code: def stopall(self, sudo=False, quiet=True):
      '''stop ALL instances. This command is only added to the command group
         as it doesn't make sense to call from a single instance
  
         Parameters
         ==========
         sudo: if the command should be done with sudo (exposes different set of
               instances)
  
      '''
      from spython.utils import run_command, check_install
      check_install()
  
      subgroup = 'instance.stop'
  
      if 'version 3' in self.version():
          subgroup = ["instance", "stop"]
  
      cmd = self._init_command(subgroup)
      cmd = cmd + ['--all']
      output = run_command(cmd, sudo=sudo, quiet=quiet)
  
      if output['return_code'] != 0:
          message = '%s : return code %s' %(output['message'], 
                                            output['return_code'])
          bot.error(message)
          return output['return_code']
  
      return output['return_code'f stopall(self, sudo=False, quiet=True):
      '''stop ALL instances. This command is only added to the command group
         as it doesn't make sense to call from a single instance
  
         Parameters
         ==========
         sudo: if the command should be done with sudo (exposes different set of
               instances)
  
      '''
      from spython.utils import run_command, check_install
      check_install()
  
      subgroup = 'instance.stop'
  
      if 'version 3' in self.version():
          subgroup = ["instance", "stop"]
  
      cmd = self._init_command(subgroup)
      cmd = cmd + ['--all']
      output = run_command(cmd, sudo=sudo, quiet=quiet)
  
      if output['return_code'] != 0:
          message = '%s : return code %s' %(output['message'], 
                                            output['return_code'])
          bot.error(message)
          return output['return_code']
  
      return output['return_code']
docs: stop ALL instances. This command is only added to the command group
         as it doesn't make sense to call from a single instance
  
         Parameters
         ==========
         sudo: if the command should be done with sudo (exposes different set of
               instances)