code: def run(self, *args):
          
  
          if self.volumes: 
              volumes = " --bind " + " --bind ".join(self.volumes)
          else:
              volumes = ""
          
          self._print("Starting container [{0:s}]. Timeout set to {1:d}. The container ID is printed below.".format(self.name, self.time_out))
          utils.xrun("singularity run", ["instance://{0:s} {1:s}".format(self.name, self.RUNSCRIPT)],
                     timeout= self.time_out, kill_callback=self.stop)
  
          self.status = "running"
  
          return 0
docs: Run a singularity container instance