def resolve_alias(self, alias_name):
        alias_name = identifier(alias_name.lower())
        if alias_name in self.extensions:
            return (alias_name, {})
        if alias_name in self.aliases:
            alias = self.aliases[alias_name]
            return (alias.extension_name, alias.params)
        raise NotFoundError('Could not find extension or alias "{}"'.format(alias_name))

    # Internal methods.
This is called whenever the timer started in __init__()
dataset/ETHPy150Open ARM-software/workload-automation/wlauto/core/extension_loader.py/ExtensionLoader.resolve_alias--crossover with--dataset/ETHPy150Open felskrone/salt-eventsd/salteventsd/daemon.py/SaltEventsDaemon.timer_event