Re: [Tutor] help

2011-03-08 Thread Alan Gauld
"Vickram" wrote I need help in translating a C++ code into python.. Can you help please? The python result is wrong because I may have misread the C++ code The C++ code is really just C code, there is virtualy no C++ stuff there. But that aside your translation is pretty faithful (too fait

Re: [Tutor] BLAS Implementation on Python

2011-03-08 Thread Knacktus
Am 08.03.2011 20:00, schrieb Alan Gauld: "Stefan Behnel" wrote He doesn't have to write it, as it is very obvious, that no Python code on earth (even written by Guido himself ;-)) stands a chance compared to Fortran or C. Look at this: There is one big proviso. The C or Fortran needs to be w

Re: [Tutor] help

2011-03-08 Thread David Hutto
The first hundred pages of a thorough python tutorial, and a c++ tutorial should have you doing both of those quite well in a day or so. ___ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: http://mail.python.org/mailman/

Re: [Tutor] help

2011-03-08 Thread Noah Hall
On Tue, Mar 8, 2011 at 6:38 PM, Vickram wrote: > The python result is wrong because I may have misread the C++ code Well, really, I suggest you read a tutorial on Python - you don't seem to be getting a hang on the basics, for example, there's no need for to use the float() function.

Re: [Tutor] BLAS Implementation on Python

2011-03-08 Thread Alan Gauld
"Stefan Behnel" wrote He doesn't have to write it, as it is very obvious, that no Python code on earth (even written by Guido himself ;-)) stands a chance compared to Fortran or C. Look at this: There is one big proviso. The C or Fortran needs to be well written It's seriously hard to wri

[Tutor] help

2011-03-08 Thread Vickram
Hello I need help in translating a C++ code into python.. Can you help please? Please find attached the two codes. The python result is wrong because I may have misread the C++ code Thanks Vickram from mpmath import * mp.dps=5 c = mpf('299792.458') H0 = float(70) # Hub

Re: [Tutor] ctypes question

2011-03-08 Thread Albert-Jan Roskam
Hi Joel, I found this on stackoverflow*) os.environ['PATH'] = os.path.dirname(__file__) + ';' + os.environ['PATH'] windll.LoadLibrary('mydll.dll') It extends the directory list of the environment variable 'path'. Now at least I've loaded the dll, but I still need to read up on ctypes an file ha

Re: [Tutor] ctypes question

2011-03-08 Thread Joel Goldstick
On Tue, Mar 8, 2011 at 4:09 AM, ALAN GAULD wrote: > > When I use os.chdir (by the way: why on earth isn't this called > os.setcwd()?? > > That's consistent with os.getcwd()) > > History. > They are Unix commands (and possibly Multics/PDP before that!). > cd has been the command in almost every CLI

[Tutor] binary string parsing

2011-03-08 Thread Robert Clement
Hi I am receiving a string over a socket connection. The string may be either line and value delimited ascii, or formated binary. The skeleton of the code which handles the data is: buffer = socket.recv(1000) lines = buffer.split(linedelim) for line in l

Re: [Tutor] BLAS Implementation on Python

2011-03-08 Thread Stefan Behnel
Alan Gauld, 08.03.2011 09:51: "Knacktus" wrote He doesn't have to write it, as it is very obvious, that no Python code on earth (even written by Guido himself ;-)) stands a chance compared to Fortran or C. Look at this: There is one big proviso. The C or Fortran needs to be well written in th

Re: [Tutor] ctypes question

2011-03-08 Thread ALAN GAULD
> When I use os.chdir (by the way: why on earth isn't this called os.setcwd()?? > That's consistent with os.getcwd()) History. They are Unix commands (and possibly Multics/PDP before that!). cd has been the command in almost every CLI OS I've ever used from CP/M thru' OS/9, Unix, DOS, etc...

Re: [Tutor] ctypes question

2011-03-08 Thread Albert-Jan Roskam
Hi all, Thanks for your replies. It wasn't a permissions issue. Apparently, not the full path name should be used. When I use os.chdir (by the way: why on earth isn't this called os.setcwd()?? That's consistent with os.getcwd()) and then use the file name only, it works. See the Idle session b

Re: [Tutor] BLAS Implementation on Python

2011-03-08 Thread Alan Gauld
"Knacktus" wrote He doesn't have to write it, as it is very obvious, that no Python code on earth (even written by Guido himself ;-)) stands a chance compared to Fortran or C. Look at this: There is one big proviso. The C or Fortran needs to be well written in the first place. It's quite pos

Re: [Tutor] Expanding a variable with subprocess on Windows

2011-03-08 Thread Becky Mcquilling
Thanks, Sander. That was simple enough, as I'm learning I sometimes get caught up in these all too silly mistakes. Becky On Mon, Mar 7, 2011 at 11:38 PM, Sander Sweers wrote: > On Tue, 8 Mar 2011, 07:44:31 CET, Becky Mcquilling < > ladymcse2...@gmail.com> wrote: > > gpg = 'c:/program files (x