On 17/07/2020 20:12, J. Pic wrote:
And Hollidays ;)
Nah, that's next week ;-)
Le ven. 17 juil. 2020 à 21:03, Rhodri James a écrit :
On 17/07/2020 19:33, Steve wrote:
Sorry folks, I really messed that one up. I tried to doctor up a reply
to
get the address correct but failed to d
t sufficiently intrigued to go find out about.
I think there are fewer experts with time lurking around here (and I
don't count myself as one of those, TBH). Recent controversies and the
attempts to moderate them have probably upset quite a lot of people one
way or another.
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On 04/07/2020 16:38, Random832 wrote:
On Fri, Jul 3, 2020, at 08:48, Rhodri James wrote:
As I said in my preamble, it doesn't matter whether you believe that is
true or think it's utter bollocks. I asked the question to get the
Steering Council's opinion, not anyone
Python, you can read a file one line at a time, so how to count the
number of lines in a file should be pretty obvious. Figuring out how to
do that for every *.cpp file in a directory will involve looking through
the standard library, or getting a bash script to do it for you :-)
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On 03/07/2020 15:28, Jon Ribbens via Python-list wrote:
On 2020-07-03, Rhodri James wrote:
On 02/07/2020 23:46, Random832 wrote:
On Thu, Jul 2, 2020, at 18:29, Michael Torrie wrote:
Come again? I can see no other link in the verbage with the
"relics of white supremacy" that she r
at is
true or think it's utter bollocks. I asked the question to get the
Steering Council's opinion, not anyone else's. If you collectively
really must rehash the arguments again, please have the decency to do so
in a different thread.
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or do not give a monkey's, should _any_
political opinion be in the repo?
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ons. I mention this merely to
reinforce the idea that these things are still answers as well as
hostages to fortune.
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On 30/06/2020 15:25, Rhodri James wrote:
Having just had occasion to use the code of conduct link
(conduct...@python.org), I got back the message:
Your mail to 'conduct...@python.org' with the subject
Is being held until the list moderator can review it for approval
nature of
Thank you for your email about "". We will deal with
it as soon as we can."
Plus the usual platitudes about valuing my input and appreciating my
custom which don't necessarily apply here ;-/
Any chance of getting the message altered to something a bit more fr
On 24/06/2020 22:46, zljubi...@gmail.com wrote:
Why Pycharm didn't offer a setter as well as getter?
This is a general Python mailing list. If you have specific
questions/complaints about PyCharm, they are probably better addressed
directly to the makers of PyCharm.
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en insert it into the
__dict__ as 'from', although a custom serializer
would probably be preferable from a design standpoint.
Might it be simpler to use a dict from the start? You could have a
dictionary key of "from" without any problems.
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. Which
version of Windows are you using? What exactly did you do to install
Pygame and Pgzero, in order, and what exactly went wrong. Please copy
and paste any error messages, don't send screenshots because the mailing
list will strip them off and we won't see them.
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ore likely to change my own module to fit :-)
- do you prefer PSL's importlib over Python's native import-s, for one
of these (or any other) reason?
Um, why would I?
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ense whatsoever for lists like ["The", "quick",
"brown", "fox"]. There's a decent purpose for a class implementing the
features you want, but I honestly don't think the generic list class is it.
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oogle turns up when you search for
"windows runtime missing" explains what's going on and points to this link.
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t they expect). I'm faintly gobsmacked that anyone
expects something like that to work. If you want a directory, create
it. That's what os.mkdir (and the pathlib equivalent) is for.
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ade without a significant number of complaints (as
in I can't remember the last one, and I've been around here for a while
-- it's too hot for me to want to go hunt in the archives :-).
How are these unexpected extensionless files getting created?
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ing on the filing system. Anything else is, as
you have discovered, error-prone.
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documentation says, "If a component is an
absolute path, all previous components are thrown away and joining
continues from the absolute path component." Since "\\" is an absolute
path component, all the previous components are thrown away and you are
left with just "\\".
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t; pathlib.PureWindowsPath('/').is_absolute()
|False
Thanks, that seems to suggest that there is an issue and that I should
hence submit this as an issue.
It is indeed most curious as to why this obviously absolute path is not
recognised as such :-)
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On 24/05/2020 05:27, Souvik Dutta wrote:
Is there any precedence or priority order by which sys.stderr.write() and
sys.stdout.write() works.
No.
