[R] NAMESPACE and imports

[Prof Brian Ripley]

On 19/04/2013 19:16, Frank Harrell wrote:
> Now I see it.  S3method() wants two arguments so I need to create multiple
> S3method() statements for each generic.

Sort of.  It actually accepts two or three arguments: see package 
'tools' for an example of using three.

> Frank
>
> Frank Harrell wrote
>> Right, I should have said import(Hmisc) instead of importFrom(Hmisc), but
>> that does not explain the error message.
>> Blaser Nello wrote
>>> Not sure this fixes your problem, but as far as I can know (and can tell
>>> from the manual:
>>> http://cran.r-project.org/doc/manuals/r-release/R-exts.pdf), importFrom
>>> needs to know what functions you are importing [e.g. importFrom(Hmisc,
>>> "latex") importFrom(stats, "anova")].
>>>
>>>
>>> -----Original Message-----
>>> From:
>
>>> r-help-bounces@
>
>>>   [mailto:
>
>>> r-help-bounces@
>
>>> ] On Behalf Of Frank Harrell
>>> Sent: Freitag, 19. April 2013 16:26
>>> To:
>
>>> r-help@
>
>>> Subject: [R] NAMESPACE and imports
>>>
>>> I am cleaning up the rms package to not export functions not to be called
>>> directly by users.  rms uses generic functions defined in other packages.
>>> For example there is a latex method in the Hmisc package, and rms has a
>>> latex method for objects of class "anova.rms" so there are anova.rms and
>>> latex.anova.rms functions in rms.  I use:
>>>
>>> export(asis,bj,bjplot,bootBCa,bootcov,bootplot,bplot,calibrate,cph,catg,combineRelatedPredictors,confplot,contrast,coxphFit,cph,cr.setup,datadist,effective.df,fastbw,formatNP,gendata,gIndex,GiniMd,Glm,Gls,groupkm,Hazard,hazard.ratio.plot,histdensity,"%ia%",ie.setup,interactions.containing,legend.nomabbrev,lm.pfit,lrm,lrtest,lsp,matinv,matrx,Newlabels,Newlevels,nomogram,num.intercepts,ols,ols.influence,oos.loglik,pantext,Penalty.matrix,Penalty.setup,pentrace,perimeter,perlcode,plot.xmean.ordinaly,pol,pphsm,predab.resample,Predict,psm,rcs,related.predictors,reVector,robcov,Rq,sascode,scored,sensuc,setPb,show.influence,specs,strat,Surv,"[.Surv",survdiffplot,survest,Survival,survplot,univarLR,validate,val.prob,val.probg,val.surv,vif,which.influence)
>>>
>>> importFrom(Hmisc)
>>> S3method(anova, rms)
>>> S3method(latex, anova.rms, bj, cph, Glm, Gls, lrm, naprint.delete, ols,
>>> pphsm, psm, rms, Rq, summary.rms, validate)
>>>
>>> When doing R CMD INSTALL I get: [using R 2.15.3]
>>>
>>> ** preparing package for lazy loading
>>> Error : c("bad 'S3method' directive: S3method(latex, anova.rms, bj, cph,
>>> Glm, Gls, lrm, naprint.delete, ", "bad 'S3method' directive:     ols,
>>> pphsm,
>>> psm, rms, Rq, summary.rms, validate)")
>>> ERROR: lazy loading failed for package ‘rms’
>>>
>>> Any advice appreciated.
>>> Frank
>>>
>>>
>>>
>>>
>>> -----
>>> Frank Harrell
>>> Department of Biostatistics, Vanderbilt University
>>> --
>>> View this message in context:
>>> http://r.789695.n4.nabble.com/NAMESPACE-and-imports-tp4664718.html
>>> Sent from the R help mailing list archive at Nabble.com.
>>>
>>> ______________________________________________
>
>>> R-help@
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>>> PLEASE do read the posting guide
>>> http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained, reproducible code.
>>> ______________________________________________
>
>>> R-help@
>
>>>   mailing list
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>>> PLEASE do read the posting guide
>>> http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained, reproducible code.
>
>
>
>
>
> -----
> Frank Harrell
> Department of Biostatistics, Vanderbilt University
> --
> View this message in context: http://r.789695.n4.nabble.com/NAMESPACE-and-imports-tp4664718p4664744.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>


-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595