Interesting. Can this also be used to make sorting of alphanumerical list items
in a 'numerical' way easier? E.g.:
>>> x
['var_0', 'var_13', 'var_11', 'var_9', 'var_4', 'var_1', 'var_5', 'var_6',
'var_7', 'var_14', 'var_2', 'var_3', 'var_8', 'var_10', 'var_12']
>>> x.sort()
>>> x
['var_0', 'var_1
Wed, 1/13/10, Sander Sweers wrote:
From: Sander Sweers
Subject: Re: [Tutor] samples on sort method of sequence object.
To: "Albert-Jan Roskam"
Cc: "*tutor python"
Date: Wednesday, January 13, 2010, 2:14 PM
2010/1/13 Albert-Jan Roskam
>
> Interesting. Can this also
Hi,
A dictionary (associative array of keys and values) seems a good datatype to
use.
vocab = {}
vocab[frenchword] = englishword
For instance:
>>> vocab = {"aimer": "love"}
>>> vocab
{'aimer': 'love'}
>>> vocab["parler"] = "speak"
>>> vocab
{'aimer': 'love', 'parler': 'speak'}
>>> for engword,
Hi,
random.choice offers an intuitive way to write the code:
import random
for i in range(10):
print random.choice(["head", "tail"])
Cheers!!
Albert-Jan
~~
In the face of ambiguity, refuse the temptation to guess.
Hi Kent,
Thank you very much for sharing your knowledge. Much appreciated!
Cheers!!
Albert-Jan
~~
In the face of ambiguity, refuse the temptation to guess.
~~~
Hi,
For everybody who's having trouble understanding encoding, I found this page
useful:
http://evanjones.ca/python-utf8.html
Cheers!!
Albert-Jan
~~
In the face of ambiguity, refuse the temptation to guess.
~~~
This very funny cartoon is about learning C++ in 21 days, but it could be about
any language: http://high5.net/comic/AG/ars_longa_vita_brevis.PNG
Cheers!!
Albert-Jan
~~
In the face of ambiguity, refuse the temptation to gue
Hi,
Are you looking for the inspect module?
import inspect
help(inspect)
cls = str
inspect.classify_class_attrs(cls)
Cheers!!
Albert-Jan
~~
In the face of ambiguity, refuse the temptation to guess.
~~~
What's with Pythonistas and colours?
http://www.mail-archive.com/python-l...@python.org/msg231447.html ;-)))
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitation, the medicine, education, wine, public
order, irri
Hi,
I am making a data processing program that will use a configuration file. The
file should contain information about: (1) source files used, (2)
(intermediate) output files, (3) used parameters/estimation methods (4) manual
data edits + datetime stamp + user name . I'd like to store this con
ever done for us?
~~
--- On Tue, 7/27/10, Mac Ryan wrote:
From: Mac Ryan
Subject: Re: [Tutor] xml question
To: tutor@python.org
Date: Tuesday, July 27, 2010, 11:46 AM
On Mon, 2010-07-26 at 12:09 -0700, Albert-Jan Roskam wro
Hi,
Hi I'm using os.access to do a preliminary check to see if I have RW access,
but
it seems to be unreliable. In a dir for which I have only read access,
os.access
also says I have write access. This is under Windows 2000. I could of course
use
a try-except and catch the IOError, but I'd l
Hi Tim and Steven,
Thanks a lot for your very useful replies!
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitation, the medicine, education, wine, public
order, irrigation, roads, a fresh water system, and public h
Hi,
I have a small application, written in Tkinter. It is supposed to display a tif
image, among other things. The problem is, PIL won't decode group 4 Tifs (G4
TIF).
The tifs that I have are about 125kb and contain two pages per file. They're
scanned, monochrome files. I need the second page o
Hi again,
Some more questions about tiff conversion.
First, thanks for your previous replies. I cannot use IrfanView any time soon,
nor will my boss switch to Linux.