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nt of view of
someone who writes more C code than Python, not having to remember a new
set of habits for Python makes life a lot simpler.
Chacun à son goût and all that.
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h the same difficulty really. I certainly don't find it
"hard" to grep for _snake_case.
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more detailed advice.
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cdump.
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1 0 1
0 1 01 0
OK I don't see any violation of quoting or parentheses matching. Still trying
to figure out what this lambda does.
Presumably it's something to do with recognising string prefixes?
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On 17/04/2020 22:27, dcwhat...@gmail.com wrote:
On Friday, April 17, 2020 at 2:11:17 PM UTC-4, Rhodri James wrote:
And people wonder why I stick to gdb when at all possible :-)
Never worked with it. Is it a debugger for compiled code, i.e. it steps
through the executable while displaying the
d useless bits of code to
cast something to (uint8_t *) because I want to see the bytes and the
IDE will not give up on trying to interpret them for me.
And people wonder why I stick to gdb when at all possible :-)
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*binary*
format, what constitutes an *exact* decimal may be a little surprising!
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ou care enough, refactor it as a
comprehension:
count = sum(1 for a in chars if a in seek)
It it's not so simple, neither the comprehension nor your proposal are
going to be as readable as the twice nesting.
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on't think you can.
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On 01/04/2020 18:24, Musbur wrote:
Am 01.04.2020 15:01 schrieb Rhodri James:
I believe you do it in C as you would in Python: you call the Series
class!
pyseries = PyObject_CallObject((PyObject *)&series_type, NULL);
Well, that dumps core just as everything else I tried.
What does
ieve you do it in C as you would in Python: you call the Series class!
pyseries = PyObject_CallObject((PyObject *)&series_type, NULL);
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.
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On 19/03/2020 14:47, Peter J. Holzer wrote:
On 2020-03-19 14:24:35 +, Rhodri James wrote:
On 19/03/2020 13:00, Peter J. Holzer wrote:
It's more compact, especially, if "d" isn't a one-character variable,
but an expression:
fname, lname = db[people].employe
ance is created.
Try running this code:
class first:
print("from first")
Just that. No instantiation, no "first()", nothing else. Just the
class suite itself.
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act. I think the second version is more readable (and the
third version, where you factored out the common lookup is better still).
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media app." Email works exceedingly well
for this sort of thing, despite Google's antics.
+10
The best response to "This system breaks when I abuse it" is almost
always "Well stop abusing it then."
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from threading disasters by itself, though it will make it
easier to protect it as you need.
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or me since get_it(piece) returns the error:
builtins.TypeError: get_it() takes no arguments
It works for me (pace sticking something in GetIt.seen to avoid getting
a KeyError). You aren't muddling up the class name and instance name
are you?
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you have a global class instance hanging around, which is not
actually any better than a global dictionary.
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ccasions when you want it, but
more often you should be working in UTC not local time.
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On 20/02/2020 15:08, Duram wrote:
On 19/02/2020 12:17, Rhodri James wrote:
On 19/02/2020 14:22, Duram via Python-list wrote:
I have a drawing in a .gif file with (a,b) pixels and want to
paperprint it in a position (x,y), what would be the code?
What have you tried?
Nothing, I did not find
On 19/02/2020 14:22, Duram via Python-list wrote:
I have a drawing in a .gif file with (a,b) pixels and want to paperprint
it in a position (x,y), what would be the code?
What have you tried?
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On 12/02/2020 17:46, Python wrote:
On Wed, Feb 12, 2020 at 01:16:03PM +, Rhodri James wrote:
On 12/02/2020 00:53, Python wrote:
In pretty much every job I've ever worked at, funding work (e.g. with
humans to do it) with exactly and precisely the resources required is
basically impos
d to pay the cost of a replacement project, which will accrue its own
technical debt...
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on the interactive command
line or a look in the documents will tell you that strings indeed do not
have a loads_data() method.
I don't know what library you are intending to use, but you need to open
your file with that first.
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ile "", line 1, in
t = time.clock()
AttributeError: module 'time' has no attribute 'clock'
It is correct, there is no time.clock() function. The documentation is
here: https://docs.python.org/3/library/time.html
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input,
converts it to a string (stripping a trailing newline), and returns
that. When EOF is read, EOFError is raised.
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quire that behaviour.
It's horses for courses, as ever.
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On 08/01/2020 18:08, many people wrote lots of stuff...
