Hello There!
College of Engineering, Guindy announces the Kurukshetra Online
Programming Contest
as a part of it's Inter-departmental Tech. Fest, Kurukshetra.
The event is your opportunity to compete with the World's best coders
with algorithm-centric problems that will rattle your grey matter!
Ray Schumacher wrote:
But, how can I avoid disk writes? wx's *.SaveFile() needs a string
file name (no objects).
I'm going to investigate PIL's im.save(), as it appears to allow
file-objects.
Take a look at the img2*.py files in wx.tools. They're sorta sketchy
imo, but they do the trick.
luxnoctis wrote:
It says exactly:
The specified module could not be found.
LoadLibrary(pythondll) failed
Don't know if that helps at all.
There's something installed on Compaq computers that uses the Python
stuff too, but I never figured out what it was. I figured it may have
been some
In [EMAIL PROTECTED],
Χρυσάνθη Αϊναλή wrote:
How can I convert a perl script to Python?
Look what the Perl script does and then rewrite it in Python. Automatic
translations between programming languages, if possible, usually result in
code that is not supposed to be read by human beings.
Marc 'BlackJack' Rintsch wrote:
In [EMAIL PROTECTED],
Χρυσάνθη Αϊναλή wrote:
How can I convert a perl script to Python?
Look what the Perl script does and then rewrite it in Python. Automatic
translations between programming languages, if possible, usually result in
code that is not
cypher543 wrote:
This has been driving me insane for the last hour or so. I have search
everywhere, and nothing works. I am trying to use the subprocess module
to run a program and get its output line by line. But, it always waits
for the process to terminate and then return the output all at
Tom Plunket wrote:
while p.poll() == None:
data = p.stdout.readline()
if data:
print data,
If you change that print to something more decorated, like,
print 'process said:', data,
Then it might be more obvious where/how the print
Hi Johnf,
are you referring to this ?
http://www.freetds.org/
And how i can get psmssql.py so i can get a shot on it, is it included
in FreeTDS ??
On Dec 29, 12:12 am, johnf [EMAIL PROTECTED] wrote:
king kikapu wrote:
Hi to all,
is there a way to use an RDBMS (in my case, SQL Server)
http://www.crazy-compilers.com/bridgekeeper/
?? wrote:
How can I convert a perl script to Python?
Thank you!
--
http://mail.python.org/mailman/listinfo/python-list
Erik Johnson ej at somewhere.com typed
Aside from the obvious security issues such a program would
represent (and your name and signature are curious in that respect as
well), you are basically asking for functionality (i.e., a key logger)
I believe to be outside what is offered by Python
I don't know whether anyone can help, but I have an odd problem. I have
a PSP (Spyce) script that makes many calls to populate a database. They
all work without any problem except for one statement.
I first connect to the database...
self.con = MySQLdb.connect(user=username, passwd =password)
Well that's odd...
If I place the exact same Insert statement elswhere in the program it
works as intended.
That would suggest it is never being run in its old position, but the
statements either side of it are printing...
Ben wrote:
I don't know whether anyone can help, but I have an odd
OK, I am trying to register my codecs, with codecs.register
Looking at the python doc, this seems to work different in 2.4/2.5
Can somebody help me with an example of how to register a codec?
I do not understand how this works.
regards, Henk-jan
--
Ben wrote:
I don't know whether anyone can help, but I have an odd problem. I have
a PSP (Spyce) script that makes many calls to populate a database. They
all work without any problem except for one statement.
I first connect to the database...
self.con = MySQLdb.connect(user=username,
Carl Banks wrote:
If you were so keen on avoiding a flame war, the first thing you should
have done is to not cross-post this.
I want to cover Pythonistas looking at Lisp and Lispers looking at
Python because of the thread. The cross posting is not as flame bait.
- Paddy.
--
Hi,
When I use dir() I don't see the __ underscore items. Is there anything
that will show all the private vars and functions?
johnf
--
http://mail.python.org/mailman/listinfo/python-list
Ben wrote:
Well that's odd...
If I place the exact same Insert statement elswhere in the program it
works as intended.
That would suggest it is never being run in its old position, but the
statements either side of it are printing...
Ben wrote:
I don't know whether anyone can help, but
I initially had it set up so that when I connected to the database I
started a transaction, then when I disconnected I commited.
I then tried turning autocommit on, but that didn't seem to make any
difference (althouh initially I thought it had)
I'll go back and see what I can find...
