[EMAIL PROTECTED] wrote:
> what concerns me though is that although the file is opened in binary
> mode,
> "for line.." has a problem reading the file correctly.
There is _no_ correct way of splitting a file containing binary data in
lines because binary data may contain newline bytes that do not
Fernando Perez wrote:
>Hi all,
>
>I've just made the 0.6.14 release of IPython, mostly to fix the
>inevitable bugs reported after the .13 one (though one big improvement
>sneaked by).
>
>IPython's homepage is at:
>
>http://ipython.scipy.org
>
>and downloads are at:
>
>http://ipython.scipy.org/dist
flyaflya wrote:
> I use pdb.set_trace() to debug code.the Debugger Commands "enable" and
> "disable" need argumet -- "breakpoint number",but I can't find any
> information about it,so how to can i get the breakpoint number? I think
> "disable","enable" are very useful commands...
I know why I c
simonwittber wrote:
> I've written a simple module which serializes these python types:
>
> IntType, TupleType, StringType, FloatType, LongType, ListType, DictType
For simple data types consider "marshal" as an alternative to "pickle".
> It appears to work faster than pickle, however, the decode
Good point. Hadn't thouhgt of that.
Thanks
Grant
--
http://mail.python.org/mailman/listinfo/python-list
> For simple data types consider "marshal" as an alternative to "pickle".
>From the marhal documentation:
Warning: The marshal module is not intended to be secure against
erroneous or maliciously constructed data. Never unmarshal data
received from an untrusted or unauthenticated source.
> BTW, y
OVERVIEW
Albatross is a small toolkit for developing highly stateful web
applications.
The toolkit has been designed to take a lot of the pain out of
constructing intranet applications although you can also use Albatross
for deploying publicly accessed web applications.
In slightly more than 45
Terry Reedy wrote:
> "Gigi" <[EMAIL PROTECTED]> wrote in message
> news:[EMAIL PROTECTED]
>
>>Hi,
>>In the Python documentation regarding __getattribute__ (more attribute
>>access for new style classes) it is mentioned that if __getattribute__
>>is defined __getattr__ will never be called (unless
I would like to know what is available for scripting browsers from
Python.
For instance, webbrowser.open let me to perform GET requests, but I
would like
to do POST requests too. I don't want to use urllib to emulate a
browser, I am
interested in checking that browser X really works as intended wit
Mike Meyer wrote:
> gabor <[EMAIL PROTECTED]> writes:
>
>
>>ok, i ended up with the following code:
>>
>>def syncLog(filename,text):
>> f = os.open(filename,os.O_WRONLY | os.O_APPEND)
>> fcntl.flock(f,fcntl.LOCK_EX)
>> os.write(f,text)
>> #FIXME: what about releasing the lock?
>>
simonwittber wrote:
>>From the marhal documentation:
> Warning: The marshal module is not intended to be secure against
> erroneous or maliciously constructed data. Never unmarshal data
> received from an untrusted or unauthenticated source.
Ahh, I had forgotten that. Though I can't recall what
Mark Sargent wrote:
>Fernando Perez wrote:
>
>
>
>>Hi all,
>>
>>I've just made the 0.6.14 release of IPython, mostly to fix the
>>inevitable bugs reported after the .13 one (though one big improvement
>>sneaked by).
>>
>>IPython's homepage is at:
>>
>>http://ipython.scipy.org
>>
>>and downloads
On Mon, 30 May 2005 21:13:57 +0200, Berthold Höllmann wrote:
>
> I'm afraid you won't be happy with the code. It's very old and likely
> won't compile. We have an inhouse version of this module which
> compiles and run on Sparc solaris (32 Bit) and linux x86 with Python
> up to 2.4. I fixed some
lostinpython wrote:
> What civil engineers need with all this programming is beyond me. We
> have to learn another language to program our CADD software, which I
> find much easier than this.
