On 12/17/17 10:29 AM, Peng Yu wrote:
Hi,
I would like to extract "a...@efg.hij.xyz". But it only shows ".hij".
Does anybody see what is wrong with it? Thanks.
$ cat main.py
#!/usr/bin/env python
# vim: set noexpandtab tabstop=2 shiftwidth=2 softtabstop=-1 fileencoding=utf-8:
import re
email_re
On 12/28/17 6:43 AM, jorge.conr...@cptec.inpe.br wrote:
Hi,
I would like to know if there is a goto command or something similar
that I can use in Python.
Python does not have a goto statement. You have to use structured
statements: for, while, try/except, yield, return, etc.
If you sh
On 12/31/17 8:15 PM, Wu Xi wrote:
def neighbours(point):
x,y = point
yield x + 1 , y
yield x - 1 , y
yield x , y + 1
yield x , y - 1 #this is proof that life can emerge
inside of computers and cellular automatons,
yield x + 1 , y + 1
On 1/1/18 1:49 PM, Niles Rogoff wrote:
On Mon, 01 Jan 2018 10:42:58 -0800, breamoreboy wrote:
On Monday, January 1, 2018 at 10:14:59 AM UTC, wxjm...@gmail.com wrote:
Le lundi 1 janvier 2018 08:35:53 UTC+1, Lawrence D’Oliveiro a écrit :
On Monday, January 1, 2018 at 7:52:48 AM UTC+13, Paul Rub
On 1/11/18 10:23 AM, Chris Angelico wrote:
On Fri, Jan 12, 2018 at 12:38 AM, bartc wrote:
On 11/01/2018 05:16, Michael Torrie wrote:
On 01/10/2018 01:13 PM, bartc wrote:
Yes the link didn't have the simple examples I hoped for. How's this:
-
import pygame
import
On 1/11/18 8:21 PM, bartc wrote:
On 11/01/2018 23:23, Chris Angelico wrote:
On Fri, Jan 12, 2018 at 10:11 AM, bartc wrote:
I'm almost ready to plonk you, but I think there is still SOME value
in your posts. But please, stop denigrating what you don't understand.
And please try to see thing
On 1/14/18 9:57 PM, Dan Stromberg wrote:
On Sun, Jan 14, 2018 at 3:01 PM, Peng Yu wrote:
Hi,
I see the following usage of list comprehension can generate a
generator. Does anybody know where this is documented? Thanks.
Here's the (a?) generator expression PEP:
https://www.python.org/dev/peps/
On 1/16/18 2:19 PM, Larry Martell wrote:
On Tue, Jan 16, 2018 at 12:00 PM, Larry Martell wrote:
Looking for 2.7 docs on read.encode - googling did not turn up anything.
Specifically, looking for the supported options for base64, and how to
specify them, e.g. Base64.NO_WRAP
So I just realized
On 1/17/18 9:29 AM, leutrim.kal...@gmail.com wrote:
Hello everyone,
I am implementing a time-dependent Recommender System which applies BPR
(Bayesian Personalized Ranking), where Stochastic Gradient Ascent is used to
learn the parameters of the model. Such that, one iteration involves sampling
On 1/17/18 2:45 PM, Chris Angelico wrote:
On Thu, Jan 18, 2018 at 6:28 AM, Ned Batchelder wrote:
You'll have to replace random.choice() with
random.choice(list(...)), since you can't random.choice from a set.
Side point: why can't you? You can random.sample from a set, bu
On 1/22/18 3:22 AM, ken...@gameofy.com wrote:
(BTW, I've written a simple secure eval())
You have accurately guessed our interest! Would you mind starting a new
thread to show us your simple secure eval?
--Ned.