So I'm trying to do the conversion from tiff to png using the wx package (gif
would also be fine, but that won't work due to
public health, what have
the
Romans ever done for us?
~~
From: Wayne Werner
To: Albert-Jan Roskam
Cc: Python Mailing List
Sent: Fri, August 27, 2010 6:44:04 PM
Subject: Re: [Tutor] more on
health, what have
the
Romans ever done for us?
~~
____
From: Albert-Jan Roskam
To: Wayne Werner
Cc: Python Mailing List
Sent: Fri, August 27, 2010 8:00:16 PM
Subject: Re: [Tutor] more on wx and tiff
Hi Wayne,
Yep, I considered using PI
I read Head First Design Patterns (http://oreilly.com/catalog/9780596007126).
It
focuses on Java and it's not only good because of the nice woman on the cover.
;-)
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitat
Hi,
Just guessing:
x = 12
print (2*x)
def greetings(no):
for i in range (no+1):
print ('Hello ')
print ('Greetings, earthling')
def regreet(no):
for j in range(no+1):
greetings(no)
prompt = "Enter a number: "
no = raw_input(prompt)
regreet(no)
It's not tested beca
Hi,
I've made a small data entry program where a picture of a hand-written, scanned
form is shown next to several text entries. The design has been largely 'bottom
up', although of course I started with a rough sketch. I started with the
following classes: Menu (responsible for the widget creat
Romans ever done for us?
~~
From: Knacktus
To: tutor@python.org
Sent: Fri, September 10, 2010 3:38:13 PM
Subject: Re: [Tutor] design question
Am 10.09.2010 11:23, schrieb Albert-Jan Roskam:
> Hi,
>
> I've made a small data entry program where a picture of a hand-written,
>
n question
On Sat, 11 Sep 2010 12:11:37 am Albert-Jan Roskam wrote:
> Inside my program I have to keep a list of all the image files that
> are scheduled for data entry.
Sounds like you need to keep a list of all the image files that are
scheduled for data entry then.
> The main purp
Hi,
I have data about zip codes, street and city names (and perhaps later also of
street numbers). I made a dictionary of the form {zipcode: (street, city)}
I dumped the dictionary into a marshal file. I have two questions:
The first question is a very basic one: if I deserialize the dictionary
>> And so forth. Laborious? Time consuming? Lots of detail? Yes. Most of
>> us have gone thru the same thing in our education.
---> You forgot: 'Lots of frowning', 'lots of sixpacks' and 'lots of FUN' ;-)))
Cheers!!
Albert-Jan
Hi Lee,
Thanks for your response.
Maybe my main question is as follows: what permanent object is most suitable to
store a large amount of entries (maybe too many to fit into the computer's
memory), which can be looked up very fast.
Eventually, I want to create two objects:
1-one to look up str
Hi Lee, Alan and Steven,
Thank you very much for your replies!
First, Lee:
>> That does not seem like it will work. What happens when
>> 2 addresses have the same zip code?
--> Sorry I didn't answer that before. When the zipcode is known, that's not a
problem. The data typist simply has to ente
ect: Re: [Tutor] (de)serialization questions
To: tutor@python.org
Date: Monday, October 4, 2010, 1:46 AM
"Albert-Jan Roskam" wrote
> It makes much more sense to maintain one database table instead of 3 csv files
> for the three data typists' output.
To be pedantic you will probably
Hi all,
How can I update a csv file? I've written the code below, but it does
not work ("Error: line contains NULL byte"). I've never tried opening a
file in read and write mode (r+) at the same time before, so I suspect
that this is the culprit. Should I instead just open one file, write to
, roads, a fresh water system, and public health, what have
the Romans ever done for us?
~~
--- On Wed, 10/20/10, Dave Angel wrote:
From: Dave Angel
Subject: Re: [Tutor] updating a Csv file
To: "Albert-Jan Roskam"
Cc: "Python Mailing List"
Dat
For larger blocks of code, cProfile may also be useful for speed tests.
