Re: PyWart (Terminolgy): "Class"

2013-01-13 Thread Chris Angelico
On Mon, Jan 14, 2013 at 6:32 PM, Rick Johnson wrote: > I really don't like using two words ("define object", or "def obj") and using > one single keyword is ambiguous ("object" or "obj"). So the obvious solution > is to combine the abbreviated words into one compound keyword that will save > ke

Re: PyWart (Terminolgy): "Class"

2013-01-13 Thread Rick Johnson
On Monday 1-14-2013 at 12:46 AM, Rick Johnson wrote: > [...] > "object": > > This is my favorite word however it does suffer a > "verbial" disconnection. What are we suggesting? A single > word can be very ambiguous as to intent. However, if we > couple the word "object" with the word "define" we

Re: PyWart (Terminolgy): "Class"

2013-01-13 Thread Chris Angelico
On Mon, Jan 14, 2013 at 5:46 PM, Rick Johnson wrote: > Dear language designers: Stop propagating such foolish terminology! End the > infection of "class" in all source code, docs, and daily conversation. Be > more consistent and logical. Resist temptation to use poor terminology simply > becaus

Re: ANN: Python training "text movies"

2013-01-13 Thread Mitya Sirenef
On 01/14/2013 01:34 AM, Franck Ditter wrote: In article , Jason Friedman wrote: That is right; I would also add that it may be overwhelming for a newbie to be reading through a large "wall of text" -- here you have blank space after the current paragraph so the attention is focused even more

PyWart (Terminolgy): "Class"

2013-01-13 Thread Rick Johnson
I have believed for a very long time that "class" was a poor choice of keyword to designate an "object definition". Firstly, the word /class/ does not transform smoothly into CS from English. NO English definition of "class" comes anywhere close to describing the "structured source code that d

Re: ANN: Python training "text movies"

2013-01-13 Thread Franck Ditter
In article , Jason Friedman wrote: > > That is right; I would also add that it may be overwhelming for a newbie > > to be reading through a large "wall of text" -- here you have blank > > space after the current paragraph so the attention is focused even more > > on the last few lines. > > > > A

An Introduction to Stochastic Modeling 3rd Ed by Taylor, Karlin

2013-01-13 Thread kalvinmanual
I have solutions manuals to all problems and exercises in these textbooks. To get one in an electronic format contact me at: kalvinmanual(at)gmail(dot)com and let me know its title, author and edition. Please this service is NOT free. SOLUTIONS MANUAL TO A First Course in Differential Equations

Re: PyWart: Module access syntax

2013-01-13 Thread Rick Johnson
On Saturday, January 12, 2013 12:45:03 AM UTC-6, Steven D'Aprano wrote: > On Fri, 11 Jan 2013 20:34:20 -0800, Rick Johnson wrote: > > [...] > So what do you do for, say, os.path? According to the first rule, you > must write it as os:path because path is a module; according to the > second rule,

Re: Subgraph Drawing

2013-01-13 Thread Steven D'Aprano
On Sun, 13 Jan 2013 20:01:21 -0800, subhabangalore wrote: > there are other solution of converting back the matrix to graph should I > try that? Yes. -- Steven -- http://mail.python.org/mailman/listinfo/python-list

Re: Subgraph Drawing

2013-01-13 Thread subhabangalore
On Monday, January 14, 2013 6:05:49 AM UTC+5:30, Steven D'Aprano wrote: > On Sun, 13 Jan 2013 12:05:54 -0800, subhabangalore wrote: > > > > > Dear Group, > > > > > > I have two questions, if I take a subseries of the matrix as in > > > eigenvalue here, provided I have one graph of the full f

Re: Beowulf clusters

2013-01-13 Thread Craig Yoshioka
When you write HPC code the GIL isn't an issue, but you'll have plenty of others. Craig reporting from the road 10550 N Torrey Pines Rd La Jolla CA 92037 work: 858 784 9208 cell: 619 623 2233 On Jan 13, 2013, at 6:22 PM, Mark Janssen wrote: > On Sun, Jan 13, 2013 at 8:19 PM, Oscar Benjamin >