Folks, could we pick one list and have the discussion there, rather than
on both python-list and python-ideas? Getting *four* copies of Andrew's
emails is a tad distracting :-)
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s -- or lack of OSes -- which have no graphical
interface).
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ft utterly irrelevant to me and those like me.
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you are far more likely than me to
recognise which of them are relevant to your circumstances.
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7;hexdump.py': [Errno 2] No such file or directory
user@USERnoMacBook-Air LibraBrowser %
Huh. You've done a "pip3 install hexdump" so I don't know what might be
happening here. Sorry.
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for that.
c) I would much prefer it if you didn't top-post, but interleaved your
replies like I've done here. I find it hard to follow top-posted
messages because they reverse the normal flow of conversation.
On Wed, Dec 18, 2019 at 11:39 PM Rhodri James wrote:
On 18/12/2019 0
aw it. Could you copy and paste (DON'T
retype!) the error instead, so we can all read it?
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It
doesn't. This happens to be the behaviour in CPython, but other
implementations vary as Chris has explained several times now.
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have further-reaching implications for those
implementations. I can't speak to the details; the only other
implementation I use is Micropython, and I don't use that often enough
to have cared about the details of garbage collection beyond noting that
it's different to CPython.
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's an implementation detail of your computer.
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On 10/12/2019 19:00, R.Wieser wrote:
MRAB,
You merely disabled the mark-and-sweep collector.
Nope. Go check the docs on "gc"
Yep. Go and check the docs on "gc" *carefully*
*plonk*
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rt of space before deleting the object, for example, which might
not happen until your script terminates.
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an individual machine) to each service. So do that, using whatever
digits you have left after the unique machine number.
* Mash these two numbers into a single ten digit identifier.
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..
I'm afraid this is a text-only mailing list, so your screenshot has been
stripped off before any of us could see it. Please could you copy and
paste the text of the error message you receive.
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On 05/12/2019 19:30, Rhodri James wrote:
On 05/12/2019 18:49, RobH wrote:
Update:
I did python3 Internet.py
and now only get this error:
pi@raspberrypi:~/Downloads $ python3 Internet.py
File "Internet.py", line 24
font = ImageFont.truetype( 'Minec
wn about this, and demand that we use either all tabs or all
spaces for our indentation. That's what you've fallen foul off; there
must be a mix of tabs and spaces in that line!
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al_variable = n
love_my_global(3) # prints 'It was 5'
show_my_global() # prints '3'
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scope *excluding
globals.*" (my emphasis.)
MyVar is a global here, so nonlocal explicitly doesn't pick it up.
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The original idea of the shebang line invoking env, as far
I recall, was that you'd get the "proper" system python3 wherever it had
been put rather than something random and possibly malicious. I guess
that means to go for your first option.
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eemed
that worthwhile.
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o tell!)
Trying to work cross-platform with NMake/GNU make is every bit as horrid
as you're imagining when you start getting clever, and I haven't tried
doing it for years. Generally when I'm working on both Windows and
Linux, Cygwin is involved anyway so I just use GNU mak
ke that comes with Visual
Studio, for example, and use it in preference to the IDE when I can.
Yes, it's a hassle, but it's a hassle you're going to go through anyway.
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is probably right, but this is a
toy example and just as easily written with lambdas if you're that
worried about using up names.
-10 from me.
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, but still requires a
lot of careful thought. For example you've asserted that the modules
you want to import simultaneously, but you also need to consider the
import mechanism itself.
Put 1 and 2 together, and multi-threaded import sounds like a nightmare.
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On 06/11/2019 11:42, Rhodri James wrote:
On 06/11/2019 09:51, Spencer Du wrote:
On Tuesday, 5 November 2019 19:44:46 UTC+1, Rhodri James wrote:
On 05/11/2019 18:33, Spencer Du wrote:
I want to execute at least two python files at once when imported but
I dont know how to do this. Currently I
On 06/11/2019 09:51, Spencer Du wrote:
On Tuesday, 5 November 2019 19:44:46 UTC+1, Rhodri James wrote:
On 05/11/2019 18:33, Spencer Du wrote:
I want to execute at least two python files at once when imported but
I dont know how to do this. Currently I can only import each file one
after
would you want to do this? What
exactly does "at the same time" mean here?