--
https://mail.python.org/mailman/listinfo/python-list
On 1/23/18 8:48 AM, kushal bhattacharya wrote:
On Tuesday, January 23, 2018 at 7:05:02 PM UTC+5:30, bartc wrote:
On 23/01/2018 13:23, kushal bhattacharya wrote:
On Wednesday, January 17, 2018 at 4:34:23 PM UTC+5:30, kushal bhattacharya
wrote:
Hi,
Is there any python framework or any tool as
On 1/22/18 3:22 AM, ken...@gameofy.com wrote:
I'm using exec() to run a (multi-line) string of python code. If an
exception occurs, I get a traceback containing a stack frame for the
string. I've labeled the code object with a "file name" so I can
identify it easily, and when I debug, I find
On 1/27/18 3:15 PM, Jason Qian via Python-list wrote:
HI
I am a string that contains \r\n\t
[Ljava.lang.Object; does not exist*\r\n\t*at com.livecluster.core.tasklet
I would like it print as :
[Ljava.lang.Object; does not exist
tat com.livecluster.core.tasklet
It looks like
On 1/30/18 2:35 PM, Etienne Robillard wrote:
Hi,
I managed to patch Schevo and Durus to run under PyPy 5.9. However,
I'm afraid the changes is breaking Python 2.7 compatibility.
I'm curious what you had to change for PyPy? (Unless it's a Py2/Py3
thing as Chris mentions.)
I'm not sure how I
On 1/30/18 4:08 PM, Chris Angelico wrote:
On Wed, Jan 31, 2018 at 7:58 AM, Etienne Robillard wrote:
Hi Ned,
Le 2018-01-30 à 15:14, Ned Batchelder a écrit :
I'm curious what you had to change for PyPy? (Unless it's a Py2/Py3 thing
as Chris mentions.)
Please take a look at the
On 1/30/18 3:58 PM, Etienne Robillard wrote:
Hi Ned,
Le 2018-01-30 à 15:14, Ned Batchelder a écrit :
I'm curious what you had to change for PyPy? (Unless it's a Py2/Py3
thing as Chris mentions.)
Please take a look at the changesets:
https://bitbucket.org/tkadm30/libsche
On 2/13/18 6:41 PM, Etienne Robillard wrote:
Hello everyone,
Django-hotsauce 1.0 commercial edition (LTS) is now available for
preorder :)
Checkout: https://www.livestore.ca/product/django-hotsauce/
I'm also looking for expert Django and Python programmers to test and
review the design and
On 2/15/18 9:35 AM, Chris Angelico wrote:
On Thu, Feb 15, 2018 at 2:40 PM, Oleg Korsak
wrote:
Hi. While hearing about GIL every time... is there any real reason why CAS
doesn't help to solve this problem?
https://en.wikipedia.org/wiki/Compare-and-swap
Because the GIL is not a problem. It's a
On 2/18/18 6:33 AM, bartc wrote:
On 18/02/2018 01:39, Chris Angelico wrote:
On Sun, Feb 18, 2018 at 12:31 PM, bartc wrote:
On 18/02/2018 00:45, Chris Angelico wrote:
On Sun, Feb 18, 2018 at 11:13 AM, bartc wrote:
It's text, but it is an intermediate or "object" file. It's not doing
poin
On 2/18/18 6:57 AM, bartc wrote:
On 18/02/2018 11:45, Ned Batchelder wrote:
Let's not go down this path yet again. We've heard it all before.
Bart: stop it. Everyone else: stop it. :)
Well, this was a rare instance of someone admitting that a simple and
smaller codebase has b
On 2/19/18 9:54 AM, Steven D'Aprano wrote:
On Mon, 19 Feb 2018 13:28:26 +, Paul Moore wrote:
[1] The most basic question, which people making such claims often can't
answer, is "Do you mean that values are strongly typed, or that names
are? Or did you mean that variables are, because if so
On 2/19/18 10:39 AM, Paul Moore wrote:
On 19 February 2018 at 15:18, Ned Batchelder wrote:
On 2/19/18 9:54 AM, Steven D'Aprano wrote:
On Mon, 19 Feb 2018 13:28:26 +, Paul Moore wrote:
[1] The most basic question, which people making such claims often can't
answer, is "D
On 2/19/18 1:01 PM, Paul Moore wrote:
On 19 February 2018 at 17:11, Ned Batchelder wrote:
On 2/19/18 10:39 AM, Paul Moore wrote:
I'm curious - How would you explain Python's "variables" to someone
who knows how C variables work, in a way that ensures they don't car
On 2/20/18 5:47 AM, Antoon Pardon wrote:
On 19-02-18 16:18, Ned Batchelder wrote:
On 2/19/18 9:54 AM, Steven D'Aprano wrote:
On Mon, 19 Feb 2018 13:28:26 +, Paul Moore wrote:
[1] The most basic question, which people making such claims often
can't
answer, is "Do you mean
On 2/22/18 11:00 AM, bartc wrote:
On 22/02/2018 12:03, bartc wrote:
On the fib(20) test, it suggests using this to get a 30,000 times
speed-up:
BTW while doing my tests, I found you could redefine the same function
with no error:
def fred():
pass
def fred():
pass
def fred():
On 2/23/18 3:02 PM, bartc wrote:
On 23/02/2018 19:47, Chris Angelico wrote:
On Sat, Feb 24, 2018 at 6:25 AM, bartc wrote:
The difference between Python and another dynamic language might be a
magnitude, yet you say it doesn't matter.
