On Friday, 30 October 2009 17:28:47 MRAB wrote:
Wouldn't it be clearer if they were called dromedaryCase and
BactrianCase? :-)
Ogden Nash:
The Camel has a single hump-
The Dromedary, two;
Or the other way around-
I'm never sure. - Are You?
- Hendrik
--
On Monday, 19 October 2009 09:43:15 Steven D'Aprano wrote:
On Mon, 19 Oct 2009 08:51:44 +0200, Hendrik van Rooyen wrote:
The point I was trying to make
subliminally, was that there is a relative cost of double lookup for all
cases versus exceptions for some cases. - Depending
On Sunday, 18 October 2009 11:31:19 Paul Rubin wrote:
Hendrik van Rooyen hend...@microcorp.co.za writes:
Standard Python idiom:
if key in d:
d[key] += value
else:
d[key] = value
The issue is that uses two lookups. If that's ok, the more usual idiom is:
d[key] = value
On Saturday, 17 October 2009 16:30:55 Aahz wrote:
In article mailman.1589.1255781573.2807.python-l...@python.org,
Tim Rowe digi...@gmail.com wrote:
The point is that an exception causes a change in program flow, so of
course they're used for flow control. It's what they do. The question
is
On Tuesday, 13 October 2009 11:42:03 jacopo wrote:
Background:
I have a main machine dispatching heavy calculations to different
machines, collecting the results, performing some calculation on the
merged results and starting all over again with fresher data. I
implemented a first solution
On Tuesday, 13 October 2009 17:22:55 Janto Dreijer wrote:
I'm looking for code that will calculate the running median of a
sequence, efficiently. (I'm trying to subtract the running median from
a signal to correct for gradual drift).
My naive attempt (taking the median of a sliding window) is
On Saturday, 10 October 2009 22:15:21 kj wrote:
I'm coaching a group of biologists on basic Python scripting. One
of my charges mentioned that he had come across the advice never
to use loops beginning with while True. Of course, that's one
way to start an infinite loop, but this seems
On Sunday, 11 October 2009 02:24:34 Stephen Hansen wrote:
It's really better all around for modules to be considered like
libraries, that live over There, and aren't normally executed. Then you
have scripts over Here which may just be tiny and import a module and call
that module's main
On Thursday, 8 October 2009 18:41:31 Dr. Phillip M. Feldman wrote:
I currently have a function that uses a list internally but then returns
the list items as separate return
values as follows:
if len(result)==1: return result[0]
if len(result)==2: return result[0], result[1]
(and so on).
On Thursday, 8 October 2009 00:40:42 J Wolfe wrote:
What's the best way to make a realtime loop in Tkinter? I know in
perl you can use repeat and it will call a function every x seconds,
in python it seems like after may be the equivalent though it
doesn't seem to behave like the perl repeat
On Thursday, 8 October 2009 13:24:14 Christian Heimes wrote:
Laszlo Nagy wrote:
But really thread.start_new_thread is better:
import thread.start_new_thread as thr
thr(my_function,arg1,arg2)
Please don't use the thread module directly, especially the
start_new_thread function. It a
On Sunday, 4 October 2009 08:14:08 horos11 wrote:
Saying that 'whoa, this coding error should be handled by naming
convention' may be the only practical way of getting around this
limitation, but it is a limitation nonetheless, and a pretty big one.
You misunderstand the dynamic nature of
On Thursday, 1 October 2009 00:27:02 Rhodri James wrote:
I was going to say, you want 256 bytes of RAM, you profligate
so-and-so? Here, have 32 bytes of data space and stop your
whining :-)
My multi tasking is coming on nicely, but I am struggling a bit with the
garbage collection. The
On Tuesday, 29 September 2009 20:24:53 Mars creature wrote:
From the link Gregor posted, it seems no way to share variable between
modules.
I can understand the point that global variables tends to mess up
programs.
