018 at 8:06 AM, Chris Angelico wrote:
> On Tue, Feb 27, 2018 at 1:41 AM, 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 n
On Mon, Feb 26, 2018 at 9:53 AM, Seb wrote:
> On Sun, 25 Feb 2018 18:52:14 -0500,
> Terry Reedy wrote:
>
> [...]
>
>> numpy has a matrix multiply function and now the '@' matrix multiply
>> operator.
>
> Yes, but what I was wondering is whether there's a faster way of
> multiplying each row (1x3)
On Sun, Feb 25, 2018 at 8:05 PM, INADA Naoki wrote:
> https://docs.python.org/3.6/library/itertools.html#itertools.product
I don't see how you would use itertools.product to do what the OP
asked for. You could use itertools.chain.from_iterable, though:
py> names = ['Jack', 'Susan']
py> list(chai
On Sun, Feb 25, 2018 at 11:19 AM, wrote:
> Why we don’t use:
>
> for _ in _ in _
>
> Instead of
>
> for _ in _:
> for _ in _:
>
> Ex:
>
> Names = ["Arya","Pupun"]
>
> for name in Names:
>for c in name:
>print(c)
>
> instead use:
>
> for c in name in Names:
> print(c)
On Thu, Feb 22, 2018 at 12:55 PM, 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,
>
> Fibonacci numbers, any linearly recursive sequence for
On Tue, Feb 20, 2018 at 10:09 PM, Chris Angelico wrote:
> On Wed, Feb 21, 2018 at 6:39 AM, Geldenhuys, J, Prof
> wrote:
>> I think your case illustrates the Python/Mathematica issue well: you found
>> a job for which Mathematica was not the perfect tool and you used Python.
>> At the end of
On Tue, Feb 20, 2018 at 8:38 AM, Steven D'Aprano
wrote:
> On Tue, 20 Feb 2018 15:23:44 +0100, Antoon Pardon wrote:
>
>>> Okay. Now create a constraint on a name in C++ such that it can only
>>> accept integers representing A.D. years which, on the Gregorian
>>> calendar, are leap years. (Using a d
On Fri, Feb 16, 2018 at 9:32 PM, Chris Angelico wrote:
> You'd be surprised how rarely that kind of performance even matters.
> The author of that article cites C# as a superior language, but in the
> rewrite from C# to Python (the same one I mentioned in the other
> post), I sped the program up i
On Fri, Feb 16, 2018 at 3:18 PM, windhorn wrote:
> Yes, it's been covered, but not quite to my satisfaction.
>
> Here's an example simple script:
>
> # Very simple script
> bar = 123
>
> I save this as "foo.py" somewhere Python can find it
>
import foo
bar
> Traceback (most recent call l
On Wed, Feb 14, 2018 at 2:24 PM, D'Arcy Cain wrote:
> A recent post by Terry Jan Reedy got me thinking about formatting. I
> like the new(ish) format method for strings and I see some value in F
> strings but it only works well with locals. Anything more starts
> getting messier than format() an
It was used for package support and is no longer needed from Python
1.5. http://legacy.python.org/doc/essays/packages.html
On Tue, Feb 6, 2018 at 1:27 PM, Roel Schroeven wrote:
> I'm having a look at py-iso8211 from
> https://sourceforge.net/projects/py-iso8211/ to see if I can get it to work
> w
On Mon, Feb 5, 2018 at 10:13 AM, wrote:
>
> Hi, I have a problem in continuing the function.
>
> I'm a beginner, I'm learning from a textbook. I'm going to put the following
> examples from a textbook that displays "wrong syntax"
It would be very helpful if you would copy/paste the exact error
m
On Mon, Feb 5, 2018 at 12:35 AM, Frank Millman wrote:
> So I have 2 questions -
>
> 1. Is there any particular reason why '|' is not supported?
'|' is the set union operation, roughly equivalent to the set.union
method. Dicts don't have a union operation. If they did, and the same
key were found
On Thu, Feb 1, 2018 at 5:38 AM, Yahya Abou 'Imran via Python-list
wrote:
> Hi guys.
>
> I am discovering coroutines and asynchronous programming, and I have a little
> problem with a little example I'm coding myself as an excercice.
>
> Let say you take two guys in the street: Dave and Bryan.
> Y
On Thu, Feb 1, 2018 at 11:44 AM, Sean DiZazzo wrote:
> On Thursday, February 1, 2018 at 10:37:32 AM UTC-8, Chris Angelico wrote:
>> On Fri, Feb 2, 2018 at 5:22 AM, Sean DiZazzo wrote:
>> > Hi!
>> >
>> > I basically just want to create an alias to an attribute on an item's
>> > superclass. So th
On Tue, Jan 30, 2018 at 9:24 AM, Grant Edwards
wrote:
> On 2018-01-30, Steven D'Aprano wrote:
>> On Tue, 30 Jan 2018 15:48:29 +, Matt Wheeler wrote:
>>
>>> Checking the side mirrors isn't particularly helpful advice if you're
>>> sitting in any seat other than the driver's seat, however.
>>
>
On Sat, Jan 6, 2018, 4:45 PM Grant Edwards
wrote:
> On 2018-01-06, Etienne Robillard wrote:
> >
> >
> > Le 2018-01-06 à 15:49, J.O. Aho a écrit :
> >> On 01/06/18 13:43, Etienne Robillard wrote:
> >>> My understanding of this vulnerability is that speculative indirect
> >>> calls in Linux kernel
On Fri, Jan 5, 2018 at 2:06 PM, Kim of K. wrote:
>
> post frequency is down to a precarious level
It's true that compared to ten years ago, the quantity of posts here
has diminished by a significant fraction, maybe even by an order of
magnitude. This is still a great place for discussion however,
On Fri, Jan 5, 2018 at 9:27 AM, Kim of K. wrote:
>
> "Background
>
> We feel that the world still produces way too much software that is
> frankly substandard. The reasons for this are pretty simple: software
> producers do not pay enough attention [...]"