Thanks, that makes me feel much better about my own work!
On 2/24/18 2:08 PM, Peng Yu wrote:
On Sat, Feb 24, 2018 at 12:45 PM, Wildman via Python-list
wrote:
On Sat, 24 Feb 2018 11:41:32 -0600, Peng Yu wrote:
I would like to just get the escaped string without the single quotes.
Is there a way to do so? Thanks.
x='\n'
print repr(x)
'\n'
Python 3
On 2/26/18 7:13 AM, bartc wrote:
On 26/02/2018 11:40, Chris Angelico wrote:
On Mon, Feb 26, 2018 at 10:13 PM, bartc wrote:
Below is the first draft of a Python port of a program to do with
random
numbers. (Ported from my language, which in turned ported it from a C
program by George Marsaglia
On 2/26/18 10:09 AM, Chris Angelico wrote:
On Tue, Feb 27, 2018 at 2:02 AM, bartc wrote:
On 26/02/2018 14:04, bartc wrote:
On 26/02/2018 13:42, Ned Batchelder wrote:
Well, once you notice that the
Python code had N=1e5, and the C code had N=1e9 :) If you want to
experiment, with N
On 2/27/18 3:52 AM, Kirill Balunov wrote:
a. Is this restriction for locals desirable in the implementation of
CPython in Python 3?
b. Or is it the result of temporary fixes for Python 2?
My understanding is that the behavior of locals() is determined mostly
by what is convenient for the imp
On 2/28/18 4:13 PM, Etienne Robillard wrote:
I want to know why this question is being silently ignored by this group.
If no one has any information about your topic, then no one will say
anything. Python on Android is very specialized as it is, and I have no
idea what ultrasonic side channe
On 2/28/18 7:01 PM, Etienne Robillard wrote:
What do rats find rewarding in play fighting?
This is well outside the topics for this list.
--Ned.
Le 2018-02-28 à 18:29, Chris Angelico a écrit :
On Thu, Mar 1, 2018 at 10:23 AM, Steven D'Aprano
wrote:
I'd go further... what gave you the i
On 3/1/18 7:40 AM, Thomas Nyberg wrote:
On 03/01/2018 12:46 PM, bartc wrote:
If they're only called once, then it probably doesn't matter too much in
terms of harming performance.
Oh yeah there's no way this has any affect on performance. A smart
compiler might even be able optimize the call aw
On 3/2/18 10:36 AM, Paul Moore wrote:
Or (real Python):
def fn():
for i in range(1):
with open(f"file{i}.txt", "w") as f:
f.write("Some text")
How would you write this in your RAII style - without leaving 10,000
file descriptors open until the end
On 2/28/18 6:53 PM, ooom...@gmail.com wrote:
On Wednesday, February 28, 2018 at 11:45:24 PM UTC, ooo...@gmail.com wrote:
On Wednesday, February 28, 2018 at 11:02:17 PM UTC, Chris Angelico wrote:
On Thu, Mar 1, 2018 at 9:51 AM, ooomzay wrote:
[snip]
Taking a really simple situation:
class Foo:
On 3/4/18 8:26 AM, Ooomzay wrote:
On Sunday, 4 March 2018 03:16:31 UTC, Paul Rubin wrote:
Chris Angelico writes:
Yep, cool. Now do that with all of your smart pointers being on the
heap too. You are not allowed to use ANY stack objects. ANY. Got it?
