flebber wrote:
> Thank you for the replies.
>
> Looking at the replies I am wondering which solution is more scalable. At
> the moment it is only 2 nested lists but what about 5, 10, 20 or more?
>
> Should I start looking into numpy to handle this or will list
> comprehension
> >>> [ [ x + y f
On 21/11/2013 00:27, Steven D'Aprano wrote:
> I fully support the right of everyone to make cryptic references to
> movies, television shows, science fiction and fantasy novels, internet
> memes, and assorted pop culture references.
One of the (occasionally humbling) effects of internet communi
On Thu, Nov 21, 2013 at 8:08 PM, Tim Golden wrote:
> Of course, if some were to say "My name is Inigo Montoya; you killed my
> father; prepare to die"...
You killfiled my address - prepare to be ignored!
ChrisA
--
https://mail.python.org/mailman/listinfo/python-list
On 21 November 2013 06:46, John O'Hagan wrote:
>
> I found a verbal description of such an algorithm and came up with
> this:
>
> def multicombs(it, r):
> result = it[:r]
> yield result
> while 1:
> for i in range(-1, -r - 1, -1):
> rep = result[i]
> if
On Thursday, November 21, 2013 12:53:07 PM UTC-8, Chris Angelico wrote:
> What you could try is
Suggestion 1:
> printing out the __cause__ and __context__ of
> the exception, to see if there's anything useful in them;
Suggestion 2:
> if there's
> nothing, the next thing to try would be some
Followup:
I didn't need to go as far as Chris Angelico's second suggestion. I haven't
looked at certain parts of my own code for a while, but it turns out that I
wrote it REASONABLY logically...
My evaluate() calls another function through pool.map_async() -- _evaluate(),
which actually proce
On 11/21/2013 01:49 PM, John Ladasky wrote:
So now, for anyone who is still reading this: is it your
opinion that the traceback that I obtained through
multiprocessing.pool._map_async().get() SHOULD have allowed
me to see what the ultimate cause of the exception was?
It would certainly be ni
Hi folks,
Somewhat over a year ago, I struggled with implementing a routine using
multiprocessing.Pool and numpy. I eventually succeeded, but I remember finding
it very hard to debug. Now I have managed to provoke an error from that
routine again, and once again, I'm struggling.
Here is the
On 11/21/2013 12:01 PM, John Ladasky wrote:
This is a case where you need to dig into the code (or maybe docs) a bit
File ".../evaluate.py", line 81, in evaluate
> result = pool.map(evaluate, bundles) File
"/usr/lib/python3.3/multiprocessing/pool.py", line 228, in map
> return self._map_
Coming back to the second question
"The collatz process is as follows. Take a positive integer n greater than 1.
while n is greater than 1 repeat the following; if N is even halve it and if N
is odd multiply it by 3 and add 1. The (Unsolved) collatz conjecture is that
this process always termi
On Wed, Nov 20, 2013 at 10:46 PM, John O'Hagan wrote:
>
> Short story: the subject says it all, so if you have an answer already,
> fire away. Below is the long story of what I'm using it for, and why I
> think it needs to be recursive. It may even be of more general
> interest in terms of filteri
On 11/21/2013 03:17 PM, bradleybooth12...@gmail.com wrote:
Coming back to the second question
"The collatz process is as follows. Take a positive integer n greater than 1.
while n is greater than 1 repeat the following; if N is even halve it and if N is
odd multiply it by 3 and add 1. The (Uns
Chris Angelico writes:
> 1) Keep deprecated APIs around for as long as you can, even if they're
> implemented messily on top of your current API.
>
> 2) Design your API with future-proofing in mind.
2.1) Have a generous deprecation schedule, and go to significant lengths
to ensure all developers
the problem i have is that it's just giving me the first number of the sequence
not the actual sequence
--
https://mail.python.org/mailman/listinfo/python-list
Hello,
If I have a class that has some member functions, and all the functions
define a local variable of the same name (but different type), is there
some way to use getattr/setattr to access the local variables specific
to a given function?
Obviously there's no need to do this for the small
On 11/21/2013 6:17 PM, bradleybooth12...@gmail.com wrote:
Coming back to the second question
"The collatz process is as follows. Take a positive integer n greater than 1.
while n is greater than 1 repeat the following; if N is even halve it and if N is
odd multiply it by 3 and add 1. The (Uns
On Fri, Nov 22, 2013 at 5:25 AM, John Ladasky
wrote:
> On Thursday, November 21, 2013 9:24:33 AM UTC-8, Chris Angelico wrote:
>
>> Hmm. This looks like a possible need for the 'raise from' syntax.