Cheers,
One partial explanation might be that for some reason it is recreating
the table each time the code runs. My code says CREATE TABLE IF NOT
EXISTS but if for some reason it is creating it anyway and dropping
the one before that could explain why there are missing entires.
It wouldn't explain why
On Thu, 28 Dec 2006 11:53:41 +0100, Kajsa Anka wrote
(in article [EMAIL PROTECTED]):
Thanks for the answers, I'll use PIL.
jem
--
http://mail.python.org/mailman/listinfo/python-list
Each time my script is run, the following is called:
self.cursor.execute(CREATE DATABASE IF NOT EXISTS +name)
self.cursor.execute(USE +name)
self.cursor.execute(CREATE TABLE IF NOT EXISTS table_name (
The idea being that stuf is only created the first time the script is
run, and after that
Nope... that can't be it. I tried running those commands manually and
nothing went wrong.
But then again when I execute the problematic command manually nothing
goes wrong. Its just not executing until the last time, or being
overwritten.
Ben wrote:
Each time my script is run, the following is
Well, I've checked the SQL log, and my insert statements are certainly
being logged. The only option left open is that the table in question
is being replaced, but I can't see why it should be...
Ben wrote:
Nope... that can't be it. I tried running those commands manually and
nothing went
i have created list x:
x = [(12, 22, 11), (13, 22, 33)]
and want to print each number in tuple
for i in x:
for j in i:
print j[0]
but I get this error. What does it means?
Traceback (most recent call last):
File pyshell#60, line 3, in module
I have found the problem, but not the cause.
I tried setting the database up manually before hand, which let me get
rid of the IF NOT EXISTS lines, and now it works!
But why the *** should it not work anyway? The first time it is run, no
database or tables, so it creates them. That works. But
Perhaps when I'm checking for table existance using mysql through
python I have to be more explicit:
Where I did have:
USE database;
IF NOT EXISTS CREATE table(.
Perhaps I need:
USE database;
IF NOT EXISTS CREATE database.table(.
I'll try it after lunch. Does anyoone know whether this
Tom Plunket wrote:
Frederic Rentsch wrote:
Your rules seem incomplete.
Not my rules, the stated documentation for dedent. My understanding
of them may not be equivalent to yours, however.
It's not about understanding, It's about the objective. Let us consider
the difference
What you really want to write is
for i in x:
for j in i:
print j
The outer loop iterates over the tuples in the list, while the inner
loop iterates over the elements of each tuple. So j (in your example)
is always an integer, and is therefore unsubscriptable, which is
exactly what
Hi,
I'm using Python 2.5 to develop a simple MVC framework based on
mod_python. To load my controllers, I create new modules using the
new module like this:
#
my_module = new.module(random_name)
my_module.__file__ = module_path
exec open(module_path, r) in my_module.__dict__
then I
Not sure if this will help, as you said you already tried autocommit,
but did you try to commit after creating the table, then doing all the
inserts before commiting on disconnect?
(I'm no MySQL or Python guru, but I do use it with python and MySQLdb .)
--
tac-tics wrote:
I have an application written in jython which has to process a number
of records. It runs fine until it gets to about 666 records (and maybe
that's a sign), and then, it's performance and responsiveness goes down
the toilet. It looks like it's running out of memory and is being
I am beginning to use python primarily to organize data into formats
needed for input into some statistical packages. I do not have much
programming experience outside of LaTeX and R, so some of this is a bit
new. I am attempting to write a program that reads in a text file that
contains some
Ask Ben, he might know, although he's out to lunch.
Ben wrote:
I'll try it after lunch. Does anyoone know whether this might be the
problem?
Ben
Ben wrote:
I have found the problem, but not the cause.
I tried setting the database up manually before hand, which let me get
rid of
I knew what everything was for when I uninstalled it, I just didn't
happen to know about every component part, apparently. ;) I have tried
reinstalling the Bittorrent client, and to no avail. (The computer is a
Toshiba Satellite laptop, if that helps anyone.) Any other ideas?
Tom Plunket wrote:
PIL is certainly a fine option, but I noticed that the scaled images
(scaled with the ANTIALIAS filter) are not as good as you can get with,
say, Photoshop. Maybe I'm just expecting too much, but I wish I could
choose a higher quality rescaling algorithm. PIL still rocks though.
On Dec 28, 2:32
On 27 Dec 2006 09:16:53 -0800, hubritic [EMAIL PROTECTED]
wrote:
I am trying to set off commands on Windows 2003 from python.