That's both overconstraining and not even
On 3/4/18 7:37 AM, Ooomzay wrote:
On Sunday, 4 March 2018 04:23:07 UTC, Steven D'Aprano wrote:
[...]
[This PEP] imposes enormous burdens on the maintainers of at least five
interpreters (CPython, Stackless, Jython, IronPython, PyPy) all of which
will need to be re-written to have RAII semantics
On 3/4/18 9:11 AM, Ooomzay wrote:
I am well aware of what it will mean for interpreters. For some interpreters it
will have zero impact (e.g. CPython) ...
There's no point continuing this if you are just going to insist on
falsehoods like this. CPython doesn't currently do what you want, but
On 3/4/18 5:25 PM, Ooomzay wrote:
On Sunday, 4 March 2018 14:37:30 UTC, Ned Batchelder wrote:
Are you including cyclic references in your assertion that CPython
behaves as you want?
Yes. Because the only behaviour required for RAII is to detect and debug such
cycles in order to eliminate
On Saturday, February 13, 2021 at 7:19:58 PM UTC-5, Chris Angelico wrote:
> On Sun, Feb 14, 2021 at 11:14 AM Mr Flibble
> wrote:
> >
> > On 13/02/2021 23:30, Igor Korot wrote:
> > > Hi,
> > > But most importantly - what is the reason for this ?
> > > I mean - what problems the actual python
with_at = with_dots.replace(".", "@", 1)
https://docs.python.org/3/library/stdtypes.html#str.replace
--Ned.
On Sunday, February 14, 2021 at 4:18:22 PM UTC-5, Chris Green wrote:
> What's the easiest way to change the first occurrence of a specified
> character in a string?
>
> E.g. I want to c
On Monday, August 22, 2016 at 4:22:09 PM UTC-4, Malcolm Greene wrote:
> Python 3.5: Is there a way to dynamically import specific names from a
> module vs importing the full module?
>
> By dynamic I mean via some form of importlib machinery, eg. I'm looking
> for the dynamic "from import " equiva
On Saturday, August 27, 2016 at 5:50:30 AM UTC-4, ROGER GRAYDON CHRISTMAN wrote:
> "If it walks like a duck, quacks like a duck,... "
>
> so there is indeed precedence for this so-called 'duck typing'
>
>
> but wouldn't it be more Pythonic to call this 'witch typing'?
>
> "How do you know sh
On Saturday, September 3, 2016 at 7:55:48 AM UTC-4, Veek. M wrote:
> https://mail.python.org/pipermail//python-ideas/2014-October/029630.htm
>
> Wanted to know if the above link idea, had been implemented and if
> there's a module that accepts a pattern like 'cap' and give you all the
> instance
On Sunday, September 4, 2016 at 7:52:44 PM UTC-4, Chris Angelico wrote:
> FWIW, hex is much more common for displaying Unicode codepoints than
> decimal is. So I'd print it like this (incorporating the 'not CAPITAL'
> filter):
You are right, I went too quickly, and didn't realize until after I
pos
On Monday, September 5, 2016 at 2:15:58 AM UTC-4, Thomas 'PointedEars' Lahn
wrote:
> How can I trust a person
> who does not even have the decency and the courage to stand by their
> statements with their real name?
Feel free to ignore people you don't trust. We'll help them.
--Ned.
--
https
On Wednesday, September 7, 2016 at 8:25:42 PM UTC-4, p...@blacktoli.com wrote:
> Hello,
>
> any ideas why this does not work?
>
> >>> def add(key, num):
> ... a[key] += num
> ...
> >>> a={}
> >>> a["007-12"] = 22 if not a.has_key("007-12") else add("007-12",22)
> >>> a
> {'007-12': 22} # OK h
On Friday, September 9, 2016 at 6:13:37 AM UTC-4, Frank Millman wrote:
> "Frank Millman" wrote in message news:nqtlue$unj$1...@blaine.gmane.org...
