[AstroPy] question re specutils

Aycha Tammour aycha.tammour at gmail.com
Wed Sep 17 11:46:51 EDT 2014


Thanks Erik. This makes sense but there is actually a setup_package.py file
in the directory which I used to install specutils with

python setup_package.py install

Nothing showed on my terminal which seems a bit suspicious.

-Aycha



On Wed, Sep 17, 2014 at 11:18 AM, Erik Bray <embray at stsci.edu> wrote:

> On 09/17/2014 11:15 AM, Aycha Tammour wrote:
> > Hi Erik,
> >
> > specutils.__version__
> > ''
> >
> > specutils.__file__
> > 'specutils/__init__.py'
> >
> > The package I am using is the one I grabbed from the github repo just
> yesterday.
>
> It sounds like you're just trying to import the package directly out of the
> repository clone without building the package first or installing it.
>
> It looks like specutils doesn't have installation instructions as such,
> but I
> recommend looking at the installation instructions for Astropy as it
> applies all
> the same:
>
> http://docs.astropy.org/en/stable/install.html
>
> Erik
>
> > On Wed, Sep 17, 2014 at 11:10 AM, Erik Bray <embray at stsci.edu
> > <mailto:embray at stsci.edu>> wrote:
> >
> >     On 09/17/2014 10:12 AM, Aycha Tammour wrote:
> >     > Hi,
> >     >
> >     > I have a question about one of Astropy's affiliated packages and I
> hope someone
> >     > here can help with it.
> >     > I am trying to use specutils' extinction module but it seems I am
> unable to
> >     > import it.
> >     >
> >     > I tried:
> >     > import specutils
> >     > specutils.extinction.extinction_ccm89(wave, r_v=3.1)
> >     > And got:
> >     > AttributeError: 'module' object has no attribute 'extinction'
> >     >
> >     > When I tried:
> >     > from specutils import extinction
> >     > I still got
> >     > ImportError: cannot import name extinction
> >     >
> >     > Am I missing something here? I should mention that I was able to
> use some of the
> >     > functionality in spectrum1D.
> >
> >     When you import specutils what do
> >
> >       >>> specutils.__version__
> >
> >     and
> >
> >       >>> specutils.__file__
> >
> >     show?
> >
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> >
> >
> >
> >
> >
> >
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> >
>
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