code: def cli(log_level):
      
      try:
          has_minimum_version()
      except TmuxCommandNotFound:
          click.echo('tmux not found. tmuxp requires you install tmux first.')
          sys.exit()
      except exc.TmuxpException as e:
          click.echo(e, err=True)
          sys.exit()
      setup_logger(level=log_level.upper())
docs: Manage tmux sessions.
  
      Pass the "--help" argument to any command to see detailed help.
      See detailed documentation and examples at:
      http://tmuxp.readthedocs.io/en/latest/