According to my experience, almost every engineer - civil or not - uses
programming at least occationa
hi everyone
there is a way, using re, to test (for es) in
a=[a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14] if a list b is
composed by three "sublists" of a separated or not by elements.
if b=[a2,a3,a4,a7,a8,a12,a13] gives true because in a
we have [,a2,a3,a3,...,a7,a8,...,a12,a13,...]
or b=[
Gigi wrote:
> to be inaccurate. I fill a little like Leibnitz :-) . It's a curious
It's Leibniz -- unless you're in the cookie business.
I see your post for the third time, btw. What's wrong?
Peter
--
http://mail.python.org/mailman/listinfo/python-list
> Ahh, I had forgotten that. Though I can't recall what an attack
> might be, I think it's because the C code hasn't been fully vetted
> for unexpected error conditions.
I tried out the marshal module anyway.
marshal can serialize small structures very qucikly, however, using the
below test va
Mark Sargent schrieb:
> I want to get into python to use it for
> Linux/Unix related stuff. A question I have, is, those of you who use it
> for the same things, what do you primarily use it for. Could you show me
> some examples.?
- little daily stuff e.g. transforming data
- sysadmin tasks (b
Steven Bethard wrote:
> Duncan Booth wrote:
>> any new style class you have defined and call any of its methods with
>> whatever arguments I wish.
>
> Any new style class that I've defined? Or just any one I pass in as
> part of dict(__builtins__=None, ...)? If the former, could you
> elabora
Philippe C. Martin wrote:
> Look at wxPython
>
> Regards,
>
> Philippe
>
>
I will do it, thank you for your reply.
Rolf
>
> Rolf Wester wrote:
>
>
>>Hi,
>>
>>I have a Python console application that is intended to be used
>>interactively and I have to add plotting capabilities (multiple XY
[EMAIL PROTECTED] wrote:
> We use dislin in my lab. I don't think it's GPL...
>
> http://www.linmpi.mpg.de/dislin
>
Hi,
thank you for your reply. I tried dislin but this didn't work very well
for me. But I will try it again.
Regards
Rolf
--
http://mail.python.org/mailman/listinfo/python-li
[EMAIL PROTECTED] wrote:
> hi everyone
> there is a way, using re, to test (for es) in
> a=[a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14] if a list b is
> composed by three "sublists" of a separated or not by elements.
Heya,
Is there any particular reason why you need to use re?
If you're usin
Please note we had to avoid trash cans when the DARPA folks came to
visit us. Our vehicle aims at being a garbage avoidance system instead
:-)
Igor.
--
http://mail.python.org/mailman/listinfo/python-list
Ognjen Bezanov wrote:
>
> I had a look into this, but have decided on pymedia, which was more
> focused on well... media.
>
> Either way thanks all of you, I have written my first threaded program,
> and it does what I need it to perfectly.
>
> The only thing i have a problem with now is how to
the Rise of “Access Specifiers” (or, the Scoping Complexity of OOP)
In programing, a variable has a scope — meaning where the variable
can be seen. Normally, there are two basic models: dynamically scoped
and lexically scoped. Dynamic scoping is basically a time based system,
while lexical scoping
Hi, I want to make a configuration script for something and it needs to
read inputs from an HTML file. A couple of these inputs are textboxes
that the user inputs a path in. For example:
Your Home Directory:
[/home/me/public_html/]
So, I'm using Python to read these inputs and store them in a
co
Hi Joey,
I am not sure but still I might mean something and give you some clues.
Just try to change / with double slash(//) or with backslash(\ or \\).
next option is read about os module it can give u some hints about how paths
should be written.
Hope These will help.
Quoting "Joey C." <[EMAIL P
Hi Evrbdy,
I do struggle with Registry Keys. ( _winreg )
I am able to Create Keys inside
HKEY_LOCAL_MACHINE,
=_winreg.HKEY_LOCAL_MACHINE/
IE EXTENSION is MY AIM
SOFTWARE/Microsoft/Internet Explorer/Extensions
I cant assign the values to CLSID, HOT ICON, EXEC, Default Visible.
Please Help me out.
Hi,
I want to solve linear least sqaure problem( min||c-Ax||2 subject to
Bx=d ). How do I do it in python. lapack has a routine for doing this
(DGGLSE). Can I access this from python?