Assume that I have 10 parameters need to pass to the function. If
these
On Wednesday, 30 September 2009 04:16:45 Grant Edwards wrote:
Assembler macros are indeed a lost art. Back in the day, I
remember seeing some pretty impressive macro libraries layered
2-3 deep. I've done assember macros as recently as about 2-3
years go because it was the easiest way to
On Wednesday, 30 September 2009 09:46:38 Paul Rubin wrote:
Getting away from python in the opposite direction, if you click
http://cufp.galois.com/2008/schedule.html
the second presentation Controlling Hybrid Vehicles with Haskell
might interest you. Basically it's about a high level
On Monday, 28 September 2009 18:54:09 Scott wrote:
I am new to Python but I have studied hard and written a fairly big
(to me) script/program. I have solved all of my problems by Googling
but this one has got me stumped.
I want to check a string for a substring and if it exists I want to
On Tuesday, 29 September 2009 11:03:17 Tim Chase wrote:
I think Steven may be remembering the conversation here on c.l.p
a month or two back where folks were asking to turn os.listdir()
into an iterator (or create an os.xlistdir() or os.iterdir()
function) because directories with lots of
On Monday, 28 September 2009 16:44:48 Grant Edwards wrote:
$10 is pretty expensive for a lot of applications. I bet that
processor also uses a lot of power and takes up a lot of board
space. If you've only got $2-$3 in the money budget, 200uA at
1.8V in the power budget, and 6mm X 6mm of
On Saturday, 26 September 2009 16:55:30 Grant Edwards wrote:
On 2009-09-26, Dave Angel da...@ieee.org wrote:
Actually even 64k looked pretty good, compared to the 1.5k of
RAM and 2k of PROM for one of my projects, a navigation system
for shipboard use.
I've worked on projects as recently
On Friday, 25 September 2009 19:11:06 Torsten Mohr wrote:
I'd like to use a nested structure in memory that consists
of dict()s and list()s, list entries can be dict()s, other list()s,
dict entries can be list()s or other dict()s.
The lists and dicts can also contain int, float, string, ...
On Thursday, 24 September 2009 15:42:36 Antoine Pitrou wrote:
Grant Edwards invalid at invalid.invalid writes:
Back when I worked on one of the first hand-held cellular
mobile phones, it used co-routines where the number of
coroutines was fixed at 2 (one for each register set in a Z80
On Monday, 21 September 2009 22:50:31 daggerdvm wrote:
carl banks.you are a dork
No mister_do_my_homework, he is not.
He is actually a respected member
of this little community.
You, however, are beginning to look like one.
Why do you not come clean - tell us what you are doing,
On Sunday 20 September 2009 03:59:21 Peng Yu wrote:
I know that strings or numbers are immutable when they passed as
arguments to functions. But there are cases that I may want to change
them in a function and propagate the effects outside the function. I
could wrap them in a class, which I
On Thursday 17 September 2009 15:29:38 Tim Rowe wrote:
There are good reasons for it falling out of favour, though. At the
time of the Sapir-Whorf hypothesis, anthropologists were arguing that
members of a certain remote tribe did not experience grief on the
death of a child because their
On Friday 18 September 2009 06:39:57 Dennis Lee Bieber wrote:
A one-eyed, one-horned, flying purple people eater?
{Which brings up the confusing question... Is the eater purple, or does
it eat purple people (which is why it is so rare... it only eats people
caught in the last stages of
On Thursday 17 September 2009 06:33:05 Steven D'Aprano wrote:
I have two threads, one running min() and the other running max() over
the same list. I'm getting some mysterious results which I'm having
trouble debugging. Are min() and max() thread-safe, or am I doing
something fundamentally
On Thursday 17 September 2009 12:57:18 Carl Banks wrote:
On Sep 17, 2:18 am, Hendrik van Rooyen hend...@microcorp.co.za
wrote:
When running min or max on a list of ints, there is probably no
occasion for the function to release the GIL. If a thread doesn't
release the GIL no other Python
On Tuesday 15 September 2009 14:50:11 Xavier Ho wrote:
On Tue, Sep 15, 2009 at 10:31 PM, Ulrich Eckhardt
eckha...@satorlaser.comwrote:
'abc'.split('') gives me a ValueError: empty separator.