>
>
> quote from http://texttest.sourcefor
On Sat, Dec 30, 2017 at 8:41 AM, bartc wrote:
> (I had introduced a special language feature just for this kind of thing,
> but it was unsatisfactory. Goto was simpler and understood by everyone. And
> portable to any other language - that hasn't done away with goto. But it
> worked like this (not
On Sun, Dec 24, 2017 at 7:33 PM, Peng Yu wrote:
> See for example this file.
>
> https://github.com/tensorflow/tensorflow/blob/master/tensorflow/python/ops/rnn_cell.py
>
> On Sat, Dec 23, 2017 at 12:03 AM, Steve D'Aprano
> wrote:
>> On Sat, 23 Dec 2017 04:38 pm, Peng Yu wrote:
>>
>>> Hi, I only c
@@ is a syntax error. Where did you encounter this?
On Fri, Dec 22, 2017 at 10:38 PM, Peng Yu wrote:
> Hi, I only can find the doc for @. What does @@ mean in python?
>
> --
> Regards,
> Peng
> --
> https://mail.python.org/mailman/listinfo/python-list
--
https://mail.python.org/mailman/listinfo/
On Wed, Dec 20, 2017 at 5:56 PM, Irv Kalb wrote:
> My questions about this are really historical. From my reading, it looks
> like using an @property decorator is a reference to an older approach using a
> built in "property" function. But here goes:
>
> 1) Why were these decorator names chose
On Fri, Dec 8, 2017 at 2:08 AM, ast wrote:
> Hello,
>
> According to: https://www.python.org/dev/peps/pep-0492/#await-expression
> an awaitable object is:
>
> - A native coroutine object returned from a native coroutine function
> - A generator-based coroutine object returned from a function decor
On Wed, Dec 6, 2017 at 10:56 AM, Gene Heskett wrote:
> On Wednesday 06 December 2017 12:14:32 Ian Kelly wrote:
>
>> On Wed, Dec 6, 2017 at 9:42 AM, Gene Heskett
> wrote:
>> > On Wednesday 06 December 2017 11:28:22 Random832 wrote:
>> >> The third possibility i
On Wed, Dec 6, 2017 at 9:42 AM, Gene Heskett wrote:
> On Wednesday 06 December 2017 11:28:22 Random832 wrote:
>> The third possibility is that he believes that this list is official
>> in some corporate sense, that if he asks for the software and it is
>> not free he will receive a price quote.
>
On Wed, Dec 6, 2017 at 5:53 AM, Rustom Mody wrote:
> I was at first surprised and even a bit shocked when people called me
> right-wing.
> Over time Ive come to accept that lies (left-wing) is upstream of hate
> (right-wing). And to the extent that effects must be stemmed from causes,
> the wo
On Tue, Nov 28, 2017 at 11:54 AM, Marko Rauhamaa wrote:
> Chris Angelico :
>> Would the OP have been trivially able to send a signal to the
>> process? Yes.
>
>Python signal handlers are always executed in the main Python thread,
>even if the signal was received in another thread. This mea
On Tue, Nov 28, 2017 at 8:30 AM, ast wrote:
> Hello
>
> Python's doc says about loop.call_soon(callback, *arg):
>
> Arrange for a callback to be called as soon as possible. The callback is
> called after call_soon() returns, when control returns to the event loop.
>
> But it doesn't seem to be tru
On Sat, Nov 25, 2017 at 7:10 AM, John Pote wrote:
> Hi all,
>
> My problem in summary is that my use of the shutdown() method only shuts
> down a server after the next TCP request is received.
>
> I have a TCP server created in the run() method of a thread.
>
> class TCPlistener( Thread ):
>
On Nov 27, 2017 7:08 AM, "Chris Angelico" wrote:
In every compiler, interpreter, and CPU that I've ever used, the remainder has
been well-defined. In what situation was it ill-defined, such that different
compilers could do different things?
In C89 the result of integer division and modulo wit
On Nov 27, 2017 7:08 AM, "Chris Angelico" wrote:
In every compiler, interpreter, and CPU that I've ever used, the
remainder has been well-defined. In what situation was it ill-defined,
such that different compilers could do different things?
In C89 the result of integer division and modulo wit
On Sat, Nov 25, 2017 at 10:02 AM, Chris Angelico wrote:
> On Sun, Nov 26, 2017 at 3:36 AM, Ian Kelly wrote:
>> On Sat, Nov 25, 2017 at 6:00 AM, bartc wrote:
>>> Where are your unittests for these unittests?
>>
>> No, the point of having unit tests is to build
On Sat, Nov 25, 2017 at 6:00 AM, bartc wrote:
> Where are your unittests for these unittests?
Taking this question more seriously than it deserves: the tests for
the unittest module itself are at
https://hg.python.org/cpython/file/tip/Lib/unittest/test. Yes,
unittest has tests of itself.
As for
On Fri, Nov 24, 2017 at 7:05 PM, wrote:
> On Friday, November 24, 2017 at 12:13:18 PM UTC-8, Terry Reedy wrote:
>
>> Since you did not start with tests or write tests as you wrote code, ...
>
> why on earth would you assume that? instantiate "window" and you'll see it
> works exactly as i intend
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