>
> Thank you, Chris, that made me feel like a REAL Python programmer -- I just
> did some reading,
On Thu, Nov 21, 2013 at 10:53 PM, Antoon Pardon
wrote:
> Op 20-11-13 19:09, Mark Lawrence schreef:
>> I suggest that you write to the BBC and get all episodes of the
>> extremely popular *COMEDY* "Dad's Army" withdrawn as "typical shabby
>> Nazi trick" was one of Captain Mainwearing's main lines.
On 21/11/2013 23:12, Catherine M Moroney wrote:
Hello,
If I have a class that has some member functions, and all the functions
define a local variable of the same name (but different type), is there
some way to use getattr/setattr to access the local variables specific
to a given function?
Obvi
Op 20-11-13 19:09, Mark Lawrence schreef:
> On 20/11/2013 17:51, Ned Batchelder wrote:
>> On Wednesday, November 20, 2013 12:37:31 PM UTC-5, Mark Lawrence wrote:
>>> On 20/11/2013 17:12, Ned Batchelder wrote:
Nazi? Perhaps we could stick to more appropriate analogies?
--Ned.
>>
On 11/21/2013 6:55 PM, bradleybooth12...@gmail.com wrote:
the problem i have is that it's just giving me the first number of the sequence
not the actual sequence
Please show actually copy/pasted input and output.
--
Terry Jan Reedy
--
https://mail.python.org/mailman/listinfo/python-list
On Fri, Nov 22, 2013 at 3:29 AM, Neil Cerutti wrote:
> Many of the main villains in
> the book are hilarious and mean-spirited parodies of
> a series of British children's literature, The Wombles,
> and a British TV show, Steptoe and Son, but the characters work
> fine on their own.
Yeah, that's
I'm attempting to set up an extremely simple server that receives a string, and
returns a string. However, I have 2 problems. I'm able to receive the string
from the client fine, but it only will receive it once. After I send another
string from the client, it doesn't come up on the server... Al
On Thursday, November 21, 2013 6:12:10 PM UTC-5, Catherine M Moroney wrote:
> Hello,
>
> If I have a class that has some member functions, and all the functions
> define a local variable of the same name (but different type), is there
> some way to use getattr/setattr to access the local variable
On Thursday, November 21, 2013 9:24:33 AM UTC-8, Chris Angelico wrote:
> Hmm. This looks like a possible need for the 'raise from' syntax.
Thank you, Chris, that made me feel like a REAL Python programmer -- I just did
some reading, and the "raise from" feature was not implemented until Python
On Fri, 22 Nov 2013 00:52:21 +, MRAB
wrote:
> If I have a class that has some member functions, and all the
functions
> define a local variable of the same name (but different type), is
there
> some way to use getattr/setattr to access the local variables
specific
> to a given function
On Thursday, November 21, 2013 5:01:15 AM UTC-8, John O'Hagan wrote:
> On Thu, 21 Nov 2013 11:42:49 +
>
> Oscar Benjamin wrote:
>
>
>
> > On 21 November 2013 06:46, John O'Hagan
>
> > wrote:
>
> > >
>
> > > I found a verbal description of such an algorithm and came up with
>
> > > thi
On Thu, Nov 21, 2013 at 10:48 AM, Chris Angelico wrote:
> Well, a good British comedy does go around a long way. I have to say,
> though, the shortness of the line makes it harder to recognize. Only
> in the tightest of circles could one say "Bother that telephone!" and
> have people understand th
On Thursday, November 21, 2013 9:33:13 PM UTC-5, Roy Smith wrote:
> In article <9e773107-5a6c-486b-bef2-186101d8f...@googlegroups.com>,
>
> cilantr...@gmail.com wrote:
>
>
>
> > I'm attempting to set up an extremely simple server that receives a string,
>
> > and returns a string. However, I
In article ,
Cilantro MC wrote:
> > First thing, get rid of all those semicolons. This is Python you're
> >
> > writing, not C++. Likewise, the extra parens in your while statements.
> >
> >
> >
> > Your problem is that you're doing the accept() inside your main loop on
> >
> > the serv
On Thursday, November 21, 2013 9:36:32 PM UTC-5, Cilantro MC wrote:
> On Thursday, November 21, 2013 9:33:13 PM UTC-5, Roy Smith wrote:
> > In article <9e773107-5a6c-486b-bef2-186101d8f...@googlegroups.com>,
> > cilantr...@gmail.com wrote:
> >
> > > I'm attempting to set up an extremely simple se
On Thu, 21 Nov 2013 11:42:49 +
Oscar Benjamin wrote:
> On 21 November 2013 06:46, John O'Hagan
> wrote:
> >
> > I found a verbal description of such an algorithm and came up with
> > this:
> >
> > def multicombs(it, r):
> > result = it[:r]
> > yield result
> > while 1:
> >
Dennis Lee Bieber writes:
> Does Pan have an option to generate its own Message-ID header?
