docs: def ErrorMessage(text, **kwargs):
      """Show an error message dialog to the user.
      
      This will raise a Zenity Error Dialog with a description of the error.
      
      text - A description of the error.
      kwargs - Optional command line parameters for Zenity such as height,
               width, etc."""
  
      args = ['--text=%s' % text]
      for generic_args in kwargs_helper(kwargs):
          args.append('--%s=%s' % generic_args)
  
      run_zenity('--error', *args).wait()