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitation, the medicine, education, wine, public
order, irrigation, roads, a fresh water system, and
(sorry for posting this again, but something might have gone wrong)
Hi,
I made a very simple program to send everybody I know a change of address I am
parsing the .msg files with another function, which returns a set called
'recipients'.
The code below works, but it displays all recipients in
Hi,
I made a very simple program to send everybody I know a change of address I am
parsing the .msg files with another function, which returns a set called
'recipients'.
The code below works, but it displays all recipients in the 'to' field. That
is, in the Nth iteration, N recipients are sho
tead of letting each function have its own
purpose.
Cheers!!
Albert-Jan
--- On Tue, 6/9/09, David wrote:
> From: David
> Subject: Re: [Tutor] smptlib question
> To: "Albert-jan Roskam"
> Cc: "*tutor python"
> Date: Tuesday, June 9, 2009, 2:13 AM
> Alber
hi!
This is how I would do it, but I'm still learning this too, so I'm very much
open for suggestions.
Cheers!!
Albert-Jan
import random
def draw ():
return random.sample(["head", "tail"], 1)
def toss ():
heads, tails = 0, 0
for flip in range(100):
if draw() == ["head"]: he
Hi,
This is how I would do it, although there might be more readable solutions:
s = raw_input("Enter a message: ")
print "".join([s[-letter] for letter in range(len(s)+1)])
Cheers!!
Albert-Jan
--- On Tue, 6/16/09, Alan Gauld wrote:
> From: Alan Gauld
> Subject: Re: [Tutor] Help Needed
> To:
Hi,
A while ago I wrote a program to merge xls files. Now I refactored it because
before, it was one big chunk of spaghetti code and I wanted to add some
functionality. The code below works, but I have the feeling that it could still
be simplified. Most functions have many arguments - isn't th
Mark Summerfield recently wrote a book called Programming in Python 3
(http://www.qtrac.eu/py3book.html) The chapter on regexes happens to be freely
downloadable as a sample chapter:
http://ptgmedia.pearsoncmg.com/images/9780137129294/samplepages/0137129297_Sample.pdf
I found that chapter (in f
Hi!
Did you consider using a regex?
import re
re.sub("python\s", "snake ", "python is cool, pythonprogramming...")
Cheers!!
Albert-Jan
--- On Mon, 7/27/09, Dave Angel wrote:
> From: Dave Angel
> Subject: Re: [Tutor] simple text replace
> To: "j booth"
> Cc: tutor@python.org
> Date: Monday
Hi,
I was playing with the code below, and I was wondering if there was a way to
populate the dictionary called 'commands' (in the function 'check_command()').
Suppose I would add another function, which I would also like to store as a
value in 'commands', could it simply be programmed, or woul
> previous one in email clients that follow threads!
>
> To avoid that here I am responding in a new email. Also
> fixed spelling in subject.
>
> Albert-Jan Roskam wrote:
> > Hi,
> >
> > I was playing with the code below, and I was wondering
> if ther
> Date: Thursday, August 6, 2009, 7:28 PM
> Please start a new email when
> starting a new topic. Otherwise it gets linked to the
> previous one in email clients that follow threads!
>
> To avoid that here I am responding in a new email. Also
> fixed spelling in subject.
>
&g
> Subject: Re: [Tutor] easy way to populate a dict with functions
> To: "Albert-Jan Roskam"
> Cc: "tutorpythonmailinglist Python"
> Date: Thursday, August 6, 2009, 10:20 PM
> Albert-Jan Roskam wrote:
> > Hi Bob,
> >
> > Very neat solution, than
Hi,
I'm wondering what is the most common method of input validation. See the
example below.
-Is the code below the most common/recognizable way something like this is done?
-Which of the options #1 and #2 is the preferred method? Option #2 looks less
esoteric, but #1 seems better when you have
Hi,
I'm using Tkinter to program my very frist GUI. Each button grays out after it
has been used so the user knows what next steps to take.
Now I want to define a Reset button to 'ungray' all buttons (state='normal').