Specifically, I am trying to use diskpart with a script file (pointed
to with path).
cmd = [diskpart, /s, path]
p = Popen(cmd, shell=True)
The
Gabriele I'm using Python 2.5 to develop a simple MVC framework based
Gabriele on mod_python. To load my controllers, I create new modules
Gabriele using the new module like this:
Gabriele #
Gabriele my_module = new.module(random_name)
Gabriele my_module.__file__ =
Harold To illustrate, assume I have a text file, call it test.txt, with
Harold the following information:
Harold X11 .32
Harold X22 .45
Harold My goal in the python program is to manipulate this file such
Harold that a new file would be created that looks like:
jonathan.beckett [EMAIL PROTECTED] wrote:
I'm just finding it a bit weird that some of the built in functions are
static, rather than methods of objects (such as len() being used to
find the length of a list).
When it comes down to it, its a design decision, so neither right nor wrong
in
johnf wrote:
Hi,
When I use dir() I don't see the __ underscore items. Is there anything
that will show all the private vars and functions?
johnf
The idea of the underscore items is that they aren't to be used by
you. If you wish to access private variables and functions you will
almost
[EMAIL PROTECTED] skrev:
[EMAIL PROTECTED] skrev:
Hi,
I wish to write a Python wrapper for my C# COM object but am unsure
where to start. I have a dll and a tlb file, and I can use this object
in C via the following code -
// ConsolApp.cpp : Defines the entry point for the
:-) Ok, point taken!
I fixed it in the end. It was nothing interesting at all - just a
wayward line of code that was doing exactly what I feared - replacing
the database each time rather than just when it was needed.
Ben
Leo Kislov wrote:
Ask Ben, he might know, although he's out to lunch.
Does anyone know the equivalent of the MatLab diff function.
The diff functions calculates the difference between 2 succeeding
elements of an array.
I need to detect (fast) the falling edge of a binary signal.
There's derivate function in Python diff,
but when you use an binary (true/false)
Just my curiosity.
Can python beats perl at speed of grep-like processing?
$ wget http://www.gutenberg.org/files/7999/7999-h.zip
$ unzip 7999-h.zip
$ cd 7999-h
$ cat *.htm bigfile
$ du -h bigfile
du -h bigfile
8.2Mbigfile
-- grep.pl --
#!/usr/local/bin/perl
open(F,
Thank you for the examples, but I have tried all of that before. No
matter what I do, my program always hangs while it waits for the
process to exit and then it prints all of the output at once. I've
tried read(), readline(), readlines(), communicate(), etc and it is
always the same.
Jython is a Java application
That was the intellectual leap I needed to solve the problem. I forgot
that I have total access to Java memory management. It turns out at the
point of slowdown, Java was continually running full GC, causing the
awful loss of performance. I figured out that I was not
js wrote:
Just my curiosity.
Can python beats perl at speed of grep-like processing?
$ wget http://www.gutenberg.org/files/7999/7999-h.zip
$ unzip 7999-h.zip
$ cd 7999-h
$ cat *.htm bigfile
$ du -h bigfile
du -h bigfile
8.2M bigfile
-- grep.pl --
On 12/28/06, Ray Schumacher [EMAIL PROTECTED] wrote:
I'm trying to make a small camera server using VideoCapture.py and
socket. I needed to construct a complete image file with headers etc
for a browser to recognize it, but I couldn't find a combination of
StringIO and wx image methods to
Emilio Sañudo [EMAIL PROTECTED] wrote:
?? wrote:
How can I convert a perl script to Python?
http://www.crazy-compilers.com/bridgekeeper/
Very interesting until this bit :-
The bad news: Unfortunatly, there is no way to 'try out'
bridgekeeper. It's simply not available
On 28 Dec 2006 08:40:02 -0800, jonathan.beckett
[EMAIL PROTECTED] wrote:
Hi all,
Question 2...
What is the correct way of looping through a list object in a class via
a method of it?
Without peeking at any of the other responses, here is what I came up
with. I hope it helps...
class
you may not be able to beat perl's regex speed, but you can take some steps to
speed up your python program using map and filter
here's a modified python program that will do your search faster
#!/usr/bin/env python
import re
r = re.compile(r'destroy', re.IGNORECASE)
def stripit(x):
return
What do you mean? Can you specify which special functions you don't
see?