TIA,
venkat.
--
http://mail.python.org/mailman/listinfo/python-list
On 31 May 2005 03:12:49 -0700, venkat <[EMAIL PROTECTED]> wrote:
> Hi,
>
> I want to solve linear least sqaure problem( min||c-Ax||2 subject to
> Bx=d ). How do I do it in python. lapack has a routine for doing this
> (DGGLSE). Can I access this from python?
>
Check out scipy, in particular the l
On 31 May 2005 00:52:33 -0700, Michele Simionato
<[EMAIL PROTECTED]> wrote:
> I would like to know what is available for scripting browsers from
> Python.
> For instance, webbrowser.open let me to perform GET requests, but I
> would like
> to do POST requests too. I don't want to use urllib to emul
Isn't a write to a file that's opened as append atomic in most operating
systems? At least in modern Unix systems. man open(2) should give more
information about this.
Like:
f = file("filename", "a")
f.write(line)
f.flush()
if line fits into the stdio buffer. Otherwise os.write can be used.
As t
Not sure what you mean Unix related stuff. Anything can be.
I use Python as a general purpose language. Python is good for most
things I do.
Recently I used it for Web Applications (CherryPy), Search Engines
(Lupy, PyLucene), Middleware (Ice), Swing GUIs (Jython), data
transformations etc.
--
ht
As a relalative newbie myself I think I can say Python is used for
anything any major programming language is used for. One of its many
strengths is scalability - it can be used to great effect as a
scripting language AND as an object oriented language for creating
large, GUI apps.
Yours is not an
Joey C. wrote:
> Hi, I want to make a configuration script for something and it needs to
> read inputs from an HTML file. A couple of these inputs are textboxes
> that the user inputs a path in. For example:
> Your Home Directory:
> [/home/me/public_html/]
>
> So, I'm using Python to read these
David Formosa (aka ? the Platypus) wrote:
> On Tue, 24 May 2005 09:16:02 +0200, Tassilo v. Parseval
> <[EMAIL PROTECTED]> wrote:
>
>>Also sprach John W. Kennedy:
>
> [...]
>
>
>>Most often, languages with strong typing can be found on the functional
>>front (such as ML and Haskell). These lang
Rob Cowie schrieb:
> As a relative newbie myself I think I can say Python is used for
> anything any major programming language is used for.
My list was meant as an enumeration of tasks for which _I_ _currently_
use Python. You are of course right that Python covers a much wider
range, although "a
I have a wxpython application (the main program) and a lot of external
modules (import mymodule) that use always 2 thread (one is my
application and one is twisted with new threadselectreactor).
Sometime when I close my app, I receive a thread error that I want to
redirect to a file (I don't know w
Gerrit van Dyk wrote:
> Try using raw_input() instead of the sys.stdin.readline(). raw_input()
> is the preferred way of getting console input.
Is it? Guido's "Python Regrets" slides (Google for them) seems
to say the opposite. Besides, that's not the problem here...
Alexander Zatvornitskiy wrot
Thank's a lot Andrew and Dennis.
Andrew Dalke wrote:
> You can set the class variable "allow_reuse_address = True" in
> your derived ExitableSocketServer to get the behaviour you
> expect, at the expense of some problems mentioned in the
> above URL.
Ok. I added a STOP message to my protocol, so
Michele Simionato wrote:
> I would like to know what is available for scripting browsers from
> Python.
> For instance, webbrowser.open let me to perform GET requests, but I
> would like to do POST requests too. I don't want to use urllib to
> emulate a browser, I am interested in checking that br
Hello,
I would like to run a python process and wait until the process exit.
How can I do it?
For example I would like to run a.exe. and wait until a.exe exit.
Sincerely Yours,
Pujo
--
http://mail.python.org/mailman/listinfo/python-list
Simon Brunning wrote:
> On 31 May 2005 00:52:33 -0700, Michele Simionato
> <[EMAIL PROTECTED]> wrote:
>
>>I would like to know what is available for scripting browsers from
>>Python.
