Re: [c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

Giacomo Alzetta, 11.08.2012 08:21: > I'd prefer to stick to Python and C, without having to put cython > sources or cython-generated c modules (which I know are almost > completely unreadable from a human point of view. Or at least the ones I > saw). And the cool thing is: you don't have to read t

Re: [c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

Il giorno venerdì 10 agosto 2012 20:50:08 UTC+2, Stefan Behnel ha scritto: > Giacomo Alzetta, 10.08.2012 10:20: > > > I'm trying to implement a c-extension which defines a new > > class(ModPolynomial on the python side, ModPoly on the C-side). > > > At the moment I'm writing the in-place additio

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

On 08/10/2012 01:28 PM, Chuck wrote: Thanks for the help guys! I finally got it working. Shouldn't I technically call quiz() through the constructor, though? Otherwise, the constructor is pointless. I just put in pass for now. For this particular example, frankly, a class doesn't make sen

Re: Threads and sockets

On 2012-08-10, loial wrote: > At the moment I do not start to read responses until the data has > been sent to the printer. However it seems I am missing some > responses from the printer whilst sending the data, so I need to be > able to do the 2 things at the same time. > > Can I open a port on

[Newbie] How to wait for asyncronous input

I'm new to Python and I'm trying to code something to learn the language details. I'm in trouble with asyncronous events, like asyncronous inputs (from serial port, from socket and so on). Let's consider a simple monitor of the traffic on a serial port. I'm using pyserial and I looked at the

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

Yeah, I am mostly a Java guy. Just starting with Python. :) -- http://mail.python.org/mailman/listinfo/python-list

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

On 08/10/2012 04:28 PM, Chuck wrote: > Thanks for the help guys! I finally got it working. Shouldn't I technically > call quiz() through the constructor, though? Otherwise, the constructor is > pointless. > > Thanks again! > What language did you use before trying Python? Was it java, by

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

Thanks for the help guys! I finally got it working. Shouldn't I technically call quiz() through the constructor, though? Otherwise, the constructor is pointless. I just put in pass for now. (Also, I always thought that if __name__ == '__main__': went IN the class. Why wouldn't it be apart

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

On 8/10/2012 2:52 PM, Chuck wrote: Hi all, I cannot figure why I keep getting this error. To supplement Dave's answer (post entire traceback, dedent last two lines), here are the essentials of your code that show the problem. >>> class C: def f(self): pass f() Traceb

Re: Unable to execute the script

You posted privately to me, so I'm sending it back to the list. Don't forget to do reply-all, or equivalent. On 08/10/2012 02:44 PM, Smaran Harihar wrote: > Is the location of this script acceptable to your web host? > > How can I check that? By asking your web host tech support, or reading the

Re: Unable to execute the script

Hi Tim, this is the output for the ls -lsF filename 8 -rwxr-xr-x 1 root root 5227 Jul 30 13:54 iplantgeo_cgi.py* On Fri, Aug 10, 2012 at 12:20 PM, Tim Chase wrote: > On 08/10/12 14:14, Smaran Harihar wrote: > > If you mean chmod +x > > > > then yes it has been set. > > I'm not sure how Ubuntu

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

On 08/10/2012 02:52 PM, Chuck wrote: > Hi all, I cannot figure why I keep getting this error. It is my > understanding that all methods need a self argument when designing a class. > Here is my code: It'd be much more useful if you'd actually quote the entire error. > import random > > class El

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

On Friday, August 10, 2012 2:05:36 PM UTC-5, Pedro Kroger wrote: > On Aug 10, 2012, at 3:52 PM, Chuck wrote: > > > > >if __name__ == '__main__': > > > > > >quiz() > > > > > > > > > > You need to instantiate your class: > > > > foo = ElementsQuiz() > > foo.quiz(

Re: Unable to execute the script

This sounds like a ScriptAlias thing: http://httpd.apache.org/docs/2.2/howto/cgi.html On Fri, Aug 10, 2012 at 5:14 PM, Smaran Harihar wrote: > Hi, > > I have set executable permissions for my py script (cgi-script) but for > some reason rather than executing it, the browser simply downloads the p

Re: Unable to execute the script

On 08/10/12 14:14, Smaran Harihar wrote: > If you mean chmod +x > > then yes it has been set. I'm not sure how Ubuntu defaults if you don't specify *who* should receive those +x permissions. I'd make sure they've been set for everybody: $ chmod ugo+x myfile.py You can check this by doing an