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On 04/11/2019 22:23, Peter J. Holzer wrote:
On 2019-11-04 14:54:23 +, Rhodri James wrote:
On 04/11/2019 14:33, Veek M wrote:
__metaclass__ = whatever; # is python2.x syntax
But not Python3: see PEP 3115
Doesn't "X is python2.x syntax" imply "X is not python3 syntax
ust be what's responsible for the True result. Logically the
problem must be to do with your MyzMeta class then. I have no idea what.
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Meta):
pass
then you get the prints from MyMeta.__instancecheck__(). The
isinstance() still returns True, though, and I don't know why. Then
again, your definition of MyMeta is really weird.
f = Foo()
b = Bar()
print(isinstance(f, (Bar, Foo)))
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t the reference count"
existed.Thank you.
Could cause some interresting "the object has disappeared!" problems when
you're not carefull with it though ... :-)
Yes, it can. That's why you want to create a finalizer to tidy up.
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h
reference count. This won't automatically
delete the reference from the WeakSet when the instance goes away,
you'll want to set a finalizer for that, but the documentation covers
what you want to know fairly clearly. Trust me, I was doing exactly
this a week or so ago, and it
On 01/11/2019 17:07, MRAB wrote:
On 2019-11-01 12:36, Rhodri James wrote:
On 31/10/2019 20:14, MRAB wrote:
On 2019-10-31 18:46, ferzan saglam wrote:
The code below which I have written should print the result of 43.6
with the given values I have included at the end of this question,
but for
ython3. So my first
piece of advice would be to switch to Python3 now so you don't have to
re-learn oddities like input(), print() and string handling.
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#x27;s my personal preference.
(Which indicates that I too shouldn't consider using black!)
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find many and varied ways of coming back to bite you?
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On 15/10/2019 12:38, Antoon Pardon wrote:
On 11/10/19 15:48, Rhodri James wrote:
On 10/10/2019 12:40, Antoon Pardon wrote:
About including piped iterators:
http://code.activestate.com/recipes/580625-collection-pipeline-in-python/
On 10/10/19 13:00, Paul Moore wrote:
As another measure
On 11/10/2019 15:13, Prabakaran Hadoop wrote:
Thanks for your reply. Any work around or any other way to achieve from python
to prestosql .
If there is, it'll be in the GitHub issue I linked to. I just applied
Google to your question.
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overall into what this line means in particular. It's exactly like
coming across an unusual phrasing or iffy grammar in a piece of writing;
you get thrown out of the reading experience by having to concentrate on
the individual words.
Heh. Literary criticism as applied to programming. Only
sage=("Could not start SASL: %s" % self.sasl.getError()))
thrift.transport.TTransport.TTransportException: Could not start SASL: b'Error
in sasl_client_start (-4) SASL(-4): no mechanism available: Unable to find a
callback: 2'
I am trying to connect from windows 10 local to Pre
spaces will probably be more enthusiastic.
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ame, just one
that may transiently be related to a real object.
Concrete may not be the best term for this, but I can't think of a
better one.
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.factorial(n - 1)
instance = Dummy()
instance.factorial(3)
6 # correct
So, to summarize, if you create a class with type(name, bases, dict_)
or with the "class" keyword, recursive methods can't be writen
in the same way. This is what puzzle me.
On the contrary, recursive methods are
home/rhodri/foo.txt: No such file or directory
cat "concatenates files" to quote its man page. Does that mean it
creates them if they don't exist, just because I typed the name into the
command? No. I wouldn't expect it either. In exactly the same way I
don't e
Try self.fib(...) instead of fib(self, ...) both times.
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On 26/09/2019 15:35, Oscar Benjamin wrote:
On Thu, 26 Sep 2019 at 13:39, Rhodri James wrote:
You have returned the class object, not
an instance of anything,
Well object is an instance of object as well as of type:
Fair point. I keep forgetting that.
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of your message to overwrite the characters
you don't want any more, but not so many that you overwrite what you
want to keep. Working out how many spaces that is for any given message
could be quite tedious. You may well find it easier to lcd.clear() the
whole display and rewrite everything when you want to change anything.
Anyway, I hope that helps.
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p of that, the language definition states
that "The return value of __new__() should be the new object instance
(usually an instance of cls)". You have returned the class object, not
an instance of anything, so on the whole it's lucky that
object.__init__() does nothing!
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nice:
I would like to avoid the extra steps writing an reading extern files.
subprocess is your friend here. Something like:
[snip myself]
You can also use the io.StringIO class of the stdlib, which is more suitable
for this use case.
Not for running external tools, surely?
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