>
> I don't know of anything cross platform, or even cross browser, but on
> Windows, IE can be automated via COM
[EMAIL PROTECTED] wrote:
> hi everyone
> there is a way, using re, to test (for es) in
> a=[a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14] if a list b is
> composed by three "sublists" of a separated or not by elements.
>
> if b=[a2,a3,a4,a7,a8,a12,a13] gives true because in a
> we have [,a2,
Mir Nazim wrote:
> Hi,
> I m planning to use ZODB for an applicaton. Is any one aware of report
> generators like Data Vision, Crystal Reports, fo python object
> databases.
ZODB isn't like a relational database. It doesn't have a
query language etc. In other words, a report generator for
a ZODB a
os.popen ?
Regards,
Philippe
[EMAIL PROTECTED] wrote:
> Hello,
>
> I would like to run a python process and wait until the process exit.
> How can I do it?
>
> For example I would like to run a.exe. and wait until a.exe exit.
>
> Sincerely Yours,
> Pujo
--
http://mail.python.org/mailman/
thank you again:
i used list and not set because order in my list is important.
in fact i'd like to apply this function to strings (or ordered
sequences of data).
For this reason proposed to use regular expression.
best regards.
--
http://mail.python.org/mailman/listinfo/python-list
I am a python newbie, and am grappling with a fundamental concept. I
want to
modify a bunch of variables in place. Consider the following:
>>> a = 'one'
>>> b = 'two'
>>> c = 'three'
>>> list = [a, b, c]
>>> for i in range(len(list)):
... list[i] = list[i].upper()
...
>>> [a, b, c] = list
>>>
Mark Sargent wrote:
> A question I have, is, those of you who use it
> for the same things, what do you primarily use it for.
Erh, I'm sure different people use it for very different things.
In contrast to e.g. PHP or bash, Python is a very generic language
usable for most preogramming tasks. My
Hi
what u can do over here is
add a,b,c... in a list e.g. list.append(vars..)
and then use the statement
newlist = map(lambda x:x.upper(),list)
Now ur newlist will contain the modified list.
HOPE THIS THE BETTER SOLUTION TO UR PROBLEM
Quoting [EMAIL PROTECTED]:
> I am a python newbie, and am g
Hello,
While trying to compile Python 2.5 from the nighlty CVS image, it raises
the following errors on HP-UX. This disables me the use of HP-UX for
some projects:
Compilation flags:
export CC=aCC
export CFLAGS="-Ae +DD64"
export LDFLAGS="+DD64"
make clean
./configure --prefix=/usr/local/python_c
Roy Smith wrote:
> Peter Hansen <[EMAIL PROTECTED]> wrote:
>
>>The OP was probably on the right track when he suggested that things
>>like SQLite (conveniently wrapped with PySQLite) had already solved this
>>problem.
>
>
> Perhaps, but a relational database seems like a pretty heavy-weight
>
Hello
I'd like to consider making a program which is 'seti-like' where I could run
a command-line Python script to just 'do something', and then be able to
launch a viewer program (maybe linux x11 or Windows, possibly over a network
socket) using wxPython to be able to inter-act with it. (Start jo
I'm new to Python from Perl, and loving it. Has there ever been any
discussion of creating a similar resource as CPAN for Python, or a
similar distribution method as PPMs? Seems like it would make a great
language even better.
Alex
--
http://tangentspace.net/cz
--
http://mail.python.org/mailman/
> >>> a = 'one'
> >>> b = 'two'
> >>> c = 'three'
> >>> [a, b, c] = [s.upper() for s in [a, b, c]]
> >>> a
> 'ONE'
>
> Both of these accomplish what I'm after; I prefer the second for its
> brevity. But either approach requires that I spell out my list of
> vars-to-alter [a, b, c] twice. This stri
David S. alumni.tufts.edu> writes:
>
> Is there a generally accepted way to denote method signatures---that is,
> expected type or required interface for each argument.
>
Here is an answer:
http://python.org/peps/pep-0257.html
http://www.python.org/peps/pep-0008.html
--
http://mail.python
Michele Petrazzo wrote:
> I have a wxpython application (the main program) and a lot of external
> modules (import mymodule) that use always 2 thread (one is my
> application and one is twisted with new threadselectreactor).