How can I programmatically create a list of all available buttons?
Cheers!!
A
> Please provide a subject when sending
> mail to the list.
> And please create a new message so it doesn't get lost in
> an old thread...
>
> "Albert-Jan Roskam"
> wrote in message
>
> > I'm using Tkinter to program my very frist GUI.
> >
Is the if-else (esp. 'else') in a list comprehension specific for Python 3.x?
Or did I miss something?
Cheers!!
Albert-Jan
~~
Before you criticize someone, walk a mile in their shoes, that way
when you do criticize them, you're
Isn't it better to use
if __debug__:
I thought such an if statement always evaluated to False when the python
program was run in OPTIMIZED (-o) mode?
Cheers!!
Albert-Jan
~~
Before you criticize someone, walk a mile in their sho
I thought reimplementing dict was a matter of defining a __dict__ attribute in
the Bar class? And isn't the normal dict inherited anyway? (through __super__)
Or, if one would want to disable inheritance of the normal dict, one could use
__slots__. Right?
Or did I misinterpret the New Testament
Hi,
I just noticed that a spam message was sent with my email address. Apologies.
I have no idea what caused that. I'll check my windows machine for viruses. Or
could it have some other cause? Perhaps I should also change my password.
Cheers!!
Albert-Jan
~~~
I find that switching to a completely different approach or strategy becomes
more difficult when tired. Depending on the context, that could be called
persistence of perseverence (begin good or bad, respectively). However, in my
opinion, not being able to view things from a different angle is us
Hi,
I have an elementtree question that probably reflects my inexperience with xml
processing (and/or with Python). The xml file is a stream of the Spss
Clementine program. Each stream consists of, among others, nodes. Each nodes
has properties, among which "tooltiptext" and "label". I want to
Hi!
Slightly different (extented) than your original question, but here's how I'd
do this (although the program doesn't really do very much):
import time, random
def is_valid_date():
while True:
prompt = 'Enter the date in ISO format (-MM-DD), or 0 to exit: '
date = raw
Hi,
I'm parsing an xml file using elementtree, but it seems to get stuck on certain
non-ascii characters (for example: "ê"). I'm using Python 2.4. Here's the
relevant code fragment:
# CODE:
for element in doc.getiterator():
try:
m = re.match(search_text, str(element.text))
except Unic
/09, Kent Johnson wrote:
From: Kent Johnson
Subject: Re: [Tutor] UnicodeEncodeError
To: "Albert-Jan Roskam"
Cc: "tutor@python.org tutor@python.org tutor@python.org"
Date: Wednesday, November 25, 2009, 5:55 PM
On Wed, Nov 25, 2009 at 8:44 AM, Albert-Jan Roskam wrote:
Hi,
I'
Hi,
I want to substitute some letters with accents with theire non-accented
equivalents. It should be easy, but it doesn't work. What am I doing wrong?
trans = {}
funnychars = u"éèêëóòôöáàâäÉÈÊËÓÒÔÖÁÀÂÄ"
asciichars = ""
for f, a in zip(funnychars, asciichars):
trans.u
he face of ambiguity, refuse the temptation to guess.
~~
--- On Thu, 11/26/09, Lie Ryan wrote:
From: Lie Ryan
Subject: Re: [Tutor] unicode mapping doesn't work
To: tutor@python.org
Date: Thursday, November 26, 2009, 5:33 PM
Al
I'm currently reading the book "Code Complete" (I don't know the author name),
which gives a lot of useful best practices. It's not specifically about one
programming language. The author stresses that the majority of those practices
are a matter of consensus/consistency and not a matter of reli
I was studying the code on
http://matplotlib.sourceforge.net/examples/api/radar_chart.html.