However, ''.join(['a', 'b', 'c']) gives me 'abc'.
Why this asymmetry? I was under the impression
On Tuesday 15 September 2009 18:22:30 Christopher Culver wrote:
Hendrik van Rooyen hend...@microcorp.co.za writes:
2) Is about as useful as stating that any Turing complete language and
processor pair is capable of solving any computable problem, given enough
time. So why are we not all
On Tuesday 15 September 2009 19:04:10 r wrote:
On Sep 15, 4:12 am, Hendrik van Rooyen hend...@microcorp.co.za
wrote:
(snip)
When a language lacks a word for a concept like window, then (I
believe :-) ), it kind of puts a crimp in the style of thinking that a
person will do, growing up
From a private email, forwarded to the list:
-- Forwarded Message --
Subject: Re: How to improve this code?
Date: Tuesday 15 September 2009
From: Oltmans rolf.oltm...@gmail.com
To: hend...@microcorp.co.za
On Sep 15, 1:13 pm, Hendrik van Rooyen hend...@microcorp.co.za
wrote
On Tuesday 15 September 2009 03:08:59 Oltmans wrote:
match=[1,2,3,4,5]
def elementsPresent(aList):
result=False
if not aList:
return False
for e in aList:
if e in match:
result=True
else:
On Tuesday 15 September 2009 04:43:46 bouncy...@gmail.com wrote:
I was wondering if anyone had actually designed their programming text
around incremental parts of a project and then taken the results of the
project at each chapter and created something of value. specifically in
referwnce to
On Monday 14 September 2009 14:06:36 Christopher Culver wrote:
This is the old Sapir-Whorf hypothesis, which fell out of favour among
linguists half a century ago already. 1) Language does not constrain
human thought, and 2) any two human languages are both capable of
expressing the same
On Monday 14 September 2009 03:43:19 Peng Yu wrote:
Hi,
I try the following code. I don't quite understand why __main__ is not
defined. Could somebody let me know what I am wrong about it?
Regards,
Peng
$ cat test.py
#!/usr/bin/env python
if __main__ == '__main__' :
print Hello
On Saturday 12 September 2009 22:39:10 Peng Yu wrote:
Hi,
I have see some discussion on the implementation of finite state
machine in python. Can somebody point to me the best way in implenting
an FSM in python?
http://code.activestate.com/recipes/146262/
You can go a long way with a far
On Sunday 13 September 2009 05:37:01 Peng Yu wrote:
Hi,
I want to define a function without anything in it body. In C++, I can
do something like the following because I can use {} to denote an
empty function body. Since python use indentation, I am not sure how
to do it. Can somebody let me
On Thursday 10 September 2009 18:19:09 Joshua Bronson wrote:
True, but it'll still be a lot less painful for me to test my app if I
can get it to steal focus
when launched from the command line. If anyone knows how to do this in
Tkinter, help would be much appreciated.
look for
On Friday 11 September 2009 09:53:56 eb303 wrote:
On Sep 11, 9:14 am, Hendrik van Rooyen hend...@microcorp.co.za
wrote:
look for widget.focus_force()
and look for widget.grab_set_global()
Doesn't work. BTW, forcing the focus or setting the grab globally are
usually considered very
On Monday 07 September 2009 20:26:02 John Nagle wrote:
Right. Tracking mutablity and ownership all the way down without
making the language either restrictive or slow is tough.
In multi-thread programs, though, somebody has to be clear on who owns
what. I'm trying to figure out a
On Tuesday 08 September 2009 17:22:30 Maggie wrote:
My code is supposed to enumerate each line of file (1, 2, 3...) and
write the new version into the output file --
#!/usr/bin/python
import os.path
import csv
import sys
#name of output file
filename = OUTPUT.txt
#open the file
test
On Saturday 05 September 2009 12:07:59 Paolo Crosetto wrote:
8---
The problem I now face is to organise turns. Players, as in Scrabble, will
play in turns. So far I have developed the server and ONE client, and
cannot get my head round to - nor find
On Thursday 03 September 2009 21:07:21 Nigel Rantor wrote:
That is not the challenge, that's the easy part. The challenge is
getting useful information out of a system that has only been fed
immutable objects.