> Sometime when I close my app, I receive a thread error that I want to
>
[EMAIL PROTECTED] wrote:
> I am a python newbie, and am grappling with a fundamental concept. I
> want to
> modify a bunch of variables in place. Consider the following:
>
[snip]
a = 'one'
b = 'two'
c = 'three'
[a, b, c] = [s.upper() for s in [a, b, c]]
>
> Both of these accompl
Hi,
i was just wondering about the need to put "self" as the first
parameter in every method a class has because, if it's always needed,
why the obligation to write it? couldn't it be implicit?
Or is it a special reason for this being this way?
Thanks.
--
http://mail.python.org/mailman/listinf
In article <[EMAIL PROTECTED]>,
[EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
>Please note we had to avoid trash cans when the DARPA folks came to
>visit us. Our vehicle aims at being a garbage avoidance system instead
>:-)
>
>Igor.
>
Python clearly is unsuitable for Grand Challenges, as I believe
In article <[EMAIL PROTECTED]>, Mike Meyer <[EMAIL PROTECTED]> wrote:
.
.
.
>If it isn't a homework assignment, and you're honestly in such, then
>you should know there's been a lot of research in this area, because
>primes ar
In article <[EMAIL PROTECTED]>,
lostinpython <[EMAIL PROTECTED]> wrote:
>It is a homework assignment from a book but not for a class. I'm
>trying to teach my self some basic programming before I have to take it
>in college. If I show enough understanding of the subject, my advisor
>will let me fo
QOTW: "Not tested but confident should be an oxymoron for a
programmer." - Peter Otten
(Asked "Is this unsurprising if I look at it right?") - "Yes; in
general this is true across many domains for a very large number of
referents of "it" :-)" - John Machin
"Strong typing means there [are] a lot
Fernando M. wrote:
> Hi,
>
> i was just wondering about the need to put "self" as the first
> parameter in every method a class has because, if it's always needed,
> why the obligation to write it? couldn't it be implicit?
>
> Or is it a special reason for this being this way?
>
> Thanks.
>
The
Duncan Booth wrote:
> e.g. Assuming that the MyDatabase class does something nasty to a file:
>
class MyDatabase(object):
>
> def __init__(self, filename):
> self.filename = filename
> def initialise(self):
> print "Splat %s" % self.filename
>
eval('''[ cls for cl
Cameron,
Good point, I know you are a newbie :-). Let me help you out, just tell
the guy in the hallway that for the recognition of the spelling for
garbage in any other languages we use the zipfile module as pointed out
in
http://pegasusbridge.blogspot.com/2005/05/on-being-innovative-part-i.html
"Fernando M." <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Hi,
>
> i was just wondering about the need to put "self" as the first
> parameter in every method a class has because, if it's always needed,
> why the obligation to write it? couldn't it be implicit?
>
> Or is it a speci
Fernando M. wrote:
> i was just wondering about the need to put "self" as the first
> parameter in every method a class has because, if it's always needed,
> why the obligation to write it? couldn't it be implicit?
py> import this
The Zen of Python, by Tim Peters
Beautiful is better than ugly.
Ex
sys.path:
H:\Husky\HostPC\V1\SHIP\Debug
H:\Husky\HostPC\V1\SHIP
E:\Bill\Python-2.4.1\PCbuild\python24_d.zip
C:\Python24\Lib
C:\Python24\DLLs
C:\Python24\Lib\lib-tk
H:\Husky\HostPC\V1\RunSHIP
H:\Husky\HostPC\V1\Debug
C:\Python24
C:\Python24\lib\site-packages
Traceback (most recent call la
Do you guys know if there is a way to do this in Linux?
Thanks.
Danny
--
http://mail.python.org/mailman/listinfo/python-list
On 31 May 2005 08:45:45 -0700, Fernando M.
<[EMAIL PROTECTED]> wrote:
> i was just wondering about the need to put "self" as the first
> parameter in every method a class has because, if it's always needed,
> why the obligation to write it?
