def colourblind2(i):
hexcols = ['<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>', '<STR_LIT>',<EOL>'<STR_LIT>', '<STR_LIT>', '<STR_LIT>']<EOL>idx = sc.mod(i,len(hexcols))<EOL>return hexcols[idx]<EOL>
another colour pallete from http://www.sron.nl/~pault/
allegedly suitable for colour-blind folk

SJ