Isn't it very unusual that a class is defined within a function? Why not use a
class instance inside the function instead? No methods of the class can
currently be inherited outside the scope of the funct
-- On Thu, 12/24/09, Kent Johnson wrote:
From: Kent Johnson
Subject: Re: [Tutor] python and kiviat diagrams
To: "Albert-Jan Roskam"
Cc: "dwbarne" , "python tutor"
Date: Thursday, December 24, 2009, 2:19 PM
On Wed, Dec 23, 2009 at 5:27 PM, Albert-Jan Roskam wr
This may also be useful:
>>> a = 1
>>> b = 2
>>> c = 3
>>> locals()
{'a': 1, 'c': 3, 'b': 2, '__builtins__': ,
'__name__': '__main__', '__doc__': None}
>>> locals().keys()
['a', 'c', 'b', '__builtins__', '__name__', '__doc__']
>>>
Cheers!!
Albert-Jan
Hi,
Is there any way I can use named tuples in Python 2.5? It's available since 2.6
and I'm not sure if from "__future__" works. I can't try it here.
I cannot simply upgrade Python (alas!)
http://www.python.org/doc//current/library/collections.html#collections.namedtuple
Cheers!!
Albert-Jan
there any way I can use named tuples in Python 2.5?
On 12/2/2010 9:52 AM Albert-Jan Roskam said...
> Hi,
>
> Is there any way I can use named tuples in Python 2.5? It's available since
2.6
> and I'm not sure if from "__future__" works. I can't try it he
Hi,
I'm trying to make a small improvement on a data entry program and it is
literally giving me a headache. I would appreciate your help or suggestions.
The actual program uses Autocomplete entry widgets [1], which is a subclass of
the Tkinter Entry widget. The sample code below uses a simpl
~~~
All right, but apart from the sanitation, the medicine, education, wine, public
order, irrigation, roads, a fresh water system, and public health, what have
the
Romans ever done for us?
nitation, the medicine, education, wine, public
order, irrigation, roads, a fresh water system, and public health, what have
the
Romans ever done for us?
~~~~~~~~~~
From: Patty
To: Albert-Jan Roskam ; P
tcode", "Adres"])
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitation, the medicine, education, wine, public
order, irrigation, roads, a fresh water system, and public health, what have
the
Roman
["CWI", "MIT"])})
~~
All right, but apart from the sanitation, the medicine, education, wine, public
order, irrigation, roads, a fresh water system, and public health, what have
the
Romans ever done for us?
~~
Hi,
Re: coding style, I can *really* recommend the book 'Code Complete'
(http://cc2e.com/). It doesn't focus on Python specifically, but it's a
wonderful book. You can find a pdf checklist of the book if you Google a bit.
Cheers!!
Albert-Jan
~~
Hello,
If it's specifically about a dictionary, try also the following:
import shelve
help(shelve)
A shelve is a persistent dictionary.
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitation, the medicine, education,
Hi,
I'm using pyodbc (Python 2.5) to insert records in an MS Access database. For
security reasons, question marks should be used for string replacement [*]. The
standard %s would make the code vulnerable to sql code injection. Problem is,
string replacement in the Good Way somehow doesn't work
ver done for us?
~~
From: Peter Otten <__pete...@web.de>
To: tutor@python.org
Sent: Wed, December 15, 2010 3:06:19 PM
Subject: Re: [Tutor] pyodbc/date values in MS Access
Albert-Jan Roskam w
Hi Steven,
Doesn't this qualify as 'monkeying with the loop index'? [*]
>>> import random
>>> weights = [5, 20, 75]
>>> counts = {0:0, 1:0, 2:0}
>>> for i in xrange(100):
... i = weighted_choice(weights) # <--- monkeying right here (?)
... counts[i] += 1
[*] http://stackoverflow.com/
http://imgs.xkcd.com/comics/regular_expressions.png
;-)
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitation, the medicine, education, wine, public
order, irrigation, roads, a fresh water system, and public healt
Hello,
I have a couple of regex questions:
1 -- In the code below, how can I match the connecting words 'van de' , 'van
der', etc. (all quite common in Dutch family names)?
