.Well, ok, I will try some of that. But I am running window 7, not Linux.

P S gotgoatcheese at gmail.com
Fri Apr 22 20:26:37 EDT 2011


I did a little writeup for setting PyVISA up in Windows. It's not exactly polished, but it can get you through the difficult bits. If you need any additional help, leave comments/questions on my blog.

http://psonghi.wordpress.com/2011/03/29/pyvisa-setup-in-windows/

> On Friday, April 01, 2011 11:29 AM Manatee wrote:

> I have unpacked the PyVISA files into the Python/lib/site-packages dir
> and from the IDLE GUI I get and error
> 
> import visa
> 
> Traceback (most recent call last):
> File "<pyshell#25>", line 1, in <module>
> import visa
> ImportError: No module named visa
> 
> 
> 
> There must be more to just putting the files in the correct directory.
> Need help configuring PyVISA to work.
> My ultimate goal is to control electronic instruments with Python
> through visa.


>> On Friday, April 01, 2011 2:05 PM GüntherDietrich wrote:

>> Yes, there is more:
>> 
>> - DON'T unpack the files into any site-packages folder. If you already
>> have done it, remove them.
>> - Unpack the PyVISA archive to any other folder.
>> - On the command line, change into the PyVISA folder. There you should
>> find - among others - the two files setup.py and setup.cfg (at least
>> if you use PyVISA-1.3.tar.gz).
>> - Now, it depends on what variant of python you use and want to install
>> PyVISA for and on the configuration of your PYTHONPATH rsp. sys.path
>> and the folders they point to.
>> You can simply try: 'sudo python ./setup install'
>> If you are lucky, that is it. If not, you have to decide, where the
>> installation script has to put the files to. For example, for my
>> python 2.6, I chose
>> '/Library/Frameworks/Python.framework/Versions/2.6/'. In this path,
>> there is a folder 'lib/site-packages', which is pointed to by
>> sys.path, and where .pth files are evaluated.
>> - Edit the file setup.cfg. Near the end, in section '[install]', you will
>> find the line 'prefix=/usr'. Replace the '/usr' by your chosen path.
>> - Save the file and retry the install (see above).
>> 
>> 
>> 
>> Best regards,
>> 
>> G??nther


>>> On Friday, April 01, 2011 3:40 PM Manatee wrote:

>>> .
>>> 
>>> Well, ok, I will try some of that. But I am running window 7, not Linux.
>>> The "sudo" command sounds like Linux.






More information about the Python-list mailing list