code: def run(self):
          
  
          init_folder = os.getcwd()
          os.chdir(self.folder)
  
          with zopen(self.log_file, 'w') as fout:
              subprocess.call([self._NWCHEM2FIESTA_cmd, self._nwcheminput_fn,
                               self._nwchemoutput_fn, self._nwchemmovecs_fn],
                              stdout=fout)
  
          os.chdir(init_folder)
docs: Performs actual NWCHEM2FIESTA run