On Fri, 2008-11-14 at 11:29 -0500, laurent oget wrote:
> As i suspected there is code to deal with the locale in the main.c of
> R, which switches some locale to "" which means they will use this
> machine's custom locale instead of "C", but they explicitely do not do
> it for LC_NUMERIC
>
> I suspect a
>
> setlocale(LC_NUMERIC,"C") before loading the R library would avoid
> those issues, but I do not know the rpy code enough to know if that
> should happen in C or in Python, or if it should be fixed on the R
> side.
Did Aurélie say on what R version this used to work ?
The R core developers worked on internationalization over the very last
years, and something may have been left behind for embedded R. Forcing
the locale may be a fix, but may loose some of those
internationalization features on the way.
Let's bump that to the R authors and see what happens...
> Laurent
>
>
>
> 2008/11/14 Aurelie Bornot <[EMAIL PROTECTED]>:
> >
> > Hello,
> >
> > With these lines before importing rpy, everything goes perfectly well !
> >
> > import locale
> > locale.setlocale(locale.LC_ALL,'C')
> >
> > Thank you very much for your help Laurent, Barry and Peter !
> > This fix will help me a lot !
> >
> > Aurélie
> >
> >
> >
> > laurent oget a écrit :
> >
> > Yup, this definitely is broken...
> >
> > Somehow in the Rpy version of the postscript file the numbers use , instead
> > of .
> >
> > I suspect the problem is linked to the locale, i.e. you are using a
> > french version of the operating system, and in french when you print a
> > decimal number you should use , instead of .
> >
> > The root of the problem is probably an R bug, if you feel brave you
> > should tell people on the R development mailing list, about it, they
> > will probably be amused.
> >
> > One way to fix this would be to do
> >
> > import locale
> > locale.setlocale(locale.LC_ALL,'C')
> >
> > I am not sure if you should do it before importing Rpy or before
> > calling r.postscript
> >
> > Another way would be to log out and log back in switching the language
> > to english.
> >
> > and if none of that does work I managed to open your postscript file
> > after fixing it with
> >
> > sed -i s/,/\./g TEST_Rpy.ps
> >
> > sadly this methode replaces the , with . in the legend too....
> >
> >
> > I am not sure I can think of a way to fix this from within Rpy.
> > switching the locale to 'C' each time you import Rpy is a bit rude...
> >
> > bon courage
> >
> > Laurent
> >
> >
> >
> > 2008/11/13 Aurelie Bornot <[EMAIL PROTECTED]>:
> >
> >
> > Ok
> > So I tried the same chart in python/rpy and in R.
> >
> > Here are the lines I type in python/rpy :
> > m = pylab.load("test.data")
> > m
> > array([[ 1., 2.],
> > [ 2., 3.],
> > [ 3., 4.],
> > [ 4., 5.],
> > [ 5., 6.],
> > [ 6., 7.],
> > [ 7., 8.],
> > [ 8., 9.],
> > [ 9., 10.]])
> > r.postscript("TEST_Rpy.ps")
> > r.plot(m[:,0],m[:,1])
> > r.dev_off()
> > {'null device': 1}
> >
> > And here are the lines I type in R:
> > m=read.table("test.data")
> > m
> > V1 V2
> > 1 1 2
> > 2 2 3
> > 3 3 4
> > 4 4 5
> > 5 5 6
> > 6 6 7
> > 7 7 8
> > 8 8 9
> > 9 9 10
> > postscript("TEST_R.ps")
> > plot(m[,1],m[,2])
> > dev.off()
> > null device
> > 1
> >
> > I join the file test.data and the 2 postscript outputs.
> > The 2 postscripts are of the same size but I can't open TEST_Rpy.ps.
> > TEST_R.ps is ok for me : I can open it without problem.
> >
> > Can you see another difference between the two?
> >
> > Thank you very much for helping !
> > Aurélie
> >
> >
> > laurent oget a écrit :
> >
> > I would try to generate the same chart in rpy and directly in R and
> > compare the postscript files. This would give you, and us, an idea of
> > what went wrong.
> >
> > Laurent
> >
> > 2008/11/13 Aurelie Bornot <[EMAIL PROTECTED]>:
> >
> >
> > Hello Peter,
> >
> > Thanks for your answer.
> > Yes I have tried this in R itself. And everything is OK. It seems that it is
> > an rpy problem.
> >
> > Aurélie
> >
> > Peter a écrit :
> >
> > On Thu, Nov 13, 2008 at 3:56 PM, Aurelie Bornot
> > <[EMAIL PROTECTED]> wrote:
> >
> >
> > Hello everyone,
> >
> > I used to create postscripts with rpy without any problem on my old
> > computer. This computer was on fedora 7 with python 2.5.1.
> > I was given a new computer with fedora 9, python 2.5.1 and 2.8.0, and
> > now, all my 'old' scripts for making postscripts or pdf do not work
> > anymore...
