example command in Sandwich example crashes

[joachim-n]

• Run these commands using the --include option - e.g. drush --include=/path/to/drush/examples mmas

$ drush --include=/path/to/drush/examples mmas

Fatal error: Uncaught Error: Class 'Drush\Drush' not found in /Users/joachim/Sites/_sandbox/drush/includes/preflight.inc:170
Stack trace:
#0 /Users/joachim/Sites/_sandbox/drush/includes/preflight.inc(38): drush_preflight_prepare()
#1 /Users/joachim/Sites/_sandbox/drush/drush.php(10): drush_main()
#2 /Users/joachim/Sites/_sandbox/drush/drush(4): require('/Users/joachim/...')
#3 {main}
  thrown in /Users/joachim/Sites/_sandbox/drush/includes/preflight.inc on line 170

[joachim-n]

Whoops, my mistake. Too many versions of things kicking around.