Is it really that difficult? (completely speculative):
class MyAnswer(object):
On Thursday 03 September 2009 07:10:37 Helvin wrote:
Hi,
I have come across this very strange behaviour. Check this code:
if file_str.find('Geometry'):
#if file_str.endswith('Data_Input_Geometry.txt'):
print 'I found geometry'
elif
On Wednesday 02 September 2009 05:57:02 Shan wrote:
I have XML RPC Server listening on a port. This XML RPC Server works
fine when i run it as foreground process. All the clients are able to
connect with the XML RPC Server. But when i run it as daemon(not using
. I am doing it in python way
On Wednesday 02 September 2009 08:52:55 Gabriel Genellina wrote:
En Tue, 01 Sep 2009 19:49:57 -0300, r rt8...@gmail.com escribió:
On Sep 1, 1:52 pm, Hyuga hyugaricd...@gmail.com wrote:
(snip)
I'd say don't feel the troll, but too late for that I guess.
The only trolls in this thread
On Wednesday 02 September 2009 09:38:20 elsa wrote:
in my own defense - firstly, I was able to implement what I wanted to
do with loops, and I used this to solve the problem I needed to.
My rant was not intended as a personal attack - far from it - if all the
people on this list were to post
On Tuesday 01 September 2009 11:32:29 Steven D'Aprano wrote:
Possibly there is a way to have a thread halt itself after a certain
amount of time? I'm not an expert on threads, I've hardly ever used them.
Not automagically, as far as I can see.
You are on your own if you want to somehow kill a
On Sunday 30 August 2009 22:46:49 Dennis Lee Bieber wrote:
Rather elitist viewpoint... Why don't we just drop nukes on some 60%
of populated landmasses that don't have a western culture and avoid
the whole problem?
Now yer talking, boyo! It will surely help with the basic problem which
On Monday 31 August 2009 06:55:52 elsa wrote:
8 - map question
(Ultimately, I want to call myFunc(myList[0], 'booHoo'), myFunc(myList
[1], 'booHoo'), myFunc(myList[2], 'booHoo') etc. However, I might want
to call myFunc(myList[0], 'woo'),
On Monday 31 August 2009 11:31:34 Piet van Oostrum wrote:
But ultimately it is also very much a matter of taste, preference and
habit.
This is true, but there is another reason that I posted - I have noticed that
there seems to be a tendency amongst newcomers to the group to go to great
On Sunday 30 August 2009 02:20:47 John Machin wrote:
On Aug 30, 8:46 am, r rt8...@gmail.com wrote:
Take for instance the Chinese language with it's thousands of
characters and BS, it's more of an art than a language. Why do we
need such complicated languages in this day and time. Many
On Sunday 30 August 2009 15:37:19 r wrote:
What makes you think that diversity is lost with a single language?
I am quite sure of this - it goes deeper than mere regional differences - your
first language forms the way you think - and if we all get taught the same
language, then on a very
On Monday 24 August 2009 16:14:25 Derek Martin wrote:
In fact, now that I think of it...
I just looked at some old school papers I had tucked away in a family
album. I'm quite sure that in grammar school, I was tought to use a
date format of 8/9/79, without leading zeros. I can't prove it,
On Friday 28 August 2009 21:00:31 Dr. Phillip M. Feldman wrote:
In [21]: x
Out[21]: [1, 2, 3, 5]
In [22]: x6
Out[22]: True
Is this a bug?
No, it is a feature, so that you can use sorted on this:
[[1,2,3,4,5],6]
- Hendrik
--
http://mail.python.org/mailman/listinfo/python-list
On Saturday 29 August 2009 02:14:39 Tim Chase wrote:
I've also been sorely disappointed by Python's ability to make a
good chocolate cream silk pie.
This is not pythons fault - it is yours, for failing to collaborate with a
good hardware designer for the robotics.
