'Return a list of (watcher, auditor) enabled for a specific account,
optionally filtered by interval time'

def get_monitors_to_run(self, account, interval=None):

    mons = []
    if interval:
        for monitor in self.all_monitors:
            if (monitor.watcher and (interval == monitor.watcher.get_interval())):
                mons.append(monitor)
    else:
        mons = self.all_monitors
    return mons