2 -- It is quite hard to make a regex for all surnames, but easier to make
regexes for the initials and the connecting wor
~~
From: Steven D'Aprano
To: Python Mailing List
Sent: Fri, February 18, 2011 4:45:42 AM
Subject: Re: [Tutor] regex questions
Albert-Jan Roskam wrote:
> Hello,
>
> I have a couple of regex questions:
>
> 1 -- In the code be
Hi,
I want to use a dll to read Spss data files. But when I use
lib = ctypes.cdll.LoadLibary("d:/temp/spssio32.dll")
I get a WindowsError (cannot find module), even though the path exists. Why is
that? Do I need to extend some environment variable (add another dir)? I am
using Python 2.5 on Win
Hi all,
Thanks for your replies. It wasn't a permissions issue. Apparently, not the
full
path name should be used. When I use os.chdir (by the way: why on earth isn't
this called os.setcwd()?? That's consistent with os.getcwd()) and then use the
file name only, it works. See the Idle session b
Hi Joel,
I found this on stackoverflow*)
os.environ['PATH'] = os.path.dirname(__file__) + ';' + os.environ['PATH']
windll.LoadLibrary('mydll.dll')
It extends the directory list of the environment variable 'path'.
Now at least I've loaded the dll, but I still need to read up on ctypes an file
ha
Hi,
I'm still working on a program that uses a .dll to read SPSS system files.
It's getting somewhere already, but I'm still struggling with one thing.
When using the C function spssGetVarNames I'm having trouble
translating C arrays to Python lists. I want to translate an
array that holds the
Hello,
If the files are not too big, you could do something like:
with open("/home/me/Desktop/test.csv", "wb") as w:
writer = csv.writer(w)
for f in glob.glob("/home/me/Desktop/files/*.txt"):
rows = open(f, "rb").readlines()
writer.writerows(rows)
Cheers!!
Albert-Jan
~~
Hello,
I made a program that reads spss data files. I ran cProfile to see if I can
optimize things (see #1 below).
It seems that the function getValueNumeric is a pain spot (see #2 below). This
function calls a C function in a dll for each numerical cell value. On the
basis
of this limited amo
_
From: Stefan Behnel
To: tutor@python.org
Sent: Mon, March 28, 2011 7:43:16 AM
Subject: Re: [Tutor] how to optimize this code?
Albert-Jan Roskam, 27.03.2011 21:57:
> I made a program that reads spss data files. I ran cProfile to see if I can
> optimize things (see #1 below).
Firs
Hello,
How can I walk (as in os.walk) or glob a website? I want to download all the
pdfs from a website (using urllib.urlretrieve), extract certain figures (using
pypdf- is this flexible enough?) and make some statistics/graphs from those
figures (using rpy and R). I forgot what the process of
From: Dave Angel
To: Alan Gauld
Cc: tutor@python.org
Sent: Wed, May 18, 2011 11:51:35 AM
Subject: Re: [Tutor] can I walk or glob a website?
On 01/-10/-28163 02:59 PM, Alan Gauld wrote:
>
> "Albert-Jan Roskam" wrote
>> How can I walk (as in os.walk) or glob a websi
Hi Steven,
From: Steven D'Aprano
To: tutor@python.org
Sent: Wed, May 18, 2011 1:13:17 PM
Subject: Re: [Tutor] can I walk or glob a website?
On Wed, 18 May 2011 07:06:07 pm Albert-Jan Roskam wrote:
> Hello,
>
> How can I walk (as in os.walk) or glob a website?
If you're on
From: Alan Gauld
To: tutor@python.org
Sent: Wed, May 18, 2011 4:40:19 PM
Subject: Re: [Tutor] can I walk or glob a website?
"Dave Angel" wrote
>> "Albert-Jan Roskam" wrote
>>> How can I walk (as in os.walk) or glob a
Thank you, always useful to study other people's code. I wasn't planning to
create a Gui for my app. It struck me that the Gui class also contains all the
methods that deal with the html parsing. But maybe that's what your warnings
were about. ;-)
Cheers!!