>
> > Assume you have a tuple of tuples -
>
> > a = ((1, 2), (3, 4))
>
> > You want to add a new tuple to it, so that it becomes -
>
> > ((1,
On Monday, September 12, 2016 at 5:21:51 PM UTC-4, Thomas 'PointedEars' Lahn
wrote:
> Chris Angelico wrote:
>
> > On Mon, Sep 12, 2016 at 9:14 PM, Daiyue Weng wrote:
> > If you know that 'errors' is always going to be a list, you can check
> > for emptiness thus:
> >
> > if not errors:
>
> If
On Monday, September 12, 2016 at 4:31:37 PM UTC-4, Thomas 'PointedEars' Lahn
wrote:
> Ben Finney wrote:
> > So instead, you want a different tuple. You do that by creating it,
> > explicitly constructing a new sequence with the items you want::
> >
> > b = tuple([
> > item for ite
On Tuesday, September 13, 2016 at 6:42:56 AM UTC-4, Daiyue Weng wrote:
> Hi, I defined a global variable in some function like this,
>
> def some_function(self):
>
> global global_var
>
> PyCharm inspection gave me,
>
> Global variable is undefined at the module level
>
> How to fix this?
On Wednesday, September 14, 2016 at 5:00:02 PM UTC-4, Lawrence D’Oliveiro wrote:
> On Thursday, September 15, 2016 at 8:13:05 AM UTC+12, Terry Reedy wrote:
> > Because True is the default, object need not and at least in CPython
> > does not have a __bool__ (or __len__) method.
>
> If they had to
On Friday, September 16, 2016 at 3:20:15 PM UTC-4, Peng Yu wrote:
> Hi, See the following example, I am not able to get the source code of
> the actual function that does the calculation of partial_ratio. Does
> anybody know what is the correct way of getting the source?
>
> /tmp$ ./main.py
>
On Saturday, September 17, 2016 at 2:37:42 AM UTC-4, Steve D'Aprano wrote:
> On Sat, 17 Sep 2016 12:31 pm, Peng Yu wrote:
>
> > Hi, `set -v` in bash allows the print of the command before print the
> > output of the command.
> >
> > I want to do the similar thing --- print a python command and th
On Saturday, September 17, 2016 at 4:41:32 PM UTC-4, Peng Yu wrote:
> > python -m trace -t yourprogram.py
>
> If I want to add some command in yourprogram.py to show the commands
> used it instead of calling trace from the command line, can it be
> done?
I don't know of a way to do that, but
On Saturday, September 17, 2016 at 11:09:04 PM UTC-4, Peng Yu wrote:
> The manual says the following.
>
> "The trace function is invoked (with event set to 'call') whenever a
> new local scope is entered; it should return a reference to a local
> trace function to be used that scope, or None if th
On Sunday, September 18, 2016 at 8:29:38 AM UTC-4, Peng Yu wrote:
> On Sunday, September 18, 2016, Ned Batchelder wrote:
>
> > On Saturday, September 17, 2016 at 11:09:04 PM UTC-4, Peng Yu wrote:
> > > The manual says the following.
> > >
> > > "The
On Sunday, September 18, 2016 at 6:45:32 PM UTC-4, Lawrence D’Oliveiro wrote:
> A CLI gives the user power over the computer. While a GUI is a great way to
> give the computer, and proprietary software companies, power over the user.
This is completely beside the point of the original question.
On Monday, September 19, 2016 at 4:24:31 PM UTC-4, Lawrence D’Oliveiro wrote:
> On Monday, September 19, 2016 at 11:29:24 AM UTC+12, Ned Batchelder wrote:
> >
> > On Sunday, September 18, 2016 at 6:45:32 PM UTC-4, Lawrence D’Oliveiro
> > wrote:
> >>
> >&
On Tuesday, September 20, 2016 at 12:48:55 PM UTC-4, ROGER GRAYDON CHRISTMAN
wrote:
> I am trying to find a better (i.e. more efficient) way to implement a
> generator
> that traverses a tree.
>
> The current model of the code (which is also used by a textbook I am teaching
> from does this)
>
On Wednesday, September 21, 2016 at 10:27:15 AM UTC-4, Sayth Renshaw wrote:
> Hi
>
> Trying to clarify why ints and strings arent treated the same.
>
> You can get a valuerror from trying to cast a non-int to an int as in
> int(3.0) however you cannot do a non string with str(a).
