Can we clarify:

As the NEWS says, to install a data-only package under 2.14.0 you need a namespace. And if you do not give one installation will create one.

However, you can use an already-installed data-only package without a namespace under 2.14.x, but not under R-devel. This is to allow a transition (e.g. many of the BioC 2.9 binary data-only packages did not have a namespace at the time).

On Tue, 8 Nov 2011, Joshua Wiley wrote:

Hi Michael,

You are correct that data does not *have* to be exported.  For
example, here is the contents of NAMESPACE for the datasets package
from a recent devel version:

# This package exports nothing (it uses lazydata)
# exportPattern(".")

Cheers,

Josh

On Tue, Nov 8, 2011 at 9:11 AM, Michael Friendly <frien...@yorku.ca> wrote:
the NEWS file for R-devel says

 *

   Even data-only packages without *R* code need a namespace and so may
   need to be installed under *R* 2.14.0 or later.


but what should this contain?  Can it simply be an empty NAMESPACE
file?  I assume that data does not have to
be exported.

-Michael

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