It doesn't need to be 'self'. You could use 'this', or 's
Other examples- PCAnyWhere, a Trojan Horse .. :)
Anyway, this is quite simple.
All you realy need is a server with a GUI that listens all the time for
incoming connections,
and a client that will connect to the server and work in the
background.
Here are some thoughts...
- Figure out what ac
Fernando M. wrote:
> i was just wondering about the need to put "self" as the first
> parameter in every method a class has because, if it's always needed,
> why the obligation to write it? couldn't it be implicit?
>
> Or is it a special reason for this being this way?
Because it's not always ne
On 30 May 2005 23:50:45 -0700, [EMAIL PROTECTED] wrote:
> from twisted.web import server, resource
> from twisted.internet import reactor
>
> class Simple(resource.Resource):
> isLeaf = True
> def render_GET(self, request):
> return "Hello, world!"
>
> site = server.Site(Simple()
Fernando M. <[EMAIL PROTECTED]> wrote:
>i was just wondering about the need to put "self" as the first
>parameter in every method a class has because, if it's always needed,
>why the obligation to write it? couldn't it be implicit?
Didn't this exact question get asked just a few days ago?
Anyway,
Peter Hansen wrote:
> Michele Petrazzo wrote:
>> This is the exception:
>>
>> Unhandled exception in thread started by > Thread.__bootstrap of >
>> Traceback (most recent call last):
>> File "C:\Python23\lib\threading.py", line 451, in __bootstrap
>> self.__stop()
>> File "C:\Python23\lib\t
dannyguindi wrote:
> Do you guys know if there is a way to do this in Linux?
What is "this"? Your subject line provides a context, but not a problem
to which we can give you the solution. Please be specific.
-Peter
--
http://mail.python.org/mailman/listinfo/python-list
Periodically, we see questions about which gui package is best, or
which database package to use. These questions typically trigger
some exchanges of opinion, though of course this no one best
answer, and eventually things quiet down until the next round.
But it seems to me that what seldom get
I want to have a program download pictures from a netCam (Axis 2100). So, I
want to start & stop, and also see progress (how many photos, are there
errors, did I begin encoding to DivX, etc) for multiple cameras.
-Dave
<[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Other examples-
Thanks for all the responses :)
You're right, Kent. That does exactly what I need it to.
Anyways.. if there isn't a prepend function, I'm going to request it
from the devs. Would be cool to see that in future versions of python.
--
http://mail.python.org/mailman/listinfo/python-list
Hello,
I have 2 arrays defined with different typecodes.
a = array('B', '\0', 6)
b = array('L', '\0', 526)
for i in range( 6):
a[i] = 0xFF
for i in range( 520):
b[i] = 0x
How do i concatenate these two arrays so that, i get
b =
0xff 0xff 0xff 0xff 0xff 0xff 0x 0x
rzed <[EMAIL PROTECTED]> wrote in news:Xns9667883C1D343jreeder@
63.223.7.253:
> So what do you think? What's wrong with the picture? Why isn't
> there a greater priority to work in this direction?
>
Without giving any reasons beyond intuition, I would have to say that
it boils down to 2 things
"Michele Simionato" <[EMAIL PROTECTED]> writes:
> I would like to know what is available for scripting browsers from
> Python.
> For instance, webbrowser.open let me to perform GET requests, but I
> would like
> to do POST requests too. I don't want to use urllib to emulate a
> browser, I am
> int
flamesrock wrote:
> Thanks for all the responses :)
>
> You're right, Kent. That does exactly what I need it to.
>
> Anyways.. if there isn't a prepend function, I'm going to request it
> from the devs. Would be cool to see that in future versions of python.
Since strings cannot be modified in-p
Do expicit pointers exist in python??
if i do:
a = [5,7]
b = a
a.empty()
b = ?
how do i do explicit pointers??
Mike
--
http://mail.python.org/mailman/listinfo/python-list
Michael wrote:
> Do expicit pointers exist in python??
>
> if i do:
>
> a = [5,7]
> b = a
>
> a.empty()
>
> b = ?
