<div dir="ltr"><div><div><div>Hello Andy,<br><br></div>I have added the print statements:<br> print "cwd: "+cwd<br></div> print "datpath: "+datpath<br> print "tempdir: "+tempdir<br><br> </div><div> after each respective variable is created and also <br></div><br>'print tempdir' before 'pngproc = subprocess.Popen(pngcmd, stdout=subprocess.PIPE, cwd=tempdir)'<br><div><br><br></div><div>Attached is a script 'rivet-mkhtml_error.log' of the error as before. <br> <br>I see from this output that 'tmpdir' is in my '/tmp/cembree' directory but all the files here have full rwx privileges for the owner (but none for group or others). The 'cembree' directory in '/tmp' also has full rwx privilages for the owner but none else.<br> <br><br></div><div>Regards,<br>Cameron Embree<br></div><div><br><br></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Thu, Jul 10, 2014 at 7:00 PM, Andy Buckley <span dir="ltr"><<a href="mailto:andy.buckley@cern.ch" target="_blank">andy.buckley@cern.ch</a>></span> wrote:<br> <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi Cameron,<br> <br> Thanks for that. The permission problem isn't with subprocess.py itself<br> (that's a library source file, not an executable script), but with how<br> it is trying to call a subprocess:<br> <br> File "/afs/<a href="http://cern.ch/user/c/cembree/public/progs/bin/make-plots" target="_blank">cern.ch/user/c/cembree/public/progs/bin/make-plots</a>", line<br> 2212, in mkpng<br> pngproc = subprocess.Popen(pngcmd, stdout=subprocess.PIPE, cwd=tempdir)<br> <br> Can you try to add "print tempdir" on the line before this, i.e. insert<br> it on line 2212 (coincidentally equal to the proton PDG code!) of your<br> make-plots? That way you can see what working directory the mkpng<br> function is trying to use... I suspect it is not in a helpful place, for<br> some reason.<br> <br> Thanks again,<br> Andy<br> <div><div><br> <br> <br> On 10/07/14 13:48, Cameron Embree wrote:<br> > Hello Andy,<br> ><br> >> please make sure to reply-all to keep the whole Rivet<br> >> developer list involved.<br> ><br> > Sorry, I will do that.<br> ><br> >> Very hard to tell from that amount of information: can you send a more<br> >> complete log message? For example, make sure that the patched make-plots<br> >> file is executable, that you are writing to a directory that you have<br> >> write-permissions on, etc.<br> ><br> > I have attached a log file of the following events to show:<br> > - the ‘make-plots’ is updated and executable<br> > - my writing output directory has write-permission<br> > - the regular error output from ‘rivet-mkhtml'<br> > - the verbose output from ‘rivet-mkhtml'<br> ><br> > The verbose output of ‘rivet-mkhtml’ is quite long, sorry! From this<br> > verbose<br> > output I see:<br> ><br> > OSError: [Errno 13] Permission denied<br> ><br> > generated from a local Python file '/usr/lib64/python2.6/subprocess.py'<br> > on my<br> > machine. Again, I am running a relatively fresh install of SLC6.<br> ><br> > I ensured that ‘subprocess.py’ is executable by everyone (it was not<br> > before)<br> > but the same errors are still generated.<br> ><br> ><br> > Regards,<br> > Cameron Embree<br> ><br> ><br> ><br> ><br> </div></div>> On Jul 9, 2014, at 6:23 PM, Andy Buckley <<a href="mailto:andy.buckley@cern.ch" target="_blank">andy.buckley@cern.ch</a><br> <div>> <mailto:<a href="mailto:andy.buckley@cern.ch" target="_blank">andy.buckley@cern.ch</a>>> wrote:<br> ><br> >> On 09/07/14 16:04, Cameron Embree wrote:<br> >>> Hello Andy,<br> >><br> </div>>> Hi Cameron -- please make sure to reply-all to keep the whole Rivet<br> >> developer list involved.<br> >><br> <div>>>> The change you suggested worked for finding my latex, thank you!<br> >><br> >> Good!<br> >><br> >>> I now, however, get an error:<br> >>><br> >>> Error: [Errno 13] Permission denied<br> >>><br> >>> after each attempt to plot something. Do you think this is coming from my<br> >>> Python? I ensured that each file to be plotted had rwx privileges for<br> >>> all<br> >>> user groups, but this did not seem to help.<br> >><br> </div><div>>> Very hard to tell from that amount of information: can you send a more<br> >> complete log message? For example, make sure that the patched make-plots<br> >> file is executable, that you are writing to a directory that you have<br> >> write-permissions on, etc.<br> >><br> </div><div><div>>> Cheers,<br> >> Andy<br> >><br> >><br> >><br> >>> On Jul 8, 2014, at 8:39 PM, Andy Buckley <<a href="mailto:andy.buckley@cern.ch" target="_blank">andy.buckley@cern.ch</a><br> >>> <mailto:<a href="mailto:andy.buckley@cern.ch" target="_blank">andy.buckley@cern.ch</a>><br> >>> <mailto:<a href="mailto:andy.buckley@cern.ch" target="_blank">andy.buckley@cern.ch</a>>> wrote:<br> >>><br> >>>> On 25/06/14 13:25, Cameron Embree wrote:<br> >>>>> Hello,<br> >>>>><br> >>>>> I am trying to perform a ‘rivet-mkhtml’ on a YODA file and I get the<br> >>>>> following error:<br> >>>>><br> >>>>> ERROR: required program ‘latex’ could not be found. Exiting…<br> >>>>><br> >>>>> However, latex is in my $PATH under ‘/usr/bin’ and is found when I<br> >>>>> perform a ‘which latex’, providing the following:<br> >>>>><br> >>>>> /user/bin/latex<br> >>>>><br> >>>>> I am running on a computer at CERN running SLC6 and am not sure if<br> >>>>> there is an explicit way to point Rivet/YODA at my latex (perhaps<br> >>>>> during the YODA installation process?). Should I perhaps install some<br> >>>>> local version of latex instead of the one built into SLC6?<br> >>>><br> >>>> Hi Cameron,<br> >>>><br> >>>> Sorry for the delayed response. That is strange -- the script should be<br> >>>> finding your LaTeX installation.<br> >>>><br> >>>> I wonder if this is actually related to another bug report that we had<br> >>>> in the last week, about make-plots (the script in Rivet that actually<br> >>>> does the plotting) using constructs that require Python 2.7. If your<br> >>>> environment is using an earlier Python, e.g. 2.6, then maybe try<br> >>>> applying this small patch to bin/make-plots:<br> >>>><br> >>>> <a href="https://rivet.hepforge.org/hg/rivet/rev/a8c29394d2ba" target="_blank">https://rivet.hepforge.org/hg/rivet/rev/a8c29394d2ba</a><br> >>>><br> >>>> Let us know how that goes, and we'll try to get it solved.<br> >>>><br> >>>> Cheers,<br> >>>> Andy<br> >>>><br> >>>> --<br> >>>> Dr Andy Buckley, Royal Society University Research Fellow<br> >>>> Particle Physics Expt Group, University of Glasgow / PH Dept, CERN<br> >>><br> >><br> >><br> >> --<br> >> Dr Andy Buckley, Royal Society University Research Fellow<br> >> Particle Physics Expt Group, University of Glasgow / PH Dept, CERN<br> ><br> <br> <br> --<br> Dr Andy Buckley, Royal Society University Research Fellow<br> Particle Physics Expt Group, University of Glasgow / PH Dept, CERN<br> </div></div></blockquote></div><br></div></div>