(s/mm/newcol/ in the error message above)
On Tue, Aug 21, 2012 at 2:25 PM, Carlos Pita <carlosjosep...@gmail.com> wrote:
> Mh, this is interesting:
>
> dataf = r['[<-'](dataf, 'newcol', R.IntVector([1,2,3]))
>
> => Error in `[<-.data.frame`(list(a = 1:3, b = 4:6, mm = 1:3), "mm", 1:3) :
> argument "value" is missing, with no default
>
> (Same for '[[<-')
>
> dataf = r['$<-'](dataf, 'newcol', R.IntVector([1,2,3]))
>
> => OK
>
> I think what is needed is a rx, rx2 equivalent for $. Is there
> something like that in rpy2?
>
> Regards
> --
> Carlos
>
>
>
> On Tue, Aug 21, 2012 at 1:56 PM, Carlos Pita <carlosjosep...@gmail.com> wrote:
>> Hi all,
>>
>>
>>>> empty.rx2["New"] = [str(item) for item in range(len(empty.rownames))]
>>>> RRuntimeError: Error in `[[<-.data.frame`(list(), "New", list("0",
>>>> "1", "2",
>> "3", "4", : argument "value" is missing, with no default
>>>> Anything I'm doing wrong?
>>
>>> Not necessarily; I think that you are reaching less "battle-tested" corners
>>> of rpy2
>>
>> Was this already fixed?
>>
>>> Try using R's cbind() (column-bind)
>>
>> Could you provide a simple example? Sorry I'm new to R and to rpy2 so
>> I'm a little lost at this point.
>>
>> Regards
>> --
>> Carlos
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