Re: Unable to execute the script

The file is on Ubuntu Server 12.04 and not sure how to set the executable bits? If you mean chmod +x then yes it has been set. On Fri, Aug 10, 2012 at 12:10 PM, Tim Chase wrote: > On 08/10/12 13:38, Dave Angel wrote: > > On 08/10/2012 01:14 PM, Smaran Harihar wrote: > >> Hi, > >> > >> I have s

Re: Unable to execute the script

On 08/10/12 13:38, Dave Angel wrote: > On 08/10/2012 01:14 PM, Smaran Harihar wrote: >> Hi, >> >> I have set executable permissions for my py script (cgi-script) but for >> some reason rather than executing it, the browser simply downloads the py >> script. >> >> Here is the >> link

Re: Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

On Aug 10, 2012, at 3:52 PM, Chuck wrote: >if __name__ == '__main__': > >quiz() > > You need to instantiate your class: foo = ElementsQuiz() foo.quiz() Pedro - http://pedrokroger.net http://musicforgeeksandnerds.com -- http://mail.python.org/mailman/listinfo/pyth

Keep getting this in PyDev "TypeError: quiz() takes exactly 1 argument (0 given)"

Hi all, I cannot figure why I keep getting this error. It is my understanding that all methods need a self argument when designing a class. Here is my code: import random class ElementsQuiz: elements = {'H' : 'Hydrogen', 'He' : 'Helium', 'Li' : 'Lithium',

Re: trying to create simple py script

Sorry forgot to update. I did change the port to 8000 and now server is running but I am getting a 404 page. http://128.196.142.94:8000/bottle/hello.py I have the server up right now you can see. Thanks, Smaran On Fri, Aug 10, 2012 at 11:35 AM, Smaran Harihar wrote: > Hi Lutz, > > Sorry forgot

Re: [c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

Giacomo Alzetta, 10.08.2012 10:20: > I'm trying to implement a c-extension which defines a new class(ModPolynomial > on the python side, ModPoly on the C-side). > At the moment I'm writing the in-place addition, but I get a *really* strange > behaviour. You should take a look at Cython. It makes

Re: Threads and sockets

A select() loop should work. On Fri, Aug 10, 2012 at 1:01 PM, loial wrote: > I am writing an application to send data to a printer port(9100) and then > recieve PJL responses back on that port. Because of the way PJL works I > have to do both in the same process(script). > > At the moment I do n

Re: trying to create simple py script

CGI's old stuff. Sure it's easy to find doc about it - it's been around longer. I'd recommend either CherryPy or Bottle - because these are the two (that I know of) that support Python 3 today. Here's a nice comparison of Python REST frameworks: http://www.youtube.com/watch?v=AYjPIMe0BhA I'm u

Re: Unable to execute the script

On 08/10/2012 01:14 PM, Smaran Harihar wrote: > Hi, > > I have set executable permissions for my py script (cgi-script) but for > some reason rather than executing it, the browser simply downloads the py > script. > > Here is the > link

Re: save dictionary to a file without brackets.

Dave Angel於 2012年8月10日星期五UTC+8上午5時47分45秒寫道： > On 08/09/2012 05:34 PM, Roman Vashkevich wrote: > > > Actually, they are different. > > > Put a dict.{iter}items() in an O(k^N) algorithm and make it a hundred > > thousand entries, and you will feel the difference. > > > Dict uses hashing to get a

lpod-python

I'm trying to use the lpod-python module to programmatically read data from Open Document files. My problem is: i can't download the module from its authors' site, http://download.lpod-project.org/lpod-python/lpod-python-0.9.3.tar.gz. It seems the download site is unavailable, while the main site

Re: dictionary into desired variable....

On Friday, August 10, 2012 8:31:48 AM UTC-7, Tamer Higazi wrote: > let us say a would be x = [2,5,4] > > y = a[3] > > if I change y to [] > > I want the result to be x = [2,5,[]] and that's automaticly There is no such thing as a[3] if a=[2,4,5]. And this is a list not a dictionary, so I wo

Re: [c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

Il giorno venerdì 10 agosto 2012 14:21:50 UTC+2, Hans Mulder ha scritto: > On 10/08/12 11:25:36, Giacomo Alzetta wrote: > > > Il giorno venerdì 10 agosto 2012 11:22:13 UTC+2, Hans Mulder ha scritto: > > [...] > > > Yes, you're right. I didn't thought the combined operator would do a > > Py_DECR

Re: Threads and sockets

loial writes: > I am writing an application to send data to a printer port(9100) and then > recieve PJL responses back on that port. Because of the way PJL works I have > to do both in the same process(script). > > At the moment I do not start to read responses until the data has been sent > t

Re: dictionary into desired variable....