Albert-Jan
My all-time favourite is Programming in Python 3 (Mark Summerfield)
http://www.qtrac.eu/py3book.html
Most of it is not for absolute beginners. Some of the chapters contain stuff I
still cannot wrap my brain around. I believe the chapter about regexes (which
is
VERY good) is freely downloadable
Hi,
Some time ago I finished a sav reader for Spss .sav data files (also with the
help of some of you!):
http://code.activestate.com/recipes/577650-python-reader-for-spss-sav-files/
It works fine, but it is not fast with big files. I am thinking of implementing
two of the functions in cython (g
one for us?
~~
--- On Sat, 7/2/11, Stefan Behnel wrote:
From: Stefan Behnel
Subject: Re: [Tutor] Cython question
To: tutor@python.org
Date: Saturday, July 2, 2011, 1:29 PM
Albert-Jan Roskam, 02.07.2011 11:49:
> Some time ago I finished a sav re
ver done for us?
~~
--- On Sat, 7/2/11, Stefan Behnel wrote:
From: Stefan Behnel
Subject: Re: [Tutor] Cython question
To: tutor@python.org
Date: Saturday, July 2, 2011, 4:52 PM
Alan Gauld, 02.07.2011 15:28:
> "Albert-Jan Roskam" wrote
>> I used cPr
Hi,
Are you looking for a Longest Common Subsequence (LCS) algorithm?
http://code.activestate.com/recipes/576869-longest-common-subsequence-problem-solver/
Cheers!!
Albert-Jan
~~
All right, but apart from the sanitation, the
Hello,
What is 'doubleword alignment'? It is used in the following sentence: "Fill up
the buffer with the correctly encoded numeric and string values, taking care of
blank padding and doubleword alignment."
I know that the buffer is comprised of variables of 8-bytes, or multiples
thereof, eac
On Sat, 7/16/11, Albert-Jan Roskam wrote:
From: Albert-Jan Roskam
Subject: [Tutor] what is 'doubleword alignment'?
To: "Python Mailing List"
Date: Saturday, July 16, 2011, 8:23 PM
Hello,
What is 'doubleword alignment'? It is used in the following sentence: "Fill
Hi,
I am looking for test data with accented and multibyte characters. I have found
a good resource that I could use to cobble something together
(http://www.inter-locale.com/whitepaper/learn/learn-to-test.html) but I was
hoping somebody knows some ready resource.
I also have some questions ab
--- On Mon, 7/18/11, Kushal Kumaran wrote:
From: Kushal Kumaran
Subject: Re: [Tutor] what is 'doubleword alignment'?
To: "Walter Prins"
Cc: tutor@python.org
Date: Monday, July 18, 2011, 8:39 AM
On Sun, Jul 17, 2011 at 9:15 PM, Walter Prins wrote:
>
>
> On 17 July 2011 15:26, Lisi wrote:
>>
>
Thanks a lot for your explanations, that was most helpful! I never realized my
mother tongue (Dutch) is Little Endian, whereas English is Big Endian, e.g.:
dutch: negen-en-twintig (nine-and-twenty)
english: twenty-nine
I will improve my program based on what you all have said. I will let the
pro
Hi,
I would write the slightly longer, but more readable (for me at least) code:
>>> a = ['a','1','b','2','c','3']
>>> [(a[i], a[i+1]) for i in range(0, len(a), 2)]
[('a', '1'), ('b', '2'), ('c', '3')]
>>> zip(*[iter(a)]*2)
[('a', '1'), ('b', '2'), ('c', '3')]
And it's also faster:
>>> import
Hi,
I have a question about ctypes. I am trying to call a C function but I am not
able to construct the arguments in ctypes. I need to construct two pointers.
Each is a pointer to an array of pointers to character values. I did it like
this (I tried numerous ways; this seemed the cleanest way):
education, wine, public
order, irrigation, roads, a fresh water system, and public health, what have
the Romans ever done for us?
~~
>________
>From: Albert-Jan Roskam
>To: Python Mailing List
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