>
> Which mean
On Wednesday, September 21, 2016 at 11:41:42 PM UTC-4, Sayth Renshaw wrote:
> This ends being the code I can use to get it to work, seems clear and
> pythonic, open to opinion on that :-)
>
>
> answer = input("\t >> ")
> if isinstance(int(answer), int) is True:
> raise ValueError("Ints aren'
On Tuesday, September 27, 2016 at 3:54:01 AM UTC-4, dl l wrote:
> What is the difference between PyImport_AddModule and PyImport_Import?
>
> When need to use PyImport_AddModule?
>
> When need to use PyImport_Import?
Does this paragraph from the docs help?
> Note
>
> This function does not load
On Wednesday, September 28, 2016 at 8:00:09 PM UTC-4, Lawrence D’Oliveiro wrote:
> On Thursday, September 29, 2016 at 11:54:46 AM UTC+13, Emile van Sebille
> wrote:
> > Which worked for me! You should try it. Sloppy programming has always
> > been unreliable.
>
> So it is clear you don’t have an
On Friday, September 30, 2016 at 2:16:10 PM UTC-4, Les Cargill wrote:
> A really interesting design approach in Tcl is to install a callback
> when a variable is written to. This affords highly event-driven
> programming.
>
> Example ( sorry; it's Tcl ) :
>
>
(I can't read Tcl, sorry)
>
> W
On Saturday, October 1, 2016 at 7:48:09 PM UTC-4, Cem Karan wrote:
> Cool, thank you! Quick experimentation suggests that I don't need to worry
> about marking anything for garbage collection, correct? The next question
> is, how do I create a stream of byte codes that can be interpreted by CPy
On Saturday, October 1, 2016 at 6:25:16 PM UTC-4, Thorsten Kampe wrote:
> * Ben Finney (Sun, 02 Oct 2016 07:12:46 +1100)
> >
> > Thorsten Kampe writes:
> >
> > > ConfigParser escapes `\n` in ini values as `\\n`.
>
> Indenting solves the problem. I'd rather keep it one line per value
> but it s
On Saturday, October 1, 2016 at 9:25:57 PM UTC-4, Michael Felt wrote:
> Finally, I got to where I understood what needed to be done to get both
> Mercurial built - and the the new SSL requirements met.
>
> So, running:
>
> # hg clone https://hg.python.org/cpython
>
> works. What is the next ste
On Friday, October 7, 2016 at 8:39:55 AM UTC-4, BartC wrote:
> On 07/10/2016 06:30, Oz-in-DFW wrote:
> > I'm using Python 3.5.2 (v3.5.2:4def2a2901a5, Jun 25 2016, 22:01:18) [MSC
> > v.1900 32 bit (Intel)] on Windows 7
> >
> > I'm trying to write some file processing that looks at file size,
> > ext
On Friday, October 14, 2016 at 12:50:44 PM UTC-4, Lele Gaifax wrote:
> Chris Angelico writes:
>
> > There's a shift as of 3.6 to make unrecognized alphabetic escapes into
> > errors, or at least warnings.
>
> But we are talking about raw strings here, specifically r'\s+'.
>
> I agree that with
On Friday, October 14, 2016 at 1:00:12 PM UTC-4, Chris Angelico wrote:
> On Sat, Oct 15, 2016 at 3:45 AM, Lele Gaifax wrote:
> > Chris Angelico writes:
> >
> >> There's a shift as of 3.6 to make unrecognized alphabetic escapes into
> >> errors, or at least warnings.
> >
> > But we are talking abo
On Friday, October 14, 2016 at 1:27:09 PM UTC-4, Chris Angelico wrote:
> On Sat, Oct 15, 2016 at 4:12 AM, Ned Batchelder
> wrote:
> > There doesn't seem to be a change to string literals at all. It's only a
> > change in the regex engine.
> >
> > Pyt
On Friday, October 14, 2016 at 7:49:33 PM UTC-4, Robin Koch wrote:
> Am 15.10.2016 um 01:33 schrieb 38016226...@gmail.com:
> > nums=['3','30','34','32','9','5']
> > I need to sort the list in order to get the largest number string:
> > '953433230'
> >
> > nums.sort(cmp=lambda a,b: cmp(a+b, b+a), r
On Sunday, October 16, 2016 at 10:53:45 PM UTC-4, Mario R. Osorio wrote:
> On Sunday, October 16, 2016 at 1:42:23 PM UTC-4, Ayush Saluja wrote:
> > Hello I want to build a desktop application which retrieves data from
> > server and stores data on server. I have basic experience of python and I
>
On Monday, October 24, 2016 at 5:00:47 PM UTC-4, Dan Stromberg wrote:
> Hi folks.
