how setup a dll file as a module?

[smalltalk]

in arcgis , arcgisscripting is a dll file
there is a script as following:

import  arcgisscripting
gp = arcgisscripting.create()

why can the script run?
how can we setup a dll file as a module?

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Re: how setup a dll file as a module?

[smalltalk]

On Aug 27, 6:45 pm, "Diez B. Roggisch" <[EMAIL PROTECTED]> wrote:
> smalltalk wrote:
>
> > in arcgis , arcgisscripting is a dll file
> > there is a script as following:
>
> > import  arcgisscripting
> > gp = arcgisscripting.create()
>
> > why can the script run?
> > how can we setup a dll file as a module?
>
> There can be python-extension that are essentially C-modules. You can write
> them your own, or using various wrapper technologies. See
>
> http://docs.python.org/ext/ext.html
>
> for starters, and google
>
> SIP
> boost::python
> SWIG
> PyRex
>
> for more information.
>
> Diez

thank you very much

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Re: Jython 2.2 on Ubuntu

[smalltalk]

On Aug 29, 10:50 pm, Neil Wallace <[EMAIL PROTECTED]>
wrote:
> Thanks Tim,
>
> I subscribed to the Jython group hosted by sourceforge, and they are a
> great bunch of guys/gals.
>
> Here's what I did to fix my problem.
>
> 1. removed Jython 2.1 (using Synaptic)jytho
> 2. added the following lines (as root) to /etc/profile
>  # set PATH for Jython
>  PATH=$PATH:/home/neil/jython2.2
>  export PATH
>
> I had to restart X, that's it solved!!
>
> Neil
>
>
>
> Tim Couper wrote:
> > you need to ensure that the correct jython executable is in a directory
> > which is on your on your path.
>
> > I've just successfully test-subscribed to
> >https://lists.sourceforge.net/lists/listinfo/jython-users. Maybe you
> > could try again.
>
> > Tim
>
> > Dr Tim Couper
> > CTO, SciVisum Ltd
>
> >www.scivisum.com
>
> > Neil Wallace wrote:
> >> Hi all,
>
> >> I am a novice Python/Jython programmer, and Ubuntu user.
>
> >> Ubuntu still only supports only version 2.1 of Jython. I have used the
> >> GUI installer of Jython 2.2, and installed it to the default
> >> /root/jython2.2 directory. The install went without issues.
>
> >> However, typing jython --version
> >> in a teminal still gives me    Jython 2.1 on java (JIT: null)
>
> >> What else do I need to do?
>
> >> regards
> >> Neil.
>
> >> p.s. I posted this to the jython group hosted by sourceforge, but it
> >> bounced. :-(- Hide quoted text -
>
> - Show quoted text -

you can use eclipse + pydev
it is very easy to setup jython or python

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pypar error

[smalltalk]

I want to install pypar,but it always show following errors:
D:\pypar_1.9.3>python setup.py build -c mingw32

running build
running build_py
running build_ext
building 'pypar.mpiext' extension
D:\MinGWStudio\MinGW\bin\gcc.exe -mno-cygwin -mdll -O -Wall -I
$MPICH_DIR\SDK.gcc
\include -ID:\Python25\include -ID:\Python25\PC -c mpiext.c -o build
\temp.win32-
2.5\Release\mpiext.o
gcc: mpiext.c: No such file or directory
gcc: no input files
error: command 'gcc' failed with exit status 1

can you give me a help ?

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setdefaultencoding error

[smalltalk]

>>> import sys
>>> sys.setdefaultencoding(utf8)
Traceback (most recent call last):
  File "", line 1, in 
AttributeError: 'module' object has no attribute 'setdefaultencoding'

but i find the attribute"setdefaultencoding" in python manuals

where is the error?
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Re: setdefaultencoding error

[smalltalk]

thank you very much
I have solved
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the way of "import"

[smalltalk]

I have three files names t1.py,t2.py,t3.py in e:\test\dir1,of course
dir2 is exsit
the content of t1.py as follow:
t1.py
import os
print 'this is t1.py'
os.chdir('..\\dir2')
the content of t2.py as follow:
print "this is t2.py"
the content of t3.py as follow:
import t1
import t2


if i run t3.py in cmd of windows as follow:
python t3.py

no errors show

if i run t3.py in idle:
>>> import t3
this is t1.py
Traceback (most recent call las
  File "", line 1, in 
  File "t3.py", line 2, in 
ImportError: No module named t2

can you give me a help?
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shelve file space always increase!

[smalltalk]

>>> import shelve
>>> sf = shelve.open('e:/abc.db')
>>> for i in range(1):
... sf[str(i)]=i
...
>>> sf.close()
>>> sf = shelve.open('e:/abc.db')
>>> sf.clear()
>>> sf
{}
the abc.db is always 312k though i have use clear(), how can i shrink
the space?
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