problem with module PyVisa

Prasad, Ramit ramit.prasad at jpmorgan.com
Fri Nov 9 22:16:32 CET 2012


Jean Dubois wrote:
> 
> On 9 nov, 17:40, Rodrick Brown <rodrick.br... at gmail.com> wrote:
> > It seems pretty obvious from the error. Try installing the missing lib packages.
> >
> > OSError: /usr/local/vxipnp/linux/bin/libvisa.so.7: cannot open shared
> > object file: No such file or directory
> >
> > Sent from my iPhone
> >
> > On Nov 9, 2012, at 11:22 AM, Jean Dubois <jeandubois... at gmail.com> wrote:
> >
> > > OSError: /usr/local/vxipnp/linux/bin/libvisa.so.7: cannot open shared
> > > object file: No such file or directory
> 
> The error may be obvious but finding this file and how to install it
> is not unfortunately.
> It seems I have to install it from the National Instruments site but
> Debian Linux doesn't seem to be supported...
> and I doubt whether just copying this file will be sufficient to make
> PyVisa work.
> I wonder whether there might be another way to communicate via USB
> with a Keithley programmable power supply using Python.
> 

Here are some reference links that might help.
http://stackoverflow.com/questions/8140248/linux-implementation-of-visa-api
https://decibel.ni.com/content/message/37590


Hope that helps,
Ramit


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