今天小编就为大家分享一篇Python 实现求一个集合所有子集的示例，具有很好的参考价值，希望对大家有所帮助。一起跟随小编过来看看吧

方法一：回归实现 def PowerSetsRecursive(items): Use recursive call to return all subsets of items, include empty set if len(items) == 0: #if the lsit is empty, return the empty list return [[]] subsets = [] first_elt = items[0] #first elemen