>>>>> Tim Taylor 
>>>>>     on Thu, 6 Jul 2023 15:11:41 +0100 writes:

    > Ah yes ... and reading the as.data.frame help we see (emphasis mine):
    > "... Direct calls to as.data.frame.<class>() are still possible (*base 
    > package!*), for 12 atomic base classes, but will deprecated ..."

    > So it does seem that a lot of these warnings are triggered by base R and 
    > updating this code may be a work in progress.


    > A little tangential (but related) to this though is still the fact that 
    > we can trigger the warning with:

    > lapply(Sys.Date(), as.data.frame)

    > so I wonder if the code in base/R/zzz.R 
    > 
(https://github.com/wch/r-source/blob/9f1940663f902174034a01197e55fd17c767213a/src/library/base/R/zzz.R#L664-L686)
 
    > does need tweaking?

    > At this stage this is probably more a question for R-devel though.

Indeed. ... and so I've sent a long reply to you, Enrico,
Vincent *AND* the R-devel mailing list.  In its archives you see it here

     https://stat.ethz.ch/pipermail/r-devel/2023-July/082725.html

With thanks to Vincent, Tim, Enrico, (and Mikael who started
"moving" this to R-devel, see there).

Martin

--
Martin Maechler
ETH Zurich   and   R Core team

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