Re: Beowulf clusters

2013-01-13 Thread Mark Janssen
On Sun, Jan 13, 2013 at 8:37 PM, Oscar Benjamin wrote: > On 14 January 2013 02:33, Mark Janssen wrote: >> Lol, well that's why I'm asking. I don't see how they can do it >> without considerable difficulties. > > What do you want the GIL for across machines? The normal purpose of > the GIL is to

Re: Beowulf clusters

2013-01-13 Thread Oscar Benjamin
On 14 January 2013 02:46, Mark Janssen wrote: > On Sun, Jan 13, 2013 at 8:37 PM, Oscar Benjamin > wrote: >> On 14 January 2013 02:33, Mark Janssen wrote: >>> Lol, well that's why I'm asking. I don't see how they can do it >>> without considerable difficulties. >> >> What do you want the GIL for

Re: Beowulf clusters

2013-01-13 Thread Oscar Benjamin
On 14 January 2013 02:22, Mark Janssen wrote: > On Sun, Jan 13, 2013 at 8:19 PM, Oscar Benjamin > wrote: >> On 14 January 2013 02:10, Mark Janssen wrote: >>> Has anyone used python for high-performance computing on Beowulf clusters? >> >> Yes. > > How did they deal with the Global interpreter lo

Re: Beowulf clusters

2013-01-13 Thread Mark Janssen
On Sun, Jan 13, 2013 at 8:19 PM, Oscar Benjamin wrote: > On 14 January 2013 02:10, Mark Janssen wrote: >> Has anyone used python for high-performance computing on Beowulf clusters? > > Yes. How did they deal with the Global interpreter lock across many machines? Cheers, Mark -- http://mail.py

Re: Subgraph Drawing

2013-01-13 Thread Steven D'Aprano
On Sun, 13 Jan 2013 12:05:54 -0800, subhabangalore wrote: > Dear Group, > > I have two questions, if I take a subseries of the matrix as in > eigenvalue here, provided I have one graph of the full form in G, how > may I show it, as if I do the nx.draw(G) it takes only the original > graph. Is th

Re: Subgraph Drawing

2013-01-13 Thread Oscar Benjamin
On 13 January 2013 20:05, wrote: > Dear Group, > > I have two questions, if I take a subseries of the matrix as in eigenvalue > here, > provided I have one graph of the full form in G, how may I show it, as if I > do the nx.draw(G) it takes only the original graph. I'm sorry, but I really don'

Re: please i need explanation

2013-01-13 Thread Walter Hurry
On Sun, 13 Jan 2013 15:04:34 -0600, Tony the Tiger wrote: > On Fri, 11 Jan 2013 09:35:10 -0600, kwakukwatiah wrote: > >> >> >> >> >> def factorial(n): > > Right, another html junkie, on windoze, no doubt. X-Mailer: Microsoft Windows Live Mail 15.4.3508.1109 -- http://mail.python.org/mailm

Re: pylint or similar to test version-specific language constructs?

2013-01-13 Thread Chris Angelico
On Mon, Jan 14, 2013 at 4:56 AM, jkn wrote: > Hi Dave > > On 11 Jan, 15:06, Dave Angel wrote: >> >> Not sure what you mean by beforehand. Don't you run all your unit tests >> before putting each revision of your code into production? So run those >> tests twice, once on 2.7, and once on 2.4. A

Re: please solve my problem

2013-01-13 Thread Chris Angelico
On Mon, Jan 14, 2013 at 7:35 AM, Divya Thakur wrote: > raise TemplateDoesNotExist(name) > TemplateDoesNotExist: 500.html > [14/Jan/2013 01:08:11] "GET /static/images/products/thumbnails/12345 > HTTP/1.1" 500 59 This sounds like a Django-specific issue. You'll probably get better results from

