[R] suppress startup messages from default packages
murdoch.duncan at gmail.com
Mon Jul 15 15:25:09 CEST 2013
On 15/07/2013 8:49 AM, Andreas Leha wrote:
> Hi Helios,
> "Helios de Rosario" <helios.derosario at ibv.upv.es> writes:
> >> Hi all,
> >> several packages print messages during loading. How do I avoid to
> > see
> >> them when the packages are in the defaultPackages?
> >> Here is an example.
> >> With this in ~/.Rprofile
> >> ,----[ ~/.Rprofile ]
> >> | old <- getOption("defaultPackages")
> >> | options(defaultPackages = c(old, "filehash"))
> >> | rm(old)
> >> `----
> >> I get as last line when starting R:
> >> ,----
> >> | filehash: Simple key-value database (2.2-1 2012-03-12)
> >> `----
> >> Another package with (even more) prints during startup is
> > tikzDevice.
> >>How can I avoid to get these messages?
> > There are several options in ?library to control the messages that are
> > displayed when loading packages. However, this does not seem be able to
> > supress all the messages. Some messages are defined by the package
> > authors, because they feel necessary that the user reads them.
> Thanks for your answer. When I actually call library() or require()
> myself I can avoid all messages. There are hacks to do that even for
> the very persistent messages [fn:1].
> My question is how to suppress these messages, when it is not me who
> calls library() or require(), but when the package is loaded during R's
> startup through the defaultPackages option.
You could try the --slave command line option on startup. If that isn't
sufficient, try getting the maintainer to change the package behaviour,
or do it yourself.
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