code: def _tscube_app(self, xmlfile):
          
  
          xmlfile = self.get_model_path(xmlfile)
  
          outfile = os.path.join(self.config['fileio']['workdir'],
                                 'tscube%s.fits' % (self.config['file_suffix']))
  
          kw = dict(cmap=self.files['ccube'],
                    expcube=self.files['ltcube'],
                    bexpmap=self.files['bexpmap'],
                    irfs=self.config['gtlike']['irfs'],
                    evtype=self.config['selection']['evtype'],
                    srcmdl=xmlfile,
                    nxpix=self.npix, nypix=self.npix,
                    binsz=self.config['binning']['binsz'],
                    xref=float(self.roi.skydir.ra.deg),
                    yref=float(self.roi.skydir.dec.deg),
                    proj=self.config['binning']['proj'],
                    stlevel=0,
                    coordsys=self.config['binning']['coordsys'],
                    outfile=outfile)
  
          run_gtapp('gttscube', self.logger, kw)
docs: Run gttscube as an application.