This is what the interactive prompt is for. Try it:
py> a = [5,7]
py> b = a
py> a.empty()
Traceback (most recent call last):
File "", line 1, in ?
AttributeError: 'list' objec
"Steven Bethard" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Michael wrote:
> > Do expicit pointers exist in python??
> >
> > if i do:
> >
> > a = [5,7]
> > b = a
> >
> > a.empty()
> >
> > b = ?
>
> This is what the interactive prompt is for. Try it:
>
> py> a = [5,7]
> py> b = a
Hi Philippe,
You may want to look at HippoDraw application. The web site is
http://www.slac.stanford.edu/grp/ek/hippodraw/. I have used both
the C++ api and python bindings. They have a layer of python called
hippoplotter.py to make it easy to instance the basic plotting canvase
and place mult
Michael wrote:
> sorry, I'm used to working in c++ :-p
>
> if i do
> a=2
> b=a
> b=0
> then a is still 2!?
>
> so when do = mean a reference to the same object
Always.
> and when does it mean make a copy of the object??
Never.
-Dave
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http://mail.python.org/mailman/listinfo/python-list
except numbers??
"Dave Brueck" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Michael wrote:
> > sorry, I'm used to working in c++ :-p
> >
> > if i do
> > a=2
> > b=a
> > b=0
> > then a is still 2!?
> >
> > so when do = mean a reference to the same object
>
> Always.
>
> > and when
Hi All--
Dave Brueck wrote:
>
> Michael wrote:
> > sorry, I'm used to working in c++ :-p
> >
> > if i do
> > a=2
> > b=a
> > b=0
> > then a is still 2!?
> >
> > so when do = mean a reference to the same object
>
> Always.
>
> > and when does it mean make a copy of the object??
>
> Never.
>
T
Michael wrote:
> a=2
> b=a
> b=0
That's more or less equivalent to this C++ code:
int *a;
int *b;
a = new int;
*a = 2;
b = a;
b = new int;
*b = 0;
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Michael wrote:
> if i do
> a=2
> b=a
> b=0
> then a is still 2!?
>
> so when do = mean a reference to the same object and when does it mean make
> a copy of the object??
It *always* means a reference. It *never* makes a copy.
Although the terminology isn't quite right, you can think of all
"var
Nope, numbers too. When you do:
a = 4
You are storing a reference to the literal 4 in a.
>>> a = 4>>> dir(a)['__abs__', '__add__', '__and__', '__class__', '__cmp__', '__coerce__', '__delattr__', '__div__', '__divmod__', '__doc__', '__float__', '__floordiv__', '__getattribute__', '__getne
wa
Steve Holden wrote:
> It's not a common question, but it's relatively easily answered. You are
> splitting everything but the filename off with os.path.split and then
> complaining about the result! Once you stop doing that your problem is
> solved.
Thus, it's a stupid newbie question. Thanks a l
On 2005-05-31, Michael <[EMAIL PROTECTED]> wrote:
> except numbers??
Um, no?
Unless you provide some context, how are we supposed to know
what you're asking about?
Numbers are immutable, so there is no practical difference.
--
Grant Edwards grante Yow! Are we T
> "Dave Brueck" <[EMAIL PROTECTED]> wrote in message
> news:[EMAIL PROTECTED]
>
>>Michael wrote:
>>
>>>sorry, I'm used to working in c++ :-p
>>>
>>>if i do
>>>a=2
>>>b=a
>>>b=0
>>>then a is still 2!?
>>>
>>>so when do = mean a reference to the same object
>>
>>Always.
>>
>>
>>>and when does it mea
How about this:
dirList = ['depth1', 'depth2', 'depth3']
string = """position"""
for x in range(len(dirList)):
string += '>> %s' % dirList.pop(0)
print string
flamesrock wrote:
> Thanks for all the responses :)
>
> You're right, Kent. That does exactly what I need it to.
>
> Anyways..
You might want
os.spawnv(os.P_WAIT, "a.exe", ["a.exe"])
os.system("a.exe")
Jeff
pgpp3Fxdo0nYA.pgp
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