- Hendrik
--
On Saturday 29 August 2009 09:54:15 Sortie wrote:
I want to write a program that will use ode for the physics
simulation, whose python bindings are outdated. So I'm writing
the physics engine in C and want to write the drawing code in
Python. What will be the best way of making those two
On Thursday 27 August 2009 16:50:16 Carl Banks wrote:
On Aug 27, 7:25 am, Hendrik van Rooyen hend...@microcorp.co.za
wrote:
Its not too bad - if you crook a bit - the trick is that you iterate over
the list backwards when you are removing stuff based on index, so that
the remainder does
On Thursday 27 August 2009 22:57:44 Terry Reedy wrote:
Nope. I got a duplicate sent to my mailbox, which I hate.
In particular, because there is no indication that it is an exact
duplicate of what I will also find on the list itself. Please use reply
instead of reply-all.
If I do that,
On Friday 28 August 2009 00:42:16 Esben von Buchwald wrote:
OK, now things starts to make sense.
You tell me to do something like this?
def doCallback(self):
if self.process_busy==False:
self.process_busy=True
self.at.after(0.01,self.data_callback)
On Wednesday 26 August 2009 17:14:27 kj wrote:
As I described at length in another reply, the function in question
is not intended to be callable outside the class. And yes,
I think this might go to nub of your problem - It might help you to think as
follows:
A Python class, even after it
On Wednesday 26 August 2009 17:45:54 kj wrote:
In 02a54597$0$20629$c3e8...@news.astraweb.com Steven D'Aprano
st...@remove-this-cybersource.com.au writes:
Why are you defining a method without a self parameter?
Because, as I've explained elsewhere, it is not a method: it's a
helper function,
On Thursday 27 August 2009 11:14:41 Steven D'Aprano wrote:
On Thu, 27 Aug 2009 08:38:29 +0200, Hendrik van Rooyen wrote:
On Wednesday 26 August 2009 17:14:27 kj wrote:
As I described at length in another reply, the function in question is
not intended to be callable outside the class
On Thursday 27 August 2009 11:31:41 Steven D'Aprano wrote:
What you are calculating might actually be quite complicated to enter as
a literal. You might have something like:
8 -- Complicated Table Example ---
Me? - never! I am just an assembler
On Thursday 27 August 2009 15:26:04 Carl Banks wrote:
Deleting items from a list while iterating over it is a bad idea,
exceptions or not.
Hmm, this sounds like something someone might do for a game. You have
a list of objects, and in a given time step you have to iterate
through the list
On Tuesday 25 August 2009 21:32:09 Aahz wrote:
In article mailman.164.1250837108.2854.python-l...@python.org,
Hendrik van Rooyen hend...@microcorp.co.za wrote:
On Friday 21 August 2009 08:07:18 josef wrote:
My main focus of this post is: How do I find and use object reference
memory
On Monday 24 August 2009 17:32:23 Esben von Buchwald wrote:
Hendrik van Rooyen wrote:
8 -- some stuff about an after call --
I'm new to python, what is an after function and an after call? Couldn't
find excact answer on google...? Do you have a link to some
On Tuesday 25 August 2009 15:21:16 Esben von Buchwald wrote:
Dennis Lee Bieber wrote:
On Mon, 24 Aug 2009 17:32:23 +0200, Esben von Buchwald
find@paa.google declaimed the following in
gmane.comp.python.general:
I'm new to python, what is an after function and an after call? Couldn't
On Monday 24 August 2009 01:04:37 bartc wrote:
That's a neat idea. But an even simpler scheme might be:
.octal.100
.decimal.100
.hex.100
.binary.100
.trinary.100
until it gets to this anyway:
.thiryseximal.100
Yeah right. So now I first have to type a string, which probably has a
On Monday 24 August 2009 02:14:24 Esben von Buchwald wrote:
Hello
I'm using Python for S60 1.9.7 on my Nokia phone.
I've made a program that gets input from an accelerometer sensor, and
then calculates some stuff and displays the result.