Sorry, I ment of course list what I exaclty ment is that if I assign value = Number that I automaticly assign y[1][3][6][1][1] a new number. more detailled explained: let us say a would be x = [2,5,4] y = a[3] if I change y to [] I want the result to be x = [2,5,[]] and that's automati

Re: [newbie] A question about lists and strings

On 10/08/2012 10:59, Peter Otten wrote: [...] If you have understood the above here's a little brain teaser: a = ([1,2,3],) a[0] += [4, 5] Traceback (most recent call last): File "", line 1, in TypeError: 'tuple' object does not support item assignment a[0] What are the contents of a[

Re: dictionary into desired variable....

On 08/10/2012 10:02 AM, Tamer Higazi wrote: > Hi! > suppose you have a dictionary that looks like this: > > x = [1,3,6,1,1] which should represent a certain other variable. > > in reality it would represent: > > y[1][3][6][1][1] > > Now, how do I write a python routine, that points in this dictiona

Re: save dictionary to a file without brackets.

On 10/08/2012 13:29, Roy Smith wrote: In article , Mark Lawrence wrote: On 10/08/2012 09:54, Steven D'Aprano wrote: On Thu, 09 Aug 2012 19:16:58 -0500, Tim Chase wrote: On 08/09/12 18:33, Mark Lawrence wrote: On 10/08/2012 00:24, Roy Smith wrote: ... you mean, Python lets you make a has

Re: dictionary into desired variable....

: > suppose you have a dictionary that looks like this: > > x = [1,3,6,1,1] which should represent a certain other variable. That's a list, not a dict. > in reality it would represent: > > y[1][3][6][1][1] > > Now, how do I write a python routine, that points in this dictionary, > where I should

Re: dictionary into desired variable....

On Sat, Aug 11, 2012 at 12:02 AM, Tamer Higazi wrote: > Hi! > suppose you have a dictionary that looks like this: > > x = [1,3,6,1,1] which should represent a certain other variable. > > in reality it would represent: > > y[1][3][6][1][1] > > Now, how do I write a python routine, that points in th

dictionary into desired variable....

Hi! suppose you have a dictionary that looks like this: x = [1,3,6,1,1] which should represent a certain other variable. in reality it would represent: y[1][3][6][1][1] Now, how do I write a python routine, that points in this dictionary, where I should receive or set other values. Tamer --

Re: [GENERAL] Postgres and Upstart

On Fri, Aug 10, 2012 at 11:56 PM, Albe Laurenz wrote: > Chris Angelico wrote: >> I'm looking for a reliable way to be sure that Postgres has finished >> its initialization and is ready to rumble. > > The normal way to test this is a connection attempt. > You could also look into the server logs fo

Threads and sockets

I am writing an application to send data to a printer port(9100) and then recieve PJL responses back on that port. Because of the way PJL works I have to do both in the same process(script). At the moment I do not start to read responses until the data has been sent to the printer. However it s

Re: save dictionary to a file without brackets.

In article , Mark Lawrence wrote: > On 10/08/2012 09:54, Steven D'Aprano wrote: > > On Thu, 09 Aug 2012 19:16:58 -0500, Tim Chase wrote: > > > >> On 08/09/12 18:33, Mark Lawrence wrote: > >>> On 10/08/2012 00:24, Roy Smith wrote: > > ... you mean, Python lets you make a hash of it? > >

Re: [c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

On 10/08/12 11:25:36, Giacomo Alzetta wrote: > Il giorno venerdì 10 agosto 2012 11:22:13 UTC+2, Hans Mulder ha scritto: [...] > Yes, you're right. I didn't thought the combined operator would do a Py_DECREF > if the iadd operation was implemented, but it obviosuly makes sense. The += operator cann

Re: [newbie] A question about lists and strings

Am 10.08.2012 12:56, schrieb Roman Vashkevich: I am not sure I understand your question. Can you rephrase it or make it more explicit? I have just detailed my problem and Dave Angel has shown how to solve it properly. M. K. Shen -- http://mail.python.org/mailman/listinfo/python-list