I get:
py class X:
pass
py dir(X)
['__doc__', '__module__']
py class X:
def __getitem__(self, x):
pass
py dir(X)
['__doc__', '__getitem__', '__module__']
On Dec 29, 12:35 pm, johnf [EMAIL
Hi,
A question. Why in your C-version are your doing:
X_com_ptr-SetID(10);
and in the Python version:
interface.SetID() ?
I don't know anything of your COM object, but does SetID require a
parameter?
Duane
[EMAIL PROTECTED] wrote:
[EMAIL PROTECTED] skrev:
[EMAIL PROTECTED] skrev:
On Fri, 2006-12-29 at 09:30 -0600, Chris Mellon wrote:
On 12/28/06, Ray Schumacher [EMAIL PROTECTED] wrote:
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind((HOST, PORT))
s.listen(1)
conn, addr = s.accept()
while 1:
data = conn.recv(1024)
if data[:3] == 'GET':
In [EMAIL PROTECTED], Tim Smith
wrote:
also, if you replace the regex with a test like lambda x:
x.lower().find(destroy) != -1, you will get really close to the speed
of perl's
Testing for ``'destroy' in x.lower()`` should even be a little bit faster.
Ciao,
Marc 'BlackJack' Rintsch
On Fri, 29 Dec 2006 07:57:30 -0800, [EMAIL PROTECTED] wrote:
What do you mean? Can you specify which special functions you don't
see?
I get:
py class X:
pass
py dir(X)
['__doc__', '__module__']
How about these?
X.__dict__
{'__module__': '__main__', '__doc__': None}
X.__name__
'X'
On Fri, 29 Dec 2006 08:20:22 -0600, Larry Bates wrote:
johnf wrote:
Hi,
When I use dir() I don't see the __ underscore items. Is there anything
that will show all the private vars and functions?
johnf
The idea of the underscore items is that they aren't to be used by
you.
Double
On Dec 29, 5:17 pm, Steven D'Aprano
[EMAIL PROTECTED] wrote:
On Fri, 29 Dec 2006 07:57:30 -0800, [EMAIL PROTECTED] wrote:
What do you mean? Can you specify which special functions you don't
see?
I get:
py class X:
pass
py dir(X)
['__doc__', '__module__']How about these?
Hi Python users,
I am using python to write a testing tools, currently this tool only
supports skinny protocol. I am planning to add SIP and MGCP support as
well, wondering if you have written these protocol stacks before which
can be leveraged from.
thanks
Jenny
--
[x-post removed]
In article [EMAIL PROTECTED],
Paddy [EMAIL PROTECTED] wrote:
Carl Banks wrote:
If you were so keen on avoiding a flame war, the first thing you should
have done is to not cross-post this.
I want to cover Pythonistas looking at Lisp and Lispers looking at
Python because of the
[EMAIL PROTECTED] wrote:
configure expands
AC_DEFINE(_POSIX_C_SOURCE, 200112L, Define to activate features from
IEEE Stds 1003.1-2001)
to
#define _POSIX_C_SOURCE 200112L
that causes problems because _POSIX_C_SOURCE is defined by system
headers and I get hideous
warnings during
Paddy wrote:
Carl Banks wrote:
If you were so keen on avoiding a flame war, the first thing you should
have done is to not cross-post this.
I want to cover Pythonistas looking at Lisp and Lispers looking at
That's already covered in the orginal thread. Same two newsgroups, same
crowd of
king kikapu wrote:
On Dec 29, 12:12 am, johnf [EMAIL PROTECTED] wrote:
king kikapu wrote:
Hi to all,
is there a way to use an RDBMS (in my case, SQL Server) from Python by
using some built-in module of the language (v. 2.5) and through ODBC ??
I saw some samples that use
[EMAIL PROTECTED] wrote:
Any other ideas?
Well, you could always try downloading and installing python:
http://www.python.org. It is completely free. It won't run anything in
the task bar or add itself to the startup menu and it doesn't have
ads... it just sits there waiting for you to use it. I
Paddy wrote:
Carl Banks wrote:
If you were so keen on avoiding a flame war, the first thing you should
have done is to not cross-post this.
I want to cover Pythonistas looking at Lisp and Lispers looking at
Python because of the thread. The cross posting is not as flame bait.
Then post a
I can't seem to get VideoCapture (http://videocapture.sourceforge.net/)
to work with my version of Python (2.5). Why is that? I've followed the
instructions which made it look easy but, as it happens all too often, it
simply doesn't work. The error I get is that the .py interface file
Hi,
I have installed python two days ago on a USB memory stick (I am on
the move and have no laptop.) I am on windows computers, mostly XP,
all the time.