> > Here is a piece of code :
> > r.postscript("Effets.ps")
> > r.plot(ArrayB,ArrayC)
> > r.dev_off()
> >
> >
> > Have you tried doing this in R itself? Just use any simple R plotting
> > example to make a PS and PDF file, and see if those files work. That
> > should tell us if its an rpy problem or not.
> >
> > Peter
> >
> > -------------------------------------------------------------------------
> > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
> > Build the coolest Linux based applications with Moblin SDK & win great
> > prizes
> > Grand prize is a trip for two to an Open Source event anywhere in the world
> > http://moblin-contest.org/redirect.php?banner_id=100&url=/
> > _______________________________________________
> > rpy-list mailing list
> > rpy-list@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/rpy-list
> >
> >
> >
> > --
> > Please note my new mail adress : <[EMAIL PROTECTED]>
> > ---------------------------------------------------------------------------
> > Aurelie Bornot
> > EBGM, INSERM UMR-S 726, DSIMB team
> > INTS
> > 6, rue Alexandre Cabanel
> > 75739 Paris Cedex 15
> > FRANCE
> > ---------------------------------------------------------------------------
> > Website : http://www.dsimb.inserm.fr/~bornot/
> >
> > -------------------------------------------------------------------------
> > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
> > Build the coolest Linux based applications with Moblin SDK & win great
> > prizes
> > Grand prize is a trip for two to an Open Source event anywhere in the world
> > http://moblin-contest.org/redirect.php?banner_id=100&url=/
> > _______________________________________________
> > rpy-list mailing list
> > rpy-list@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/rpy-list
> >
> >
> >
> >
> > -------------------------------------------------------------------------
> > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
> > Build the coolest Linux based applications with Moblin SDK & win great
> > prizes
> > Grand prize is a trip for two to an Open Source event anywhere in the world
> > http://moblin-contest.org/redirect.php?banner_id=100&url=/
> > _______________________________________________
> > rpy-list mailing list
> > rpy-list@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/rpy-list
> >
> >
> >
> > --
> > Please note my new mail adress : <[EMAIL PROTECTED]>
> > ---------------------------------------------------------------------------
> > Aurelie Bornot
> > EBGM, INSERM UMR-S 726, DSIMB team
> > INTS
> > 6, rue Alexandre Cabanel
> > 75739 Paris Cedex 15
> > FRANCE
> > ---------------------------------------------------------------------------
> > Website : http://www.dsimb.inserm.fr/~bornot/
> >
> > 1 2
> > 2 3
> > 3 4
> > 4 5
> > 5 6
> > 6 7
> > 7 8
> > 8 9
> > 9 10
> >
> > -------------------------------------------------------------------------
> > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
> > Build the coolest Linux based applications with Moblin SDK & win great
> > prizes
> > Grand prize is a trip for two to an Open Source event anywhere in the world
> > http://moblin-contest.org/redirect.php?banner_id=100&url=/
> > _______________________________________________
> > rpy-list mailing list
> > rpy-list@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/rpy-list
> >
> >
> >
> >
> > -------------------------------------------------------------------------
> > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
> > Build the coolest Linux based applications with Moblin SDK & win great
> > prizes
> > Grand prize is a trip for two to an Open Source event anywhere in the world
> > http://moblin-contest.org/redirect.php?banner_id=100&url=/
> > _______________________________________________
> > rpy-list mailing list
> > rpy-list@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/rpy-list
> >
> >
> >
> > --
> > Please note my new mail adress : <[EMAIL PROTECTED]>
> > ---------------------------------------------------------------------------
> > Aurelie Bornot
> > EBGM, INSERM UMR-S 726, DSIMB team
> > INTS
> > 6, rue Alexandre Cabanel
> > 75739 Paris Cedex 15
> > FRANCE
> > ---------------------------------------------------------------------------
> > Website : http://www.dsimb.inserm.fr/~bornot/
> >
> > -------------------------------------------------------------------------
> > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
> > Build the coolest Linux based applications with Moblin SDK & win great
> > prizes
> > Grand prize is a trip for two to an Open Source event anywhere in the world
> > http://moblin-contest.org/redirect.php?banner_id=100&url=/
> > _______________________________________________
> > rpy-list mailing list
> > rpy-list@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/rpy-list
> >
> >
>
> -------------------------------------------------------------------------
> This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
> Build the coolest Linux based applications with Moblin SDK & win great prizes
> Grand prize is a trip for two to an Open Source event anywhere in the world
> http://moblin-contest.org/redirect.php?banner_id=100&url=/
> _______________________________________________
> rpy-list mailing list
> rpy-list@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/rpy-list
-------------------------------------------------------------------------
This SF.Net email is sponsored by the Moblin Your Move Developer's challenge
Build the coolest Linux based applications with Moblin SDK & win great prizes
Grand prize is a trip for two to an Open Source event anywhere in the world
http://moblin-contest.org/redirect.php?banner_id=100&url=/
_______________________________________________
rpy-list mailing list
rpy-list@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/rpy-list