Re: please solve my problem

2013-01-13 Thread Roy Smith
In article <72e8aec3-4fa3-44af-aad7-8b32196da...@googlegroups.com>, Divya Thakur wrote: > "i want to show image by the help of MEDIA_URL and this is my template file > code for this > not working This is a django-specific question. You would do better to ask on the django-users mailing li

please solve my problem

2013-01-13 Thread Divya Thakur
hello i need help for my ecommerce project ,and here i am facing some problem here is my query "i want to show image by the help of MEDIA_URL and this is my template file code for this http://en.wikipedia.org/wiki/List_of_tz_zones_by_name # although not all choices may be available on all opera

Subgraph Drawing

2013-01-13 Thread subhabangalore
Dear Group, I have two questions, if I take a subseries of the matrix as in eigenvalue here, provided I have one graph of the full form in G, how may I show it, as if I do the nx.draw(G) it takes only the original graph. >>> import numpy >>> import networkx as nx >>> import matplotlib.pyplot as

Re: Keyboard hook in linux

2013-01-13 Thread K. Elo
Hi! Thanks, Michael, for your quick - and heplful - reply. 13.01.2013 18:46, Michael Torrie wrote: You're wrong. curses does offer a direct solution to this. Check the docs. Also here's a nice intro document for Python 3: http://docs.python.org/dev/howto/curses.html You are right :) The do

Re: Keyboard hook in linux

2013-01-13 Thread garabik-news-2005-05
K. Elo wrote: > Practically I am looking for something similar than Pascal's > "keypressed" function As already mentioned, (n)curses is a good solution. However, if you need/want to go to lower levels, you can read /dev/input/event* like this (excerpt from one of my programs): def opendevs()

Upgrading Python with NumPy, SciPy and Mayavi in a Rocks 6.0 cluster

2013-01-13 Thread Patrick Haley
Hi, We are looking for some guidance in installing an upgraded Python on our cluster. Our cluster was installed with Rocks 6.0, is running CentOs 6.2, and has python-2.6.6, gcc-4.4.6. We would like to install an upgraded version of Python along with the following modules NumPy Scipy (which w

Re: pylint or similar to test version-specific language constructs?

2013-01-13 Thread jkn
Hi Dave On 11 Jan, 15:06, Dave Angel wrote: > > Not sure what you mean by beforehand.  Don't you run all your unit tests > before putting each revision of your code into production?  So run those > tests twice, once on 2.7, and once on 2.4.  A unit test that's testing > code with a ternary operat

Re: For Loop in List

2013-01-13 Thread Mitya Sirenef
On 01/13/2013 07:45 AM, subhabangal...@gmail.com wrote: Dear Group, I have a list like, list1=[1,2,3,4,5,6,7,8,9,10,11,12] Now, if I want to take a slice of it, I can. It may be done in, list2=list1[:3] print list2 [1, 2, 3] If I want to iterate the list, I may do as, for i in list1:

Re: problem with exam task for college

2013-01-13 Thread Oscar Benjamin
On 13 January 2013 13:57, wrote: > this is again a newer version, right now the velocity does in fact turn, but > the view doesn't follow, it keeps the ship vertical. > > i'm also having trouble letting the flame appear when pressing the "up" button > > and when the ship rotates the horizontal v

Re: Keyboard hook in linux

2013-01-13 Thread Michael Torrie
On 01/13/2013 09:13 AM, K. Elo wrote: > I have searched in the Web and in several tutorials (e.g. "Programming > python"), but this seems to be a tricky one. The 'pyHook' library seems > to offer a keyboard hook manager, but 'pyHook' is not available for > linux :( IMHO, the 'curses' library off

Re: Keyboard hook in linux

2013-01-13 Thread Michael Torrie
On 01/13/2013 09:13 AM, K. Elo wrote: > I am working on a small console app for linux. The idea is to display > some sensor values and the screen should update itself in, say, every 10 > seconds. > > The user should have the possibly to change some configurations or gwt > help by pressing diffe

Keyboard hook in linux

2013-01-13 Thread K. Elo
Hi! I am working on a small console app for linux. The idea is to display some sensor values and the screen should update itself in, say, every 10 seconds. The user should have the possibly to change some configurations or gwt help by pressing different keys (like you can do when running e.g

