<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def tags(self, *names):
 """ Begin executing a new tags operation. :param names: The tags :type names: tuple :rtype: cachy.tagged_cache.TaggedCache """

        if len(names) == 1 and isinstance(names[0], list):
            names = names[0]

        return TaggedCache(self, TagSet(self, names))