The sensor framework API does a callback to a
On Thursday 20 August 2009 07:31:14 Steven Woody wrote:
Hi,
Any python program, even that does absolutely nothing in the code, will
cause a blank line printed out when the program exit. What's the reason?
not for me:
h...@linuxbox:~/Sasol/lib cat blank.py
h...@linuxbox:~/Sasol/lib python
On Saturday 22 August 2009 16:49:22 Aahz wrote:
In article mailman.227.1250951162.2854.python-l...@python.org,
Esmail ebo...@hotmail.com wrote:
What is your favorite tool to help you debug your code? I've been
getting along with 'print' statements but that is getting old and
somewhat
On Friday 21 August 2009 08:07:18 josef wrote:
My main focus of this post is: How do I find and use object reference
memory locations?
a = [1,2,3,4]
id(a)
8347088
- Hendrik
--
http://mail.python.org/mailman/listinfo/python-list
On Tuesday 18 August 2009 12:38:36 Ben Finney wrote:
Hendrik van Rooyen hend...@microcorp.co.za writes:
On Tuesday 18 August 2009 06:45:39 Aahz wrote:
Mainly an opportunity to flog the new diversity list.
Here my English fails me - flog as in whip, or flog as in sell?
Yes :-)
Thank
On Tuesday 18 August 2009 21:44:55 Pavel Panchekha wrote:
I want a dictionary that will transparently inherit from a parent
dictionary. So, for example:
a = InheritDict({1: one, 2: two, 4: four})
b = InheritDict({3: three, 4: foobar}, inherit_from=a)
a[1] # one
a[4] # four
b[1] # one
On Tuesday 18 August 2009 22:45:38 Robert Dailey wrote:
Really, all I'm trying to do is the most trivial type of
parallelization. Take two functions, execute them in parallel. This
type of parallelization is called embarrassingly parallel, and is
the simplest form. There are no dependencies
On Wednesday 19 August 2009 10:13:41 Paul Rubin wrote:
Hendrik van Rooyen hend...@microcorp.co.za writes:
Just use thread then and thread.start_new_thread.
It just works.
The GIL doesn't apply to threads made like that?!
The GIL does apply - I was talking nonsense again. Misread the OP's
On Monday 17 August 2009 23:06:04 Carl Banks wrote:
On Aug 17, 10:03 am, Jean-Michel Pichavant jeanmic...@sequans.com
wrote:
I'm no English native, but I already heard women/men referring to a
group as guys, no matter that group gender configuration. It's even
used for group composed
On Tuesday 18 August 2009 06:45:39 Aahz wrote:
In article pan.2009.08.18.04.34...@remove.this.cybersource.com.au,
Steven D'Aprano ste...@remove.this.cybersource.com.au wrote:
The comments were made a week ago -- why the sudden flurry of attention?
Mainly an opportunity to flog the new
On Sunday 16 August 2009 15:55:31 Grant Edwards wrote:
On 2009-08-15, Hendrik van Rooyen hend...@microcorp.co.za wrote:
I am still confused about pyserial and serial - I found serial
in my distribution library, (on the SuSe machine, not on the
2.5 in Slackware) but I had to download
On Monday 17 August 2009 07:59:02 l...@d@n wrote:
Which is the best GUI interface builder with drag and drop
capabilities.
I am using Ubuntu GNU/Linux.
Please help me.
Thank you.
Have a look at Boa Constructor.
- Hendrik
--
http://mail.python.org/mailman/listinfo/python-list
Steven D'Aprano st...@remove-this-c...e.com.au wrote:
Now that I understand what the semantics of cout Hello world are, I
don't have any problem with it either. It is a bit weird, Hello world
cout would probably be better, but it's hardly the strangest design in
any programming language,
On Sunday 16 August 2009 08:20:34 John Nagle wrote:
Hendrik van Rooyen wrote:
On Saturday 15 August 2009 14:40:35 Michael Ströder wrote:
Hendrik van Rooyen wrote:
In the past, on this group, I have made statements that said that on
Linux, the serial port handling somehow does not allow
On Sunday 16 August 2009 12:18:11 Steven D'Aprano wrote:
In any case, after half a century of left-from-right assignment, I think
it's worth the experiment in a teaching language or three to try it the
other way. The closest to this I know of is the family of languages
derived from Apple's
On Friday 14 August 2009 15:58:37 exar...@twistedmatrix.com wrote:
One strategy you might employ to get rid of the busy looping is to use
Twisted and its serial port support. This also addresses the full-
duplex issue you've raised.
