def abs_tag_path(self, tag, inPref=False, outPref=False):
        inUnix = self.unixStyle if inPref else True
        outUnix = self.unixStyle if outPref else True
        outPrefix = u'/' if outUnix else u''
        if inUnix:
            if tag == u'/about':     # special case
                return u'%sfluiddb/about' % outPrefix
            if tag.startswith(u'/'):
                if tag.startswith(u'/tags/'):
                    return u'%s%s' % (outPrefix, tag[6:])
                else:
                    return u'%s%s' % (outPrefix, tag[1:])
            else:
                return u'%s%s/%s' % (outPrefix,
                                     self.credentials.username,
                                     tag)
        else:
            return u'%s%s' % (outPrefix, tag)
Returns the absolute path for the tag nominated,
dataset/ETHPy150Open njr0/fish/fish/fishlib.py/Fluidinfo.abs_tag_path