['database|d=s', 'Path to the history database, overriding the default'],
['help|h', 'Print usage message and exit'],
['manual|man|m', 'Print full manual and exit'],
['database|d=s', 'Path to the history database, overriding the default'],
['help|h', 'Print usage message and exit'],
['manual|man|m', 'Print full manual and exit'],