I know - vaguely - about twisted and I have been dancing
On Friday 14 August 2009 16:19:04 Grant Edwards wrote:
On 2009-08-14, Hendrik van Rooyen hend...@microcorp.co.za wrote:
In the meantime I have had another idea which I have also not tried yet,
namely to do independent opens for reading and writing, to give me two
file instances instead
On Friday 14 August 2009 16:03:22 Diez B. Roggisch wrote:
You should *really* just use pyserial. No hassle, instant satisfaction.
:-) I have downloaded and had a quick look, and I see it is based on the
standard library's serial.Serial class - another battery that I have not used
before.
On Friday 14 August 2009 16:19:36 Grant Edwards wrote:
On 2009-08-14, exar...@twistedmatrix.com exar...@twistedmatrix.com wrote:
One strategy you might employ to get rid of the busy looping
is to use Twisted and its serial port support. This also
addresses the full- duplex issue you've
On Friday 14 August 2009 16:28:26 Grant Edwards wrote:
On 2009-08-14, greg g...@cosc.canterbury.ac.nz wrote:
Hendrik van Rooyen wrote:
8---
Doh! It didn't even occur to me that somebody would use python
file objects for serial
On Friday 14 August 2009 18:11:52 Steven D'Aprano wrote:
On Fri, 14 Aug 2009 07:07:31 -0700, Aahz wrote:
I saw `cout' being shifted Hello world times to the left and stopped
right there. --Steve Gonedes
Assuming that's something real, and not invented for humour, I presume
that's
On Friday 14 August 2009 18:25:50 kk wrote:
As far as robustness, I agree with your assestment. I guess my main
confusion with my result is that the console window just disappears. I
wonder if I can make the window stay even if it crashesor if there are
connection issues? I will createa
On Saturday 15 August 2009 03:25:45 Dr. Phillip M. Feldman wrote:
It seems as though Python is actually expanding range(2,n) into a list of
numbers, even though this is incredibly wasteful of memory. There should be
a looping mechanism that generates the index variable values incrementally
as
On Saturday 15 August 2009 04:03:42 Terry Reedy wrote:
greg wrote:
You can't read and write with the same stdio file object
at the same time. Odd things tend to happen if you try.
I believe the C standard specifies that the behavior of mixed reads and
writes is undefined without
On Saturday 15 August 2009 14:40:35 Michael Ströder wrote:
Hendrik van Rooyen wrote:
In the past, on this group, I have made statements that said that on
Linux, the serial port handling somehow does not allow transmitting and
receiving at the same time, and nobody contradicted me
On Saturday 15 August 2009 16:25:03 Grant Edwards wrote:
Are you using python file operations open/read/write or OS
file-descriptor operations os.open/os.read/os.write?
The former - that seems to be the source of my trouble.
I have now written a little test that uses serial.Serial and it
On Friday 14 August 2009 09:15:34 Gabriel Rossetti wrote:
Hello everyone,
I get a (11, 'Resource temporarily unavailable') error when I try to
send a file using a socket. Is there s size limit? I tried sending a
smaller file and ii poses no problem. Am I doing something wrong? Here
is the
On Friday 14 August 2009 09:47:50 Gabriel Rossetti wrote:
Gabriel Rossetti wrote:
8 --
Actually, the original code didn't have the sock.setblocking(0), the
problem I am trying to find is that the server does have
sock.setblocking(0) (I can't change
In the past, on this group, I have made statements that said that on Linux,
the serial port handling somehow does not allow transmitting and receiving at
the same time, and nobody contradicted me.
I am running into the self same issue again.
What I normally do is to open the port like this:
On Friday 14 August 2009 12:54:32 Diez B. Roggisch wrote:
How about using pyserial? With that, I never had any problems accessing
the the serial ports, and AFAIK no duplex-problems as well. And I
seriously doubt that these are a python-related problem - python only
has a very thin, direct
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