>
> Headers seem to indicate multiple injections somewhere
Perhaps Pan doesn't? Someone else had multipostings in the Android group
but he was posting via aioe.
--
https://mail.python.org/mail
On Fri, Nov 22, 2013 at 4:01 AM, John Ladasky
wrote:
> Here is the end of the traceback, starting with the last line of my code:
> "result = pool.map(evaluate, bundles)". After that, I'm into Python itself.
>
> File ".../evaluate.py", line 81, in evaluate
> result = pool.map(evaluate, bund
In article <9e773107-5a6c-486b-bef2-186101d8f...@googlegroups.com>,
cilantr...@gmail.com wrote:
> I'm attempting to set up an extremely simple server that receives a string,
> and returns a string. However, I have 2 problems. I'm able to receive the
> string from the client fine, but it only wi
On 11/21/2013 06:02 PM, Dave Angel wrote:
Catherine Moroney wrote:
If I have a class that has some member functions, and all the
functions define a local variable of the same name (but
different type), is there some way to use getattr/setattr to
access the local variables specific to a given fu
On Thursday, November 21, 2013 2:32:08 PM UTC-8, Ethan Furman wrote:
> Check out bugs.python.org. Search for multiprocessing and tracebacks to see
> if anything is already there; if not, create a new issue.
And on Thursday, November 21, 2013 2:37:13 PM UTC-8, Terry Reedy wrote:
> 1. Use 3.3.3
Cilantro MC wrote:
I prefer using the semicolons... They aren't making my code wrong... I use
other programming languages from time to time, and I'd rather just always use
semicolons, as with the parentheses.
It's your choice, but just be aware that other Python
programmers reading your code wi
Catherine M Moroney wrote:
is there
some way to use getattr/setattr to access the local variables specific
to a given function?
No, because those variables don't even exist when there
isn't a call to the function in progress.
Your example suggests that, instead of local variables,
you really
Tim Golden wrote:
One of the (occasionally humbling) effects of internet communication is
the realisation that the pop-culture reference you assumed would be
instantly shared and understood by *any normal person anywhere* is, in
fact, confined to your own back yard.
Obviously we need a mail/new
On Fri, Nov 22, 2013 at 2:57 PM, John Ladasky
wrote:
> or, for that matter, why data needs to be pickled to pass it between
> processes.
Oh, that part's easy. Let's leave the multiprocessing module out of it
for the moment; imagine you spin up two completely separate instances
of Python. Create
On 11/21/2013 03:55 PM, bradleybooth12...@gmail.com wrote:
the problem i have is that it's just giving me the first number of the sequence
not the actual sequence
Not when I run it. After correcting the indentation errors, I get the
correct sequence *except* that it's missing the first numbe
On Fri, Nov 22, 2013 at 3:02 PM, Gregory Ewing
wrote:
> Cilantro MC wrote:
>>
>> I prefer using the semicolons... They aren't making my code wrong... I use
>> other programming languages from time to time, and I'd rather just always
>> use
>> semicolons, as with the parentheses.
>
>
> It's your ch
On Thu, 21 Nov 2013 18:36:32 -0800, Cilantro MC wrote:
> I prefer using the semicolons... They aren't making my code wrong... I
> use other programming languages from time to time, and I'd rather just
> always use semicolons, as with the parentheses.
There are all sorts of things that you can do
On Friday, November 22, 2013 11:02:43 AM UTC+5:30, Steven D'Aprano wrote:
> To a fluent Python programmer, that's what semi-colons are like, although
> to a lesser degree. An unnecessary distraction and annoyance, rather like
> people who talk like this:
> "Er, I prefer, um, using the semicolon
I'm thinking of porting a Python application that uses numpy for web,
basically would like to upload a user-defined data, perform the
calculations with numpy and plot charts with the general structure of a
site such as a blog for example, I have studied a bit of django and
web2py, but I wonder if t
bottle webpy flask ?
what does "better" means ?
-- Original --
From: "Renato Barbosa Pim Pereira";;
Date: Fri, Nov 22, 2013 02:15 PM
To: "python list";
Subject: Web framework
I'm thinking of porting a Python application that uses numpy for web,
basically
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