Creating continuous keystroke with python

2013-01-13 Thread Abhas Bhattacharya
I need to generate continuous keystroke with python. I have been trying with the sendkeys module, but the only command it supports is sending discrete keypresses. But I need a continous keypress, so that the other application (which in this case is a game which triggers an action only when a key

Re: ANN: Python training "text movies"

2013-01-13 Thread Jason Friedman
> That is right; I would also add that it may be overwhelming for a newbie > to be reading through a large "wall of text" -- here you have blank > space after the current paragraph so the attention is focused even more > on the last few lines. > > Additionally, since instructions scroll automatical

Re: For Loop in List

2013-01-13 Thread Tim Chase
On 01/13/13 07:48, Boris FELD wrote: 2013/1/13 Tim Chase : SIZE = 3 for i in range(len(list1)//SICE): ... print list1[i*SIZE:i*SIZE+SIZE] A little shorter and simpler version: x = x[1:] for i in range(0,len(x),SIZE): ... print x[i: i+SIZE] Doh, I always forget that range() takes

Re: problem with exam task for college

2013-01-13 Thread jeltedeproft
this is again a newer version, right now the velocity does in fact turn, but the view doesn't follow, it keeps the ship vertical. i'm also having trouble letting the flame appear when pressing the "up" button and when the ship rotates the horizontal velocity keeps getting bigger and bigger i a

Re: For Loop in List

2013-01-13 Thread Boris FELD
2013/1/13 Tim Chase : > On 01/13/13 06:45, subhabangal...@gmail.com wrote: > SIZE = 3 for i in range(len(list1)//SICE): > ... print list1[i*SIZE:i*SIZE+SIZE] > ... > [1, 2, 3] > [4, 5, 6] > [7, 8, 9] > [10, 11, 12] > A little shorter and simpler version: >>> x = x[1:] >>> for i in ra

Re: For Loop in List

2013-01-13 Thread Tim Chase
On 01/13/13 06:45, subhabangal...@gmail.com wrote: Dear Group, I have a list like, list1=[1,2,3,4,5,6,7,8,9,10,11,12] Now, if I want to take a slice of it, I can. It may be done in, list2=list1[:3] print list2 [snip] Now, I want to combine iterator with a slicing condition like for i=li

Re: For Loop in List

2013-01-13 Thread Dave Angel
On 01/13/2013 07:45 AM, subhabangal...@gmail.com wrote: > Dear Group, > > I have a list like, > list1=[1,2,3,4,5,6,7,8,9,10,11,12] What version of Python? > Now, if I want to take a slice of it, I can. > It may be done in, list2=list1[:3] print list2 > [1, 2, 3] > > If I want to it

Re: problem with exam task for college

2013-01-13 Thread jeltedeproft
corrected a bit, loop works, gas doesn't work from visual import * import time import math import random from datetime import datetime import operator class lunar_lander(object): def __init__(self): scene.title = 'mini star wars' scene.width = 375 scene.height = 550

For Loop in List

2013-01-13 Thread subhabangalore
Dear Group, I have a list like, >>> list1=[1,2,3,4,5,6,7,8,9,10,11,12] Now, if I want to take a slice of it, I can. It may be done in, >>> list2=list1[:3] >>> print list2 [1, 2, 3] If I want to iterate the list, I may do as, >>> for i in list1: print "Iterated Value Is:",i It

Re: problem with exam task for college

2013-01-13 Thread jeltedeproft_8
sorry for the extremely late reply, i have been very very busy :s i implemented the solution that was posted in the second to last post. but now it gets a little confusing because i think a couple terms where deleted that i refered to in other code blocks, so once again i''l post the full code h

Re: Multiple disjoint sample sets?

2013-01-13 Thread Peter Otten
Roy Smith wrote: > I have a list of items. I need to generate n samples of k unique items > each. I not only want each sample set to have no repeats, but I also > want to make sure the sets are disjoint (i.e. no item repeated between > sets). > > random.sample(items, k) will satisfy the first c