On Fri, Nov 13, 2009 at 2:44 PM, mhampton <hampto...@gmail.com> wrote:
>
> I noticed in trying this out that if a package is already installed,
>
> sage -c "install_package('package_name')"
>
> raises a ValueError, which is definitely not the behavior I'd like.
> Is there a reason it does that? Perhaps simply printing that
> announcement would be sufficient?
I agree with you.
William
> -Marshall
>
> On Nov 13, 4:30 pm, mhampton <hampto...@gmail.com> wrote:
>> OK, I have changed the spkg-install to use your solution. I have not
>> tested it yet though, since I am unsure how to un-install those
>> packages.
>>
>> -Marshall
>>
>> On Nov 13, 3:46 pm, William Stein <wst...@gmail.com> wrote:
>>
>> > Regarding: "so I attempt to install them with "sage -i" in the
>> > spkg-install script. The bad thing is I hard-code the package
>> > numbers, so that will break if they are updated."
>>
>> > Don't do that. Instead do this:
>>
>> > sage -c "install_package('package_name')"
>>
>> > without the version number. The "install_package" command in the Sage
>> > library automatically determined the most recent version of a package.
> >
>
--
William Stein
Associate Professor of Mathematics
University of Washington
http://wstein.org
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