Convenience dispatcher to the error_exit() method.

    Will raise "fatal" error, i.e. terminate script.

def fatal( callingClass, astr_key, **kwargs ):
    '''
    Convenience dispatcher to the error_exit() method.

    Will raise "fatal" error, i.e. terminate script.
    '''
    kwargs['exitToOS']  = True
    report( callingClass, astr_key, **kwargs )