Now, after pluging it in to a different computer, I get the following
message when I run pyhthon:
'import site' failed; use -v for traceback
On Fri, 2006-12-29 at 19:15 +, Just Another Victim of the Ambient
Morality wrote:
I can't seem to get VideoCapture (http://videocapture.sourceforge.net/)
to work with my version of Python (2.5). Why is that? I've followed the
instructions which made it look easy but, as it happens
Hi,
I'm having problems installing easy_install. When I run python
ez_setup.py I get:
G:\pythonpython ez_setup.py
'import site' failed; use -v for traceback
Downloading http://cheeseshop.python.org/packages/2.5/s/setuptools/setuptools-0.
6c3-py2.5.egg
Processing setuptools-0.6c3-py2.5.egg
cypher543 wrote:
Thank you for the examples, but I have tried all of that before.
Did you try my example specifically?
No matter what I do, my program always hangs while it waits for the
process to exit and then it prints all of the output at once.
self.buildPID =
Adonis Vargas [EMAIL PROTECTED] writes:
Kenneth McDonald wrote:
I'm doing some work with a Python program that works hand-in-hand
with the DOM on a local client (processing DOM events, issuing DOM
modification commands, etc.) I'm currently using cherrypy as the
Python server for this
Steven D'Aprano wrote:
On Fri, 29 Dec 2006 08:20:22 -0600, Larry Bates wrote:
johnf wrote:
Hi,
When I use dir() I don't see the __ underscore items. Is there anything
that will show all the private vars and functions?
johnf
The idea of the underscore items is that they aren't to be
On 12/29/06, Stef Mientki [EMAIL PROTECTED] wrote:
Does anyone know the equivalent of the MatLab diff function.
The diff functions calculates the difference between 2 succeeding
elements of an array.
I need to detect (fast) the falling edge of a binary signal.
There's derivate function in
At 10:50 AM 12/29/2006, you wrote:
In addition to what Chris said,
is there a reason why you're reinventing
the wheel instead of using available components?
Hi Carsten,
The eventual goal here is towards a streaming two-way server, which
wouldn't use the http, but something more like
On 12/29/06, Ray Schumacher [EMAIL PROTECTED] wrote:
At 10:50 AM 12/29/2006, you wrote:
In addition to what Chris said, is there a reason why you're reinventing
the wheel instead of using available components?
Hi Carsten,
The eventual goal here is towards a streaming two-way server,
There's no way to set a timeout if you use urllib to open a URL.
HTTP, which urllib uses, supports this, but the functionality
is lost at the urllib level.
It's not available via class URLopener or FancyURLopener, either.
There is a non-thread-safe workaround from 2003 at
hi All,
instead of questions,
my first success story:
I converted my first MatLab algorithm into Python (using SciPy),
and it not only works perfectly,
but also runs much faster:
MatLab: 14 msec
Python: 2 msec
After taking the first difficult steps into Python,
all kind of small problems as
This is the situation I'm in.
I've built a single file utility using py2exe. I
zip the dist directory and send it to the client.
For clients that use win95, win98 machines,
They unpack the zip file and run the exe.
The utility creates a text file that is sent to
the printer with the
On Fri, 29 Dec 2006 12:04:11 -0800, johnf wrote:
Ok then how do debug when I have something like __source and I need to
know what is available for the object?
Outside of a class, objects with two leading underscores are just ordinary
objects with no special behaviour:
__source = 2
__source
jim-on-linux wrote:
This is the situation I'm in.
I've built a single file utility using py2exe. I
zip the dist directory and send it to the client.
For clients that use win95, win98 machines,
They unpack the zip file and run the exe.
The utility creates a text file that is sent to
(Note: PEPs in the 3xxx number range are intended for Python 3000)
PEP: 3107
Title: Function Annotations
Version: $Revision: 53169 $
Last-Modified: $Date: 2006-12-27 20:59:16 -0800 (Wed, 27 Dec 2006) $
Author: Collin Winter [EMAIL PROTECTED],
Tony Lownds [EMAIL PROTECTED]
Status: Draft
--
http://mail.python.org/mailman/listinfo/python-list
Did you run from a file or type in from keyboard?
When the client runs the utility program the
output file is built but nothing prints and no
messages appear. When I typed from keyboard on an
xp pro at c:\, I got the message.