Re: [newbie] A question about lists and strings

On Fri, Aug 10, 2012 at 8:56 PM, Dave Angel wrote: >> On Fri, Aug 10, 2012 at 8:07 PM, Dave Angel wrote: >>> But if you said c=651 and d=651, you'd have two >>> objects, and the two names would be bound to different objects, with >>> different ids. >> To be more accurate, you *may* have two diff

Re: [newbie] A question about lists and strings

10.08.2012, в 14:12, Mok-Kong Shen написал(а): > Am 10.08.2012 11:48, schrieb Roman Vashkevich: >> [snip] > >The function It takes list by reference and creates a new local > > str. When it's called with listb and strb arguments, listb is passed > > by reference and mutated. A string "sss" is

Re: [newbie] A question about lists and strings

On 08/10/2012 06:48 AM, Mok-Kong Shen wrote: > Am 10.08.2012 12:40, schrieb Chris Angelico: > >> But it's probably worth thinking about exactly why you're wanting to >> change that string, and what you're really looking to accomplish. >> There may well be a better way. > > My problem is the followi

Re: [newbie] A question about lists and strings

On 08/10/2012 06:37 AM, Chris Angelico wrote: > On Fri, Aug 10, 2012 at 8:12 PM, Mok-Kong Shen > wrote: >> Thanks for the explanation of the output obtained. But this means >> nonetheless that parameters of types lists and strings are dealt with >> in "inherently" (semantically) different ways by

Re: [newbie] A question about lists and strings

10.08.2012, в 14:12, Mok-Kong Shen написал(а): > Am 10.08.2012 11:48, schrieb Roman Vashkevich: >> [snip] > >The function It takes list by reference and creates a new local > > str. When it's called with listb and strb arguments, listb is passed > > by reference and mutated. A string "sss" is

Re: [newbie] A question about lists and strings

On 08/10/2012 06:31 AM, Mok-Kong Shen wrote: > Am 10.08.2012 12:07, schrieb Dave Angel: > [snip] >> At this point, in top-level code, the listb object has been modified, >> and the strb one has not; it still is bound to the old value. > > This means there is no way of modifying a string at the top

Re: [newbie] A question about lists and strings

Am 10.08.2012 12:40, schrieb Chris Angelico: But it's probably worth thinking about exactly why you're wanting to change that string, and what you're really looking to accomplish. There may well be a better way. My problem is the following: I have at top level 3 lists and 3 strings: lista, lis

Re: [newbie] A question about lists and strings

On Fri, Aug 10, 2012 at 8:31 PM, Mok-Kong Shen wrote: > This means there is no way of modifying a string at the top level > via a function, excepting through returning a new value and assigning > that to the string name at the top level. Please again correct me, if > I am wrong. Yes, but you can

Re: [newbie] A question about lists and strings

On 08/10/2012 06:12 AM, Mok-Kong Shen wrote: > Am 10.08.2012 11:48, schrieb Roman Vashkevich: >> [snip] > >The function It takes list by reference and creates a new local > > str. When it's called with listb and strb arguments, listb is passed > > by reference and mutated. A string "sss" is co

Re: [newbie] A question about lists and strings

On Fri, Aug 10, 2012 at 8:12 PM, Mok-Kong Shen wrote: > Thanks for the explanation of the output obtained. But this means > nonetheless that parameters of types lists and strings are dealt with > in "inherently" (semantically) different ways by Python, right? It's nothing to do with parameters, b

Re: [newbie] A question about lists and strings

Am 10.08.2012 12:07, schrieb Dave Angel: [snip] At this point, in top-level code, the listb object has been modified, and the strb one has not; it still is bound to the old value. This means there is no way of modifying a string at the top level via a function, excepting through returning a ne

Re: [newbie] A question about lists and strings

Am 10.08.2012 11:48, schrieb Roman Vashkevich: [snip] >The function It takes list by reference and creates a new local > str. When it's called with listb and strb arguments, listb is passed > by reference and mutated. A string "sss" is concatenated with an > empty local str. Nothing more ha

Re: [newbie] A question about lists and strings

On 08/10/2012 05:19 AM, Mok-Kong Shen wrote: > > In an earlier question about lists, I was told about the issue of > creation of local names in a function. However, I still can't > understand why the program below outputs: > > [999] sss > [999] > > and not two identical lines of output. For both op

