code: def start(self, *args):
          
  
          if self.volumes: 
              volumes = " --bind " + " --bind ".join(self.volumes)
          else:
              volumes = ""
          
          self._print("Instantiating container [{0:s}]. Timeout set to {1:d}. The container ID is printed below.".format(self.name, self.time_out))
          utils.xrun("singularity instance.start", 
                          list(args) + [volumes,
  #                        "-c",
                          self.image, self.name])
  
          self.status = "created"
  
          return 0
docs: Create a singularity container instance