>
> I'm attempting to set up Sphinx to document several API's based on docstrings.
>
> I've got something browseable for one example API using Sphinx +
> autodoc + apidoc.
>
> However, we aren't really a PEP8 shop;
On Monday, October 24, 2016 at 7:02:11 PM UTC-4, Dan Stromberg wrote:
> On Mon, Oct 24, 2016 at 2:39 PM, Ned Batchelder
> wrote:
> > On Monday, October 24, 2016 at 5:00:47 PM UTC-4, Dan Stromberg wrote:
>
> >> However, we aren't really a PEP8 shop; we use hard ta
On Thursday, November 3, 2016 at 4:30:00 AM UTC-4, Steven D'Aprano wrote:
> On Thursday 03 November 2016 17:56, arthurhavli...@gmail.com wrote:
> > I would propose this syntax. (TODO: find appropriate keywords I guess):
> >
> > lst.map x: x*5
> > lst.filter x: x%3 == 1
>
> I think the chances of
On Sunday, November 13, 2016 at 9:39:12 PM UTC-5, jf...@ms4.hinet.net wrote:
> Running the following codes (deen.py) under Win32 python 3.4.4 terminal:
>
> tbli = [0x66, 0x27, 0xD0]
> tblm = [0 for x in range(3)]
> def gpa(data):
> td = data ^ tblm[2]
> return td
The function gpa referenc
On Thursday, November 17, 2016 at 6:50:07 PM UTC-5, Boylan, Ross wrote:
> Thank you; I can confirm that overriding __repr__ makes the list display as I
> wanted.
>
> The decision to use repr inside the list seems very odd, given the context,
> namely formatting something for display or looking f
On Thursday, November 17, 2016 at 8:35:15 PM UTC-5, BartC wrote:
> That Py2's dis.dis() accepts a string argument but treats it as compiled
> byte-code sounds like a bug. Unless it's a feature.
In Python 2, plain-old strings are byte-strings, so there's no way for
dis.dis to distinguish between a
On Sunday, November 20, 2016 at 7:24:43 AM UTC-5, Tristan B. Kildaire wrote:
> Is Guido active on this newsgroup. Sorry for the off-topic ness.
He is definitely not active on this list. The most recent message from
him here (not cross-posted) seems to be in September 2014.
Maybe there's something
On Sunday, November 20, 2016 at 6:47:35 AM UTC-5, Bev in TX wrote:
> From the Python 3.5.2 docs:
>
> 6.15. Evaluation order
> Python evaluates expressions from left to right. Notice that while
> evaluating an assignment, the right-hand side is evaluated before the
> left-hand side.
>
> Thus, sp
On Monday, November 21, 2016 at 12:48:25 PM UTC-5, Victor Porton wrote:
> Which of two variants of code to construct an "issue comment" object (about
> BitBucket issue comments) is better?
>
> 1.
>
> obj = IssueComment(Issue(IssueGroup(repository, 'issues'), id1), id2)
>
> or
>
> 2.
>
> list
On Wednesday, November 23, 2016 at 3:43:05 AM UTC-5, Larry Hudson wrote:
> On 11/22/2016 08:51 AM, Michiel Overtoom wrote:
> > Hi Ganesh,
> >
> >> Any better suggestion to improve this piece of code and make it look more
> >> pythonic?
> >
> >
> > import random
> >
> > # A list of tuples. Note tha
On Friday, November 25, 2016 at 6:24:47 AM UTC-5, Nikunj wrote:
> Hi All,
>
> Out of curiosity, I wanted to understand the reason behind having different
> memory location for two identical floats . This is unlike ints or strings.
> Tried googling but couldn't find anything concrete. Any links o
On Friday, November 25, 2016 at 6:34:00 AM UTC-5, Ned Batchelder wrote:
> On Friday, November 25, 2016 at 6:24:47 AM UTC-5, Nikunj wrote:
> > Hi All,
> >
> > Out of curiosity, I wanted to understand the reason behind having different
> > memory location for two identi
On Friday, November 25, 2016 at 7:17:08 AM UTC-5, BartC wrote:
> On 25/11/2016 11:24, Nikunj wrote:
> >
> > Out of curiosity, I wanted to understand the reason behind having different
> > memory location for two identical floats . This is unlike ints or strings.