Re: [newbie] A question about lists and strings

Mok-Kong Shen wrote: > > In an earlier question about lists, I was told about the issue of > creation of local names in a function. However, I still can't > understand why the program below outputs: > > [999] sss > [999] > > and not two identical lines of output. For both operators "+=" should

Re: [newbie] A question about lists and strings

10.08.2012, в 13:28, Roman Vashkevich написал(а): > 10.08.2012, в 13:19, Mok-Kong Shen написал(а): > >> >> In an earlier question about lists, I was told about the issue of >> creation of local names in a function. However, I still can't >> understand why the program below outputs: >> >> [999]

Re: save dictionary to a file without brackets.

On 10/08/2012 09:54, Steven D'Aprano wrote: On Thu, 09 Aug 2012 19:16:58 -0500, Tim Chase wrote: On 08/09/12 18:33, Mark Lawrence wrote: On 10/08/2012 00:24, Roy Smith wrote: ... you mean, Python lets you make a hash of it? Only if you order it with spam, spam, spam, spam, spam, spam, and s

Re: [c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

Il giorno venerdì 10 agosto 2012 11:22:13 UTC+2, Hans Mulder ha scritto: > On 10/08/12 10:20:00, Giacomo Alzetta wrote: > > > I'm trying to implement a c-extension which defines a new > > class(ModPolynomial on the python side, ModPoly on the C-side). > > > At the moment I'm writing the in-place

Re: [newbie] A question about lists and strings

10.08.2012, в 13:19, Mok-Kong Shen написал(а): > > In an earlier question about lists, I was told about the issue of > creation of local names in a function. However, I still can't > understand why the program below outputs: > > [999] sss > [999] > > and not two identical lines of output. For b

Re: [c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

On 10/08/12 10:20:00, Giacomo Alzetta wrote: > I'm trying to implement a c-extension which defines a new class(ModPolynomial > on the python side, ModPoly on the C-side). > At the moment I'm writing the in-place addition, but I get a *really* strange > behaviour. > > Here's the code for the in-p

[newbie] A question about lists and strings

In an earlier question about lists, I was told about the issue of creation of local names in a function. However, I still can't understand why the program below outputs: [999] sss [999] and not two identical lines of output. For both operators "+=" should anyway work in similar manner in the fu

Re: save dictionary to a file without brackets.

On Thu, 09 Aug 2012 19:16:58 -0500, Tim Chase wrote: > On 08/09/12 18:33, Mark Lawrence wrote: >> On 10/08/2012 00:24, Roy Smith wrote: ... you mean, Python lets you make a hash of it? >>> >>> Only if you order it with spam, spam, spam, spam, spam, spam, and >>> spam. >> >> Now now gentlemen

Re: no data exclution and unique combination.

On 9/08/12 23:33:58, Terry Reedy wrote: > On 8/9/2012 4:06 PM, giuseppe.amatu...@gmail.com wrote: [...] >> unique=dict() >> for row in array2D : >> row = tuple(row) >> if row in unique: >> unique[row] += 1 >> else: >> unique[row] = 1 > > I believe the 4 lines abov

[c-api]Transmutation of an extension object into a read-only buffer adding an integer in-place.

I'm trying to implement a c-extension which defines a new class(ModPolynomial on the python side, ModPoly on the C-side). At the moment I'm writing the in-place addition, but I get a *really* strange behaviour. Here's the code for the in-place addition: #define ModPoly_Check(v) (PyObject_TypeCh

Re: socketserver.BaseRequestHandler and socketserver.StreamRequestServer docs

On 09/08/12 20:45, Terry Reedy wrote: On 8/9/2012 1:39 PM, Dennis Lee Bieber wrote: On Thu, 09 Aug 2012 16:15:33 +0100, lipska the kat declaimed the following in gmane.comp.python.general: in the examples in this chapter we see usage examples for socketserver.BaseRequestHandler [snip] I

Re: trying to create simple py script

I have been using Flask for a while and it's been a positive experience so far. It's simplicity helps you to get things done faster. On Fri, Aug 10, 2012 at 8:35 AM, Lutz Horn wrote: > Hi Smaran, > > Am Do, 9. Aug 2012, um 23:52, schrieb Smaran Harihar: > > I am trying to create a simple cgi-sc