Is it possible that virus detector or some
self.defense
On 12/29/06, Tony Lownds [EMAIL PROTECTED] wrote:
Rationale
=
Because Python's 2.x series lacks a standard way of annotating a
function's parameters and return values (e.g., with information about
what type a function's return value should be), a variety of tools
and libraries have
Ben Sizer schrieb:
I've installed several different versions of Python across several
different versions of MS Windows, and not a single time was the Python
directory or the Scripts subdirectory added to the PATH environment
variable. Every time, I've had to go through and add this by hand, to
Robin Becker schrieb:
Is there a simple/cheap way for C code to cache these sorts of module
level globals on a per interpreter basis? Is there even a way to tell
which interpreter I'm being called in?
There is no cheap way to add to the interpreter state. As Chris Mellon
explains, you can use
Imbaud Pierre schrieb:
- how do I spot the version of a given library? There is a __version__
attribute of the module, is that it?
Contrary to what others have said: for modules included in the standard
library (and if using these modules, rather than using PyXML), you
should use
Imbaud Pierre schrieb:
But python.org was the right entry point, it sent me to the bug
tracker: http://sourceforge.net/tracker/?group_id=5470atid=105470
Its a bit short on explanations... And I found unsolved issues,
3 years old!
That's true, and likely to grow. Contributions are welcome!
[EMAIL PROTECTED] schrieb:
configure.in:273: error: possibly undefined macro: AC_UNDEFINE
If this token and others are legitimate, please use
m4_pattern_allow.
See the Autoconf documentation.
Ideas?
RTFM (autoconf documentation, in this case). There is no AC_UNDEFINE.
Regards,
TiNo schrieb:
# G:\Python25\lib\encodings\aliases.pyc matches
[...]
File F:\Python25\lib\encodings\__init__.py, line 32, in module
What can I do about this?
Where does F:\Python25 come from?
If you have set any PYTHON* environment variables (e.g. PYTHONPATH),
unset them.
Regards,
Martin
--
On Dec 29, 2006, at 4:09 PM, BJörn Lindqvist wrote:
I think this rationale is very lacking and to weak for such a big
change to Python. I definitely like to see it expanded.
The reference links to two small libraries implementing type checking
using decorators and doc strings. None of which
[EMAIL PROTECTED] wrote:
Gabriele I'm using Python 2.5 to develop a simple MVC framework based
Gabriele on mod_python. To load my controllers, I create new modules
Gabriele using the new module like this:
Gabriele #
Gabriele my_module = new.module(random_name)
My app uses a queue of commands which are run one at a time. I am
using the subprocess module to execute the commands in the queue.
However, processes always run at the same time. How can I make one
process run at a time, and then execute the next process when the first
has terminated? My code is
Frederic Rentsch wrote:
(You dedent common leading tabs, except if preceded by common leading
spaces (?)).
There cannot be common leading tabs if they are preceded by
anything. If they were preceded by something, they wouldn't be
leading.
--
--OKB (not okblacke)
Brendan Barnwell
Do
Ray wrote:
Can one really survive knowing just
one language these days, anyway?
いいえ！ 違います。
--
http://mail.python.org/mailman/listinfo/python-list
John There's no way to set a timeout if you use urllib to open a URL.
John HTTP, which urllib uses, supports this, but the functionality
John is lost at the urllib level.
John It's not available via class URLopener or FancyURLopener,
John either.
John There is a
Stef Mientki wrote:
hi All,
instead of questions,
my first success story:
I converted my first MatLab algorithm into Python (using SciPy),
and it not only works perfectly,
but also runs much faster:
MatLab: 14 msec
Python: 2 msec
For times this small, I wonder if timing comparisons
Stef Mientki wrote:
Does anyone know the equivalent of the MatLab diff function.
The diff functions calculates the difference between 2 succeeding
elements of an array.
I need to detect (fast) the falling edge of a binary signal.
Using numpy (or predecessors), you can do this easily with
Steven D'Aprano wrote:
But I think we all agree that mixing tabs and spaces is A Very Bad Thing.
I like mixing tabs and spaces, actually. Tabs for indentation, and
additional spaces to make the code look pretty. Somebody please tell
me why this is bad and I'll stop.
class Apple(object):
Steven Haflich wrote:
Ray wrote:
Can one really survive knowing just
one language these days, anyway?
いいえ！ 違います。
iie! chigaimas.
No, I beg to differ!
(Hey, I'm in right the middle of preparing my Kanji-drilling Lisp
program for distribution).
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