> > Tried googling but couldn't fi
On Friday, November 25, 2016 at 3:45:37 AM UTC-5, Rustom Mody wrote:
> On Friday, November 25, 2016 at 1:27:18 AM UTC+5:30, bream...@gmail.com wrote:
> > https://eev.ee/blog/2016/11/23/a-rebuttal-for-python-3/ is one of
> > presumably many responses to the article I posted about under the subject
On Friday, November 25, 2016 at 11:26:09 AM UTC-5, Ned Batchelder wrote:
>
> --Ned.
> against Python 3 is
Umm, no idea where that "signature" came from... I am not against
Python 3... :)
--
https://mail.python.org/mailman/listinfo/python-list
On Sunday, November 27, 2016 at 4:53:20 AM UTC-5, Veek M wrote:
> I was reading this:
> http://stackoverflow.com/questions/4418741/im-able-to-use-a-mutable-object-as-a-dictionary-key-in-python-is-this-not-disa
>
> In a User Defined Type, one can provide __hash__ that returns a integer
> as a key
On Thursday, December 1, 2016 at 9:03:46 AM UTC-5, Paul Moore wrote:
> While I agree that f-strings are more dangerous than people will immediately
> realise (the mere fact that we call them f-*strings* when they definitely
> aren't strings is an example of that), the problem here is clearly (IM
On Thursday, December 1, 2016 at 2:31:11 PM UTC-5, DFS wrote:
> After a simple test below, I submit that the above scenario would never
> occur. Ever. The time gap between checking for the file's existence
> and then trying to open it is far too short for another process to sneak
> in and dele
On Thursday, December 1, 2016 at 7:26:18 PM UTC-5, DFS wrote:
> On 12/01/2016 06:48 PM, Ned Batchelder wrote:
> > On Thursday, December 1, 2016 at 2:31:11 PM UTC-5, DFS wrote:
> >> After a simple test below, I submit that the above scenario would never
> >> occur.
On Wednesday, December 7, 2016 at 10:18:32 AM UTC-5, Rustom Mody wrote:
> Trying to write some code using sets (well frozen sets)
> And was hit by this anomaly
>
> This is the behavior of lists I analogously expect in sets:
>
> >>> []
> []
> >>> [[]]
> [[]]
> >>>
>
> ie the empty list and the l
On Monday, December 12, 2016 at 12:58:30 PM UTC-5, Juan C. wrote:
> Since we are talking about Python terminology I believe that calling
> `__init__` a constructor is also wrong. I've already seem some
> discussions regarding it and the general consensus is that `__init__`
> shouldn't be called con
On Monday, December 12, 2016 at 4:31:00 PM UTC-5, Gregory Ewing wrote:
> Ned Batchelder wrote:
> > In C++, you don't have an object of type T until the
> > constructor has finished. In Python, you have an object of type T before
> > __init__ has been entered.
>
&
On Monday, December 12, 2016 at 6:17:43 PM UTC-5, Ben Finney wrote:
> Ned Batchelder writes:
>
> > Claiming that __init__ isn't a constructor seems overly pedantic to
> > me.
>
> Whereas to me, claiming that ‘Foo.__init__’ is a constructor seems
> needlessly con
On Wednesday, December 14, 2016 at 9:09:22 AM UTC-5, Nick Sarbicki wrote:
> Afternoon everyone.
>
> Might be missing something obvious but the 3.6 What's New docs point to the
> release date being the 12th.
>
> https://docs.python.org/3.6/whatsnew/3.6.html#what-s-new-in-python-3-6
>
> I got the
On Sunday, December 18, 2016 at 11:21:38 AM UTC-5, BartC wrote:
> On 18/12/2016 10:59, Paul Götze wrote:
> > Hi John,
> >
> > there is a nice short article by E. W. Dijkstra about why it makes sense
> > to start numbering at zero (and exclude the upper given bound) while
> > slicing a list. Might g
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