[Bioc-devel] Imports, depends and warnings
marinif at uni-mainz.de
Wed Mar 2 16:53:54 CET 2016
I'm on a good way to finalize the pcaExplorer package I presented at the
recent Bioc Developers Meeting.
Trying to keep check and BiocCheck always in the background of my head,
as well as trying to be a good 'package neighbour', I am dealing with
the issue of some "Warning: replacing previous import by..." messages,
From my understanding, there might be some cases where this can not be
fixed, probably because an imported package in turn imports itself
another one entirely, making my own import redundant (e.g., ggplot2 for
plotting and NMF for aheatmap give this part:
Warnung: replacing previous import by ‘ggplot2::unit’ when loading ‘NMF’
Warnung: replacing previous import by ‘ggplot2::arrow’ when loading ‘NMF’
This happens even if I specifically just use importFrom in the NAMESPACE.
I'm kind of puzzled on this, so I thought I'd better ask out for some
expert advice on the ML. If required, I could put the package in a
Thank you in advance for any help you can provide!
Federico Marini, M.Sc.
Institute of Medical Biostatistics, Epidemiology and Informatics (IMBEI)
Division Biostatistics and Bioinformatics
University Medical Center of the Johannes Gutenberg University Mainz
Postal address: 55101 Mainz
Office and delivery address: Obere Zahlbacher Str. 69, 55131 Mainz
Phone: +49 (0) 6131 17-8108
Fax: +49 (0) 6131 17-2968
E-Mail: marinif at uni-mainz.de
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