import isli


def mycli():  # You don't have to do this, but it is cleaner


  isli.description = 'An example CLI using Isli'
  
  
  @isli.command('STR')  # Making the below function a command, and giving the type 'STR' to it
  def echo(next_arg):
    """A simple echo command that acts like the Unix echo command."""  # If you want a description of your command if you type -h or -help or nothing, you need to put a docstring
    print(next_arg)
    
    
  isli.start()
  
  
mycli()