code: def help(self, command=None):
      '''help prints the general function help, or help for a specific command
  
          Parameters
          ==========   
          command: the command to get help for, if none, prints general help
  
      '''
      from spython.utils import check_install
      check_install()
  
      cmd = ['singularity','--help']
      if command != None:
          cmd.append(command)
      help = self._run_command(cmd)
      return helf help(self, command=None):
      '''help prints the general function help, or help for a specific command
  
          Parameters
          ==========   
          command: the command to get help for, if none, prints general help
  
      '''
      from spython.utils import check_install
      check_install()
  
      cmd = ['singularity','--help']
      if command != None:
          cmd.append(command)
      help = self._run_command(cmd)
      return help
docs: help prints the general function help, or help for a specific command
  
          Parameters
          ==